[gentoo-commits] proj/linux-patches:4.9 commit in: /

[Mike Pagano]

commit:     8e8845458748f3c71dfebb46ce53bd6305b2f034
Author:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
AuthorDate: Tue Dec 29 14:18:04 2020 +0000
Commit:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
CommitDate: Tue Dec 29 14:18:04 2020 +0000
URL:        https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=8e884545

Linux patch 4.9.249

Signed-off-by: Mike Pagano <mpagano <AT> gentoo.org>

 0000_README              |    4 +
 1248_linux-4.9.249.patch | 4035 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 4039 insertions(+)

diff --git a/0000_README b/0000_README
index e3ccddb..bfcfe3d 100644
--- a/0000_README
+++ b/0000_README
@@ -1035,6 +1035,10 @@ Patch:  1247_linux-4.9.248.patch
 From:   http://www.kernel.org
 Desc:   Linux 4.9.248
 
+Patch:  1248_linux-4.9.249.patch
+From:   http://www.kernel.org
+Desc:   Linux 4.9.249
+
 Patch:  1500_XATTR_USER_PREFIX.patch
 From:   https://bugs.gentoo.org/show_bug.cgi?id=470644
 Desc:   Support for namespace user.pax.* on tmpfs.

diff --git a/1248_linux-4.9.249.patch b/1248_linux-4.9.249.patch
new file mode 100644
index 0000000..aaa2e55
--- /dev/null
+++ b/1248_linux-4.9.249.patch
@@ -0,0 +1,4035 @@
+diff --git a/Makefile b/Makefile
+index f6680569c0008..ef1c9929cdcc7 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,6 +1,6 @@
+ VERSION = 4
+ PATCHLEVEL = 9
+-SUBLEVEL = 248
++SUBLEVEL = 249
+ EXTRAVERSION =
+ NAME = Roaring Lionus
+ 
+diff --git a/arch/arc/kernel/stacktrace.c b/arch/arc/kernel/stacktrace.c
+index 165158735aa6b..3ee19b1e79be5 100644
+--- a/arch/arc/kernel/stacktrace.c
++++ b/arch/arc/kernel/stacktrace.c
+@@ -39,15 +39,15 @@
+ 
+ #ifdef CONFIG_ARC_DW2_UNWIND
+ 
+-static void seed_unwind_frame_info(struct task_struct *tsk,
+-				   struct pt_regs *regs,
+-				   struct unwind_frame_info *frame_info)
++static int
++seed_unwind_frame_info(struct task_struct *tsk, struct pt_regs *regs,
++		       struct unwind_frame_info *frame_info)
+ {
+ 	/*
+ 	 * synchronous unwinding (e.g. dump_stack)
+ 	 *  - uses current values of SP and friends
+ 	 */
+-	if (tsk == NULL && regs == NULL) {
++	if (regs == NULL && (tsk == NULL || tsk == current)) {
+ 		unsigned long fp, sp, blink, ret;
+ 		frame_info->task = current;
+ 
+@@ -66,11 +66,15 @@ static void seed_unwind_frame_info(struct task_struct *tsk,
+ 		frame_info->call_frame = 0;
+ 	} else if (regs == NULL) {
+ 		/*
+-		 * Asynchronous unwinding of sleeping task
+-		 *  - Gets SP etc from task's pt_regs (saved bottom of kernel
+-		 *    mode stack of task)
++		 * Asynchronous unwinding of a likely sleeping task
++		 *  - first ensure it is actually sleeping
++		 *  - if so, it will be in __switch_to, kernel mode SP of task
++		 *    is safe-kept and BLINK at a well known location in there
+ 		 */
+ 
++		if (tsk->state == TASK_RUNNING)
++			return -1;
++
+ 		frame_info->task = tsk;
+ 
+ 		frame_info->regs.r27 = TSK_K_FP(tsk);
+@@ -104,6 +108,8 @@ static void seed_unwind_frame_info(struct task_struct *tsk,
+ 		frame_info->regs.r63 = regs->ret;
+ 		frame_info->call_frame = 0;
+ 	}
++
++	return 0;
+ }
+ 
+ #endif
+@@ -117,7 +123,8 @@ arc_unwind_core(struct task_struct *tsk, struct pt_regs *regs,
+ 	unsigned int address;
+ 	struct unwind_frame_info frame_info;
+ 
+-	seed_unwind_frame_info(tsk, regs, &frame_info);
++	if (seed_unwind_frame_info(tsk, regs, &frame_info))
++		return 0;
+ 
+ 	while (1) {
+ 		address = UNW_PC(&frame_info);
+diff --git a/arch/arm/boot/dts/at91-sama5d3_xplained.dts b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
+index 5a53fcf542abb..07133c5ad2944 100644
+--- a/arch/arm/boot/dts/at91-sama5d3_xplained.dts
++++ b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
+@@ -231,6 +231,11 @@
+ 						atmel,pins =
+ 							<AT91_PIOE 9 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;	/* PE9, conflicts with A9 */
+ 					};
++					pinctrl_usb_default: usb_default {
++						atmel,pins =
++							<AT91_PIOE 3 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
++							 AT91_PIOE 4 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
++					};
+ 				};
+ 			};
+ 		};
+@@ -288,6 +293,8 @@
+ 					   &pioE 3 GPIO_ACTIVE_LOW
+ 					   &pioE 4 GPIO_ACTIVE_LOW
+ 					  >;
++			pinctrl-names = "default";
++			pinctrl-0 = <&pinctrl_usb_default>;
+ 			status = "okay";
+ 		};
+ 
+diff --git a/arch/arm/boot/dts/at91-sama5d4_xplained.dts b/arch/arm/boot/dts/at91-sama5d4_xplained.dts
+index 44d1171c7fc04..4ce8656293837 100644
+--- a/arch/arm/boot/dts/at91-sama5d4_xplained.dts
++++ b/arch/arm/boot/dts/at91-sama5d4_xplained.dts
+@@ -152,6 +152,11 @@
+ 						atmel,pins =
+ 							<AT91_PIOE 31 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
+ 					};
++					pinctrl_usb_default: usb_default {
++						atmel,pins =
++							<AT91_PIOE 11 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
++							 AT91_PIOE 14 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
++					};
+ 					pinctrl_key_gpio: key_gpio_0 {
+ 						atmel,pins =
+ 							<AT91_PIOE 8 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
+@@ -177,6 +182,8 @@
+ 					   &pioE 11 GPIO_ACTIVE_HIGH
+ 					   &pioE 14 GPIO_ACTIVE_HIGH
+ 					  >;
++			pinctrl-names = "default";
++			pinctrl-0 = <&pinctrl_usb_default>;
+ 			status = "okay";
+ 		};
+ 
+diff --git a/arch/arm/boot/dts/at91sam9rl.dtsi b/arch/arm/boot/dts/at91sam9rl.dtsi
+index 70adf940d98c0..620aa3f555f8a 100644
+--- a/arch/arm/boot/dts/at91sam9rl.dtsi
++++ b/arch/arm/boot/dts/at91sam9rl.dtsi
+@@ -266,23 +266,26 @@
+ 				atmel,adc-use-res = "highres";
+ 
+ 				trigger0 {
+-					trigger-name = "timer-counter-0";
++					trigger-name = "external-rising";
+ 					trigger-value = <0x1>;
++					trigger-external;
+ 				};
++
+ 				trigger1 {
+-					trigger-name = "timer-counter-1";
+-					trigger-value = <0x3>;
++					trigger-name = "external-falling";
++					trigger-value = <0x2>;
++					trigger-external;
+ 				};
+ 
+ 				trigger2 {
+-					trigger-name = "timer-counter-2";
+-					trigger-value = <0x5>;
++					trigger-name = "external-any";
++					trigger-value = <0x3>;
++					trigger-external;
+ 				};
+ 
+ 				trigger3 {
+-					trigger-name = "external";
+-					trigger-value = <0x13>;
+-					trigger-external;
++					trigger-name = "continuous";
++					trigger-value = <0x6>;
+ 				};
+ 			};
+ 
+diff --git a/arch/arm/boot/dts/exynos5410-odroidxu.dts b/arch/arm/boot/dts/exynos5410-odroidxu.dts
+index 3c271cb4b2be3..a2f94cb2ded8e 100644
+--- a/arch/arm/boot/dts/exynos5410-odroidxu.dts
++++ b/arch/arm/boot/dts/exynos5410-odroidxu.dts
+@@ -271,6 +271,8 @@
+ 				regulator-name = "vddq_lcd";
+ 				regulator-min-microvolt = <1800000>;
+ 				regulator-max-microvolt = <1800000>;
++				/* Supplies also GPK and GPJ */
++				regulator-always-on;
+ 			};
+ 
+ 			ldo8_reg: LDO8 {
+@@ -560,11 +562,11 @@
+ };
+ 
+ &usbdrd_dwc3_0 {
+-	dr_mode = "host";
++	dr_mode = "peripheral";
+ };
+ 
+ &usbdrd_dwc3_1 {
+-	dr_mode = "peripheral";
++	dr_mode = "host";
+ };
+ 
+ &usbdrd3_0 {
+diff --git a/arch/arm/boot/dts/exynos5410-pinctrl.dtsi b/arch/arm/boot/dts/exynos5410-pinctrl.dtsi
+index a083d23fdee30..872096edd77fd 100644
+--- a/arch/arm/boot/dts/exynos5410-pinctrl.dtsi
++++ b/arch/arm/boot/dts/exynos5410-pinctrl.dtsi
+@@ -563,6 +563,34 @@
+ 		interrupt-controller;
+ 		#interrupt-cells = <2>;
+ 	};
++
++	usb3_1_oc: usb3-1-oc {
++		samsung,pins = "gpk2-4", "gpk2-5";
++		samsung,pin-function = <EXYNOS_PIN_FUNC_2>;
++		samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
++		samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;
++	};
++
++	usb3_1_vbusctrl: usb3-1-vbusctrl {
++		samsung,pins = "gpk2-6", "gpk2-7";
++		samsung,pin-function = <EXYNOS_PIN_FUNC_2>;
++		samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>;
++		samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;
++	};
++
++	usb3_0_oc: usb3-0-oc {
++		samsung,pins = "gpk3-0", "gpk3-1";
++		samsung,pin-function = <EXYNOS_PIN_FUNC_2>;
++		samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
++		samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;
++	};
++
++	usb3_0_vbusctrl: usb3-0-vbusctrl {
++		samsung,pins = "gpk3-2", "gpk3-3";
++		samsung,pin-function = <EXYNOS_PIN_FUNC_2>;
++		samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>;
++		samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;
++	};
+ };
+ 
+ &pinctrl_2 {
+diff --git a/arch/arm/boot/dts/exynos5410.dtsi b/arch/arm/boot/dts/exynos5410.dtsi
+index bb59fee072c0a..132b830524392 100644
+--- a/arch/arm/boot/dts/exynos5410.dtsi
++++ b/arch/arm/boot/dts/exynos5410.dtsi
+@@ -314,6 +314,8 @@
+ &usbdrd3_0 {
+ 	clocks = <&clock CLK_USBD300>;
+ 	clock-names = "usbdrd30";
++	pinctrl-names = "default";
++	pinctrl-0 = <&usb3_0_oc>, <&usb3_0_vbusctrl>;
+ };
+ 
+ &usbdrd_phy0 {
+@@ -325,6 +327,8 @@
+ &usbdrd3_1 {
+ 	clocks = <&clock CLK_USBD301>;
+ 	clock-names = "usbdrd30";
++	pinctrl-names = "default";
++	pinctrl-0 = <&usb3_1_oc>, <&usb3_1_vbusctrl>;
+ };
+ 
+ &usbdrd_dwc3_1 {
+diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S
+index 04286fd9e09ce..2e336acd68b0a 100644
+--- a/arch/arm/kernel/head.S
++++ b/arch/arm/kernel/head.S
+@@ -673,12 +673,8 @@ ARM_BE8(rev16	ip, ip)
+ 	ldrcc	r7, [r4], #4	@ use branch for delay slot
+ 	bcc	1b
+ 	bx	lr
+-#else
+-#ifdef CONFIG_CPU_ENDIAN_BE8
+-	moveq	r0, #0x00004000	@ set bit 22, mov to mvn instruction
+ #else
+ 	moveq	r0, #0x400000	@ set bit 22, mov to mvn instruction
+-#endif
+ 	b	2f
+ 1:	ldr	ip, [r7, r3]
+ #ifdef CONFIG_CPU_ENDIAN_BE8
+@@ -687,7 +683,7 @@ ARM_BE8(rev16	ip, ip)
+ 	tst	ip, #0x000f0000	@ check the rotation field
+ 	orrne	ip, ip, r6, lsl #24 @ mask in offset bits 31-24
+ 	biceq	ip, ip, #0x00004000 @ clear bit 22
+-	orreq	ip, ip, r0      @ mask in offset bits 7-0
++	orreq	ip, ip, r0, ror #8  @ mask in offset bits 7-0
+ #else
+ 	bic	ip, ip, #0x000000ff
+ 	tst	ip, #0xf00	@ check the rotation field
+diff --git a/arch/arm64/boot/dts/exynos/exynos7.dtsi b/arch/arm64/boot/dts/exynos/exynos7.dtsi
+index 6328a66ed97e4..4c7c40ce50662 100644
+--- a/arch/arm64/boot/dts/exynos/exynos7.dtsi
++++ b/arch/arm64/boot/dts/exynos/exynos7.dtsi
+@@ -65,8 +65,10 @@
+ 	};
+ 
+ 	psci {
+-		compatible = "arm,psci-0.2";
++		compatible = "arm,psci";
+ 		method = "smc";
++		cpu_off = <0x84000002>;
++		cpu_on = <0xC4000003>;
+ 	};
+ 
+ 	soc: soc {
+diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
+index 7afbfb0f96a3c..dd211dbdaaae0 100644
+--- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
++++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
+@@ -65,6 +65,9 @@
+ 		i2c6 = &i2c6;
+ 		i2c7 = &i2c7;
+ 		i2c8 = &i2c8;
++		mmc0 = &sdio0;
++		mmc1 = &sdmmc;
++		mmc2 = &sdhci;
+ 		serial0 = &uart0;
+ 		serial1 = &uart1;
+ 		serial2 = &uart2;
+diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h
+index 86c0ef23157c2..a152a7bbc85ab 100644
+--- a/arch/arm64/include/asm/kvm_host.h
++++ b/arch/arm64/include/asm/kvm_host.h
+@@ -161,6 +161,7 @@ enum vcpu_sysreg {
+ #define c2_TTBR1	(TTBR1_EL1 * 2)	/* Translation Table Base Register 1 */
+ #define c2_TTBR1_high	(c2_TTBR1 + 1)	/* TTBR1 top 32 bits */
+ #define c2_TTBCR	(TCR_EL1 * 2)	/* Translation Table Base Control R. */
++#define c2_TTBCR2	(c2_TTBCR + 1)	/* Translation Table Base Control R. 2 */
+ #define c3_DACR		(DACR32_EL2 * 2)/* Domain Access Control Register */
+ #define c5_DFSR		(ESR_EL1 * 2)	/* Data Fault Status Register */
+ #define c5_IFSR		(IFSR32_EL2 * 2)/* Instruction Fault Status Register */
+diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c
+index dce732f51e50e..0ad81fa13688f 100644
+--- a/arch/arm64/kvm/sys_regs.c
++++ b/arch/arm64/kvm/sys_regs.c
+@@ -1315,6 +1315,7 @@ static const struct sys_reg_desc cp15_regs[] = {
+ 	{ Op1( 0), CRn( 2), CRm( 0), Op2( 0), access_vm_reg, NULL, c2_TTBR0 },
+ 	{ Op1( 0), CRn( 2), CRm( 0), Op2( 1), access_vm_reg, NULL, c2_TTBR1 },
+ 	{ Op1( 0), CRn( 2), CRm( 0), Op2( 2), access_vm_reg, NULL, c2_TTBCR },
++	{ Op1( 0), CRn( 2), CRm( 0), Op2( 3), access_vm_reg, NULL, c2_TTBCR2 },
+ 	{ Op1( 0), CRn( 3), CRm( 0), Op2( 0), access_vm_reg, NULL, c3_DACR },
+ 	{ Op1( 0), CRn( 5), CRm( 0), Op2( 0), access_vm_reg, NULL, c5_DFSR },
+ 	{ Op1( 0), CRn( 5), CRm( 0), Op2( 1), access_vm_reg, NULL, c5_IFSR },
+diff --git a/arch/mips/bcm47xx/Kconfig b/arch/mips/bcm47xx/Kconfig
+index e970fd9cf7693..7ca7384fd5c9d 100644
+--- a/arch/mips/bcm47xx/Kconfig
++++ b/arch/mips/bcm47xx/Kconfig
+@@ -26,6 +26,7 @@ config BCM47XX_BCMA
+ 	select BCMA
+ 	select BCMA_HOST_SOC
+ 	select BCMA_DRIVER_MIPS
++	select BCMA_DRIVER_PCI if PCI
+ 	select BCMA_DRIVER_PCI_HOSTMODE if PCI
+ 	select BCMA_DRIVER_GPIO
+ 	default y
+diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h
+index cf51aea47510c..090edefe125da 100644
+--- a/arch/powerpc/include/asm/cputable.h
++++ b/arch/powerpc/include/asm/cputable.h
+@@ -419,7 +419,6 @@ enum {
+ 	    CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
+ 	    CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV | CPU_FTR_ALTIVEC_COMP | \
+ 	    CPU_FTR_CELL_TB_BUG | CPU_FTR_SMT)
+-#define CPU_FTRS_GENERIC_32	(CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
+ 
+ /* 64-bit CPUs */
+ #define CPU_FTRS_POWER4	(CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
+@@ -510,8 +509,6 @@ enum {
+ 	    CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX |
+ 	    CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_E300C2 |
+ 	    CPU_FTRS_CLASSIC32 |
+-#else
+-	    CPU_FTRS_GENERIC_32 |
+ #endif
+ #ifdef CONFIG_8xx
+ 	    CPU_FTRS_8XX |
+@@ -562,8 +559,6 @@ enum {
+ 	    CPU_FTRS_7447 & CPU_FTRS_7447A & CPU_FTRS_82XX &
+ 	    CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_E300C2 &
+ 	    CPU_FTRS_CLASSIC32 &
+-#else
+-	    CPU_FTRS_GENERIC_32 &
+ #endif
+ #ifdef CONFIG_8xx
+ 	    CPU_FTRS_8XX &
+diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c
+index a10b67df83bae..1f1ac446ace9a 100644
+--- a/arch/powerpc/perf/core-book3s.c
++++ b/arch/powerpc/perf/core-book3s.c
+@@ -2022,6 +2022,16 @@ static void record_and_restart(struct perf_event *event, unsigned long val,
+ 	local64_set(&event->hw.period_left, left);
+ 	perf_event_update_userpage(event);
+ 
++	/*
++	 * Due to hardware limitation, sometimes SIAR could sample a kernel
++	 * address even when freeze on supervisor state (kernel) is set in
++	 * MMCR2. Check attr.exclude_kernel and address to drop the sample in
++	 * these cases.
++	 */
++	if (event->attr.exclude_kernel && record)
++		if (is_kernel_addr(mfspr(SPRN_SIAR)))
++			record = 0;
++
+ 	/*
+ 	 * Finally record data if requested.
+ 	 */
+diff --git a/arch/powerpc/platforms/pseries/suspend.c b/arch/powerpc/platforms/pseries/suspend.c
+index e76aefae2aa2b..0a0e0c8256f67 100644
+--- a/arch/powerpc/platforms/pseries/suspend.c
++++ b/arch/powerpc/platforms/pseries/suspend.c
+@@ -224,7 +224,6 @@ static struct bus_type suspend_subsys = {
+ 
+ static const struct platform_suspend_ops pseries_suspend_ops = {
+ 	.valid		= suspend_valid_only_mem,
+-	.begin		= pseries_suspend_begin,
+ 	.prepare_late	= pseries_prepare_late,
+ 	.enter		= pseries_suspend_enter,
+ };
+diff --git a/arch/powerpc/xmon/nonstdio.c b/arch/powerpc/xmon/nonstdio.c
+index d00123421e007..eefe1b94e0aad 100644
+--- a/arch/powerpc/xmon/nonstdio.c
++++ b/arch/powerpc/xmon/nonstdio.c
+@@ -182,7 +182,7 @@ void xmon_printf(const char *format, ...)
+ 
+ 	if (n && rc == 0) {
+ 		/* No udbg hooks, fallback to printk() - dangerous */
+-		printk("%s", xmon_outbuf);
++		pr_cont("%s", xmon_outbuf);
+ 	}
+ }
+ 
+diff --git a/arch/um/drivers/xterm.c b/arch/um/drivers/xterm.c
+index 20e30be44795b..e3b422ebce09f 100644
+--- a/arch/um/drivers/xterm.c
++++ b/arch/um/drivers/xterm.c
+@@ -18,6 +18,7 @@
+ struct xterm_chan {
+ 	int pid;
+ 	int helper_pid;
++	int chan_fd;
+ 	char *title;
+ 	int device;
+ 	int raw;
+@@ -33,6 +34,7 @@ static void *xterm_init(char *str, int device, const struct chan_opts *opts)
+ 		return NULL;
+ 	*data = ((struct xterm_chan) { .pid 		= -1,
+ 				       .helper_pid 	= -1,
++				       .chan_fd		= -1,
+ 				       .device 		= device,
+ 				       .title 		= opts->xterm_title,
+ 				       .raw  		= opts->raw } );
+@@ -149,6 +151,7 @@ static int xterm_open(int input, int output, int primary, void *d,
+ 		goto out_kill;
+ 	}
+ 
++	data->chan_fd = fd;
+ 	new = xterm_fd(fd, &data->helper_pid);
+ 	if (new < 0) {
+ 		err = new;
+@@ -206,6 +209,8 @@ static void xterm_close(int fd, void *d)
+ 		os_kill_process(data->helper_pid, 0);
+ 	data->helper_pid = -1;
+ 
++	if (data->chan_fd != -1)
++		os_close_file(data->chan_fd);
+ 	os_close_file(fd);
+ }
+ 
+diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c
+index 86aec286e4f22..3da08881a0104 100644
+--- a/arch/x86/kernel/kprobes/core.c
++++ b/arch/x86/kernel/kprobes/core.c
+@@ -1018,6 +1018,11 @@ int kprobe_fault_handler(struct pt_regs *regs, int trapnr)
+ 		 * So clear it by resetting the current kprobe:
+ 		 */
+ 		regs->flags &= ~X86_EFLAGS_TF;
++		/*
++		 * Since the single step (trap) has been cancelled,
++		 * we need to restore BTF here.
++		 */
++		restore_btf();
+ 
+ 		/*
+ 		 * If the TF flag was set before the kprobe hit,
+diff --git a/drivers/acpi/acpi_pnp.c b/drivers/acpi/acpi_pnp.c
+index 67d97c0090a27..5d72baf60ac83 100644
+--- a/drivers/acpi/acpi_pnp.c
++++ b/drivers/acpi/acpi_pnp.c
+@@ -320,6 +320,9 @@ static bool matching_id(const char *idstr, const char *list_id)
+ {
+ 	int i;
+ 
++	if (strlen(idstr) != strlen(list_id))
++		return false;
++
+ 	if (memcmp(idstr, list_id, 3))
+ 		return false;
+ 
+diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
+index 56241eb341f4b..76cc11b3b49fb 100644
+--- a/drivers/acpi/resource.c
++++ b/drivers/acpi/resource.c
+@@ -532,7 +532,7 @@ static acpi_status acpi_dev_process_resource(struct acpi_resource *ares,
+ 		ret = c->preproc(ares, c->preproc_data);
+ 		if (ret < 0) {
+ 			c->error = ret;
+-			return AE_CTRL_TERMINATE;
++			return AE_ABORT_METHOD;
+ 		} else if (ret > 0) {
+ 			return AE_OK;
+ 		}
+diff --git a/drivers/block/xen-blkback/xenbus.c b/drivers/block/xen-blkback/xenbus.c
+index 702ebfc4face5..9a4ac6fd262ac 100644
+--- a/drivers/block/xen-blkback/xenbus.c
++++ b/drivers/block/xen-blkback/xenbus.c
+@@ -262,6 +262,7 @@ static int xen_blkif_disconnect(struct xen_blkif *blkif)
+ 
+ 		if (ring->xenblkd) {
+ 			kthread_stop(ring->xenblkd);
++			ring->xenblkd = NULL;
+ 			wake_up(&ring->shutdown_wq);
+ 		}
+ 
+diff --git a/drivers/bus/mips_cdmm.c b/drivers/bus/mips_cdmm.c
+index 1b14256376d24..7c1da45be166e 100644
+--- a/drivers/bus/mips_cdmm.c
++++ b/drivers/bus/mips_cdmm.c
+@@ -544,10 +544,8 @@ static void mips_cdmm_bus_discover(struct mips_cdmm_bus *bus)
+ 		dev_set_name(&dev->dev, "cdmm%u-%u", cpu, id);
+ 		++id;
+ 		ret = device_register(&dev->dev);
+-		if (ret) {
++		if (ret)
+ 			put_device(&dev->dev);
+-			kfree(dev);
+-		}
+ 	}
+ }
+ 
+diff --git a/drivers/clk/clk-s2mps11.c b/drivers/clk/clk-s2mps11.c
+index f5d74e8db4327..1803af6230b27 100644
+--- a/drivers/clk/clk-s2mps11.c
++++ b/drivers/clk/clk-s2mps11.c
+@@ -211,6 +211,7 @@ static int s2mps11_clk_probe(struct platform_device *pdev)
+ 	return ret;
+ 
+ err_reg:
++	of_node_put(s2mps11_clks[0].clk_np);
+ 	while (--i >= 0)
+ 		clkdev_drop(s2mps11_clks[i].lookup);
+ 
+diff --git a/drivers/clk/mvebu/armada-37xx-xtal.c b/drivers/clk/mvebu/armada-37xx-xtal.c
+index 612d65ede10a0..5370514959e15 100644
+--- a/drivers/clk/mvebu/armada-37xx-xtal.c
++++ b/drivers/clk/mvebu/armada-37xx-xtal.c
+@@ -15,8 +15,8 @@
+ #include <linux/platform_device.h>
+ #include <linux/regmap.h>
+ 
+-#define NB_GPIO1_LATCH	0xC
+-#define XTAL_MODE	    BIT(31)
++#define NB_GPIO1_LATCH	0x8
++#define XTAL_MODE	    BIT(9)
+ 
+ static int armada_3700_xtal_clock_probe(struct platform_device *pdev)
+ {
+diff --git a/drivers/clk/tegra/clk-id.h b/drivers/clk/tegra/clk-id.h
+index 5738635c52741..9f8397c696e6c 100644
+--- a/drivers/clk/tegra/clk-id.h
++++ b/drivers/clk/tegra/clk-id.h
+@@ -233,6 +233,7 @@ enum clk_id {
+ 	tegra_clk_sdmmc4_8,
+ 	tegra_clk_sdmmc4_9,
+ 	tegra_clk_se,
++	tegra_clk_se_10,
+ 	tegra_clk_soc_therm,
+ 	tegra_clk_soc_therm_8,
+ 	tegra_clk_sor0,
+diff --git a/drivers/clk/tegra/clk-tegra-periph.c b/drivers/clk/tegra/clk-tegra-periph.c
+index d9c1f229c644b..bf88f90e6c438 100644
+--- a/drivers/clk/tegra/clk-tegra-periph.c
++++ b/drivers/clk/tegra/clk-tegra-periph.c
+@@ -648,7 +648,7 @@ static struct tegra_periph_init_data periph_clks[] = {
+ 	INT8("host1x", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_HOST1X, 28, 0, tegra_clk_host1x_8),
+ 	INT8("host1x", mux_pllc4_out1_pllc_pllc4_out2_pllp_clkm_plla_pllc4_out0, CLK_SOURCE_HOST1X, 28, 0, tegra_clk_host1x_9),
+ 	INT8("se", mux_pllp_pllc2_c_c3_pllm_clkm, CLK_SOURCE_SE, 127, TEGRA_PERIPH_ON_APB, tegra_clk_se),
+-	INT8("se", mux_pllp_pllc2_c_c3_clkm, CLK_SOURCE_SE, 127, TEGRA_PERIPH_ON_APB, tegra_clk_se),
++	INT8("se", mux_pllp_pllc2_c_c3_clkm, CLK_SOURCE_SE, 127, TEGRA_PERIPH_ON_APB, tegra_clk_se_10),
+ 	INT8("2d", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_2D, 21, 0, tegra_clk_gr2d_8),
+ 	INT8("3d", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_3D, 24, 0, tegra_clk_gr3d_8),
+ 	INT8("vic03", mux_pllm_pllc_pllp_plla_pllc2_c3_clkm, CLK_SOURCE_VIC03, 178, 0, tegra_clk_vic03),
+diff --git a/drivers/clk/ti/fapll.c b/drivers/clk/ti/fapll.c
+index 66a0d0ed8b550..02ff499e36536 100644
+--- a/drivers/clk/ti/fapll.c
++++ b/drivers/clk/ti/fapll.c
+@@ -497,6 +497,7 @@ static struct clk * __init ti_fapll_synth_setup(struct fapll_data *fd,
+ {
+ 	struct clk_init_data *init;
+ 	struct fapll_synth *synth;
++	struct clk *clk = ERR_PTR(-ENOMEM);
+ 
+ 	init = kzalloc(sizeof(*init), GFP_KERNEL);
+ 	if (!init)
+@@ -519,13 +520,19 @@ static struct clk * __init ti_fapll_synth_setup(struct fapll_data *fd,
+ 	synth->hw.init = init;
+ 	synth->clk_pll = pll_clk;
+ 
+-	return clk_register(NULL, &synth->hw);
++	clk = clk_register(NULL, &synth->hw);
++	if (IS_ERR(clk)) {
++		pr_err("failed to register clock\n");
++		goto free;
++	}
++
++	return clk;
+ 
+ free:
+ 	kfree(synth);
+ 	kfree(init);
+ 
+-	return ERR_PTR(-ENOMEM);
++	return clk;
+ }
+ 
+ static void __init ti_fapll_setup(struct device_node *node)
+diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c
+index a2503db7e533e..5d7f83d27093f 100644
+--- a/drivers/clocksource/arm_arch_timer.c
++++ b/drivers/clocksource/arm_arch_timer.c
+@@ -426,15 +426,24 @@ static void arch_timer_evtstrm_enable(int divider)
+ 
+ static void arch_timer_configure_evtstream(void)
+ {
+-	int evt_stream_div, pos;
++	int evt_stream_div, lsb;
++
++	/*
++	 * As the event stream can at most be generated at half the frequency
++	 * of the counter, use half the frequency when computing the divider.
++	 */
++	evt_stream_div = arch_timer_rate / ARCH_TIMER_EVT_STREAM_FREQ / 2;
++
++	/*
++	 * Find the closest power of two to the divisor. If the adjacent bit
++	 * of lsb (last set bit, starts from 0) is set, then we use (lsb + 1).
++	 */
++	lsb = fls(evt_stream_div) - 1;
++	if (lsb > 0 && (evt_stream_div & BIT(lsb - 1)))
++		lsb++;
+ 
+-	/* Find the closest power of two to the divisor */
+-	evt_stream_div = arch_timer_rate / ARCH_TIMER_EVT_STREAM_FREQ;
+-	pos = fls(evt_stream_div);
+-	if (pos > 1 && !(evt_stream_div & (1 << (pos - 2))))
+-		pos--;
+ 	/* enable event stream */
+-	arch_timer_evtstrm_enable(min(pos, 15));
++	arch_timer_evtstrm_enable(max(0, min(lsb, 15)));
+ }
+ 
+ static void arch_counter_set_user_access(void)
+diff --git a/drivers/clocksource/cadence_ttc_timer.c b/drivers/clocksource/cadence_ttc_timer.c
+index fbfbdec13b081..7cddc54be96cc 100644
+--- a/drivers/clocksource/cadence_ttc_timer.c
++++ b/drivers/clocksource/cadence_ttc_timer.c
+@@ -418,10 +418,8 @@ static int __init ttc_setup_clockevent(struct clk *clk,
+ 	ttcce->ttc.clk = clk;
+ 
+ 	err = clk_prepare_enable(ttcce->ttc.clk);
+-	if (err) {
+-		kfree(ttcce);
+-		return err;
+-	}
++	if (err)
++		goto out_kfree;
+ 
+ 	ttcce->ttc.clk_rate_change_nb.notifier_call =
+ 		ttc_rate_change_clockevent_cb;
+@@ -431,7 +429,7 @@ static int __init ttc_setup_clockevent(struct clk *clk,
+ 				    &ttcce->ttc.clk_rate_change_nb);
+ 	if (err) {
+ 		pr_warn("Unable to register clock notifier.\n");
+-		return err;
++		goto out_kfree;
+ 	}
+ 
+ 	ttcce->ttc.freq = clk_get_rate(ttcce->ttc.clk);
+@@ -460,15 +458,17 @@ static int __init ttc_setup_clockevent(struct clk *clk,
+ 
+ 	err = request_irq(irq, ttc_clock_event_interrupt,
+ 			  IRQF_TIMER, ttcce->ce.name, ttcce);
+-	if (err) {
+-		kfree(ttcce);
+-		return err;
+-	}
++	if (err)
++		goto out_kfree;
+ 
+ 	clockevents_config_and_register(&ttcce->ce,
+ 			ttcce->ttc.freq / PRESCALE, 1, 0xfffe);
+ 
+ 	return 0;
++
++out_kfree:
++	kfree(ttcce);
++	return err;
+ }
+ 
+ /**
+diff --git a/drivers/cpufreq/highbank-cpufreq.c b/drivers/cpufreq/highbank-cpufreq.c
+index 1608f7105c9f8..ad743f2f31e78 100644
+--- a/drivers/cpufreq/highbank-cpufreq.c
++++ b/drivers/cpufreq/highbank-cpufreq.c
+@@ -104,6 +104,13 @@ out_put_node:
+ }
+ module_init(hb_cpufreq_driver_init);
+ 
++static const struct of_device_id __maybe_unused hb_cpufreq_of_match[] = {
++	{ .compatible = "calxeda,highbank" },
++	{ .compatible = "calxeda,ecx-2000" },
++	{ },
++};
++MODULE_DEVICE_TABLE(of, hb_cpufreq_of_match);
++
+ MODULE_AUTHOR("Mark Langsdorf <mark.langsdorf@×××××××.com>");
+ MODULE_DESCRIPTION("Calxeda Highbank cpufreq driver");
+ MODULE_LICENSE("GPL");
+diff --git a/drivers/cpufreq/loongson1-cpufreq.c b/drivers/cpufreq/loongson1-cpufreq.c
+index be89416e2358f..9d902f67f8716 100644
+--- a/drivers/cpufreq/loongson1-cpufreq.c
++++ b/drivers/cpufreq/loongson1-cpufreq.c
+@@ -217,6 +217,7 @@ static struct platform_driver ls1x_cpufreq_platdrv = {
+ 
+ module_platform_driver(ls1x_cpufreq_platdrv);
+ 
++MODULE_ALIAS("platform:ls1x-cpufreq");
+ MODULE_AUTHOR("Kelvin Cheung <keguang.zhang@×××××.com>");
+ MODULE_DESCRIPTION("Loongson1 CPUFreq driver");
+ MODULE_LICENSE("GPL");
+diff --git a/drivers/cpufreq/scpi-cpufreq.c b/drivers/cpufreq/scpi-cpufreq.c
+index ea7a4e1b68c26..1a45fbb00d877 100644
+--- a/drivers/cpufreq/scpi-cpufreq.c
++++ b/drivers/cpufreq/scpi-cpufreq.c
+@@ -111,6 +111,7 @@ static struct platform_driver scpi_cpufreq_platdrv = {
+ };
+ module_platform_driver(scpi_cpufreq_platdrv);
+ 
++MODULE_ALIAS("platform:scpi-cpufreq");
+ MODULE_AUTHOR("Sudeep Holla <sudeep.holla@×××.com>");
+ MODULE_DESCRIPTION("ARM SCPI CPUFreq interface driver");
+ MODULE_LICENSE("GPL v2");
+diff --git a/drivers/cpufreq/sti-cpufreq.c b/drivers/cpufreq/sti-cpufreq.c
+index 2cb3346e82d35..c7f0b2df15cdd 100644
+--- a/drivers/cpufreq/sti-cpufreq.c
++++ b/drivers/cpufreq/sti-cpufreq.c
+@@ -294,6 +294,13 @@ register_cpufreq_dt:
+ }
+ module_init(sti_cpufreq_init);
+ 
++static const struct of_device_id __maybe_unused sti_cpufreq_of_match[] = {
++	{ .compatible = "st,stih407" },
++	{ .compatible = "st,stih410" },
++	{ },
++};
++MODULE_DEVICE_TABLE(of, sti_cpufreq_of_match);
++
+ MODULE_DESCRIPTION("STMicroelectronics CPUFreq/OPP driver");
+ MODULE_AUTHOR("Ajitpal Singh <ajitpal.singh@××.com>");
+ MODULE_AUTHOR("Lee Jones <lee.jones@××××××.org>");
+diff --git a/drivers/crypto/omap-aes.c b/drivers/crypto/omap-aes.c
+index fe32dd95ae4ff..a2d5ba0a0d5a0 100644
+--- a/drivers/crypto/omap-aes.c
++++ b/drivers/crypto/omap-aes.c
+@@ -1172,7 +1172,7 @@ static int omap_aes_probe(struct platform_device *pdev)
+ 	if (err < 0) {
+ 		dev_err(dev, "%s: failed to get_sync(%d)\n",
+ 			__func__, err);
+-		goto err_res;
++		goto err_pm_disable;
+ 	}
+ 
+ 	omap_aes_dma_stop(dd);
+@@ -1257,6 +1257,7 @@ err_engine:
+ 	omap_aes_dma_cleanup(dd);
+ err_irq:
+ 	tasklet_kill(&dd->done_task);
++err_pm_disable:
+ 	pm_runtime_disable(dev);
+ err_res:
+ 	dd = NULL;
+diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c
+index 059c2d4ad18fb..f4a6be76468d5 100644
+--- a/drivers/crypto/talitos.c
++++ b/drivers/crypto/talitos.c
+@@ -447,7 +447,7 @@ DEF_TALITOS2_DONE(ch1_3, TALITOS2_ISR_CH_1_3_DONE)
+ /*
+  * locate current (offending) descriptor
+  */
+-static u32 current_desc_hdr(struct device *dev, int ch)
++static __be32 current_desc_hdr(struct device *dev, int ch)
+ {
+ 	struct talitos_private *priv = dev_get_drvdata(dev);
+ 	int tail, iter;
+@@ -478,13 +478,13 @@ static u32 current_desc_hdr(struct device *dev, int ch)
+ /*
+  * user diagnostics; report root cause of error based on execution unit status
+  */
+-static void report_eu_error(struct device *dev, int ch, u32 desc_hdr)
++static void report_eu_error(struct device *dev, int ch, __be32 desc_hdr)
+ {
+ 	struct talitos_private *priv = dev_get_drvdata(dev);
+ 	int i;
+ 
+ 	if (!desc_hdr)
+-		desc_hdr = in_be32(priv->chan[ch].reg + TALITOS_DESCBUF);
++		desc_hdr = cpu_to_be32(in_be32(priv->chan[ch].reg + TALITOS_DESCBUF));
+ 
+ 	switch (desc_hdr & DESC_HDR_SEL0_MASK) {
+ 	case DESC_HDR_SEL0_AFEU:
+diff --git a/drivers/extcon/extcon-max77693.c b/drivers/extcon/extcon-max77693.c
+index 68dbcb814b2ff..4cf72487381e3 100644
+--- a/drivers/extcon/extcon-max77693.c
++++ b/drivers/extcon/extcon-max77693.c
+@@ -1272,4 +1272,4 @@ module_platform_driver(max77693_muic_driver);
+ MODULE_DESCRIPTION("Maxim MAX77693 Extcon driver");
+ MODULE_AUTHOR("Chanwoo Choi <cw00.choi@×××××××.com>");
+ MODULE_LICENSE("GPL");
+-MODULE_ALIAS("platform:extcon-max77693");
++MODULE_ALIAS("platform:max77693-muic");
+diff --git a/drivers/gpu/drm/drm_dp_aux_dev.c b/drivers/gpu/drm/drm_dp_aux_dev.c
+index ec1ed94b23902..19c85c50e2d17 100644
+--- a/drivers/gpu/drm/drm_dp_aux_dev.c
++++ b/drivers/gpu/drm/drm_dp_aux_dev.c
+@@ -59,7 +59,7 @@ static struct drm_dp_aux_dev *drm_dp_aux_dev_get_by_minor(unsigned index)
+ 
+ 	mutex_lock(&aux_idr_mutex);
+ 	aux_dev = idr_find(&aux_idr, index);
+-	if (!kref_get_unless_zero(&aux_dev->refcount))
++	if (aux_dev && !kref_get_unless_zero(&aux_dev->refcount))
+ 		aux_dev = NULL;
+ 	mutex_unlock(&aux_idr_mutex);
+ 
+diff --git a/drivers/gpu/drm/gma500/cdv_intel_dp.c b/drivers/gpu/drm/gma500/cdv_intel_dp.c
+index 7ec4e3fbafd8c..ec6ea202cf5de 100644
+--- a/drivers/gpu/drm/gma500/cdv_intel_dp.c
++++ b/drivers/gpu/drm/gma500/cdv_intel_dp.c
+@@ -2126,7 +2126,7 @@ cdv_intel_dp_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev
+ 			DRM_INFO("failed to retrieve link info, disabling eDP\n");
+ 			cdv_intel_dp_encoder_destroy(encoder);
+ 			cdv_intel_dp_destroy(connector);
+-			goto err_priv;
++			goto err_connector;
+ 		} else {
+         		DRM_DEBUG_KMS("DPCD: Rev=%x LN_Rate=%x LN_CNT=%x LN_DOWNSP=%x\n",
+ 				intel_dp->dpcd[0], intel_dp->dpcd[1], 
+diff --git a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
+index 6a0b25e0823fa..6b64a1e07c017 100644
+--- a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
++++ b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
+@@ -747,6 +747,7 @@ static int omap_dmm_probe(struct platform_device *dev)
+ 					   &omap_dmm->refill_pa, GFP_KERNEL);
+ 	if (!omap_dmm->refill_va) {
+ 		dev_err(&dev->dev, "could not allocate refill memory\n");
++		ret = -ENOMEM;
+ 		goto fail;
+ 	}
+ 
+diff --git a/drivers/gpu/drm/tegra/sor.c b/drivers/gpu/drm/tegra/sor.c
+index 74d0540b8d4c7..76717d2f51e74 100644
+--- a/drivers/gpu/drm/tegra/sor.c
++++ b/drivers/gpu/drm/tegra/sor.c
+@@ -2375,17 +2375,23 @@ static int tegra_sor_init(struct host1x_client *client)
+ 		if (err < 0) {
+ 			dev_err(sor->dev, "failed to deassert SOR reset: %d\n",
+ 				err);
++			clk_disable_unprepare(sor->clk);
+ 			return err;
+ 		}
+ 	}
+ 
+ 	err = clk_prepare_enable(sor->clk_safe);
+-	if (err < 0)
++	if (err < 0) {
++		clk_disable_unprepare(sor->clk);
+ 		return err;
++	}
+ 
+ 	err = clk_prepare_enable(sor->clk_dp);
+-	if (err < 0)
++	if (err < 0) {
++		clk_disable_unprepare(sor->clk_safe);
++		clk_disable_unprepare(sor->clk);
+ 		return err;
++	}
+ 
+ 	return 0;
+ }
+diff --git a/drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c b/drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c
+index f98c1e1b1dbdc..58a753ef27175 100644
+--- a/drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c
++++ b/drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c
+@@ -397,6 +397,14 @@ static const struct dmi_system_id i2c_hid_dmi_desc_override_table[] = {
+ 		},
+ 		.driver_data = (void *)&sipodev_desc
+ 	},
++	{
++		.ident = "Vero K147",
++		.matches = {
++			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "VERO"),
++			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "K147"),
++		},
++		.driver_data = (void *)&sipodev_desc
++	},
+ 	{ }	/* Terminate list */
+ };
+ 
+diff --git a/drivers/hsi/controllers/omap_ssi_core.c b/drivers/hsi/controllers/omap_ssi_core.c
+index 9a29b34ed2c82..22cd7169011d1 100644
+--- a/drivers/hsi/controllers/omap_ssi_core.c
++++ b/drivers/hsi/controllers/omap_ssi_core.c
+@@ -391,7 +391,7 @@ static int ssi_add_controller(struct hsi_controller *ssi,
+ 
+ 	err = ida_simple_get(&platform_omap_ssi_ida, 0, 0, GFP_KERNEL);
+ 	if (err < 0)
+-		goto out_err;
++		return err;
+ 	ssi->id = err;
+ 
+ 	ssi->owner = THIS_MODULE;
+diff --git a/drivers/iio/adc/rockchip_saradc.c b/drivers/iio/adc/rockchip_saradc.c
+index 85d7012916540..7e72dab459321 100644
+--- a/drivers/iio/adc/rockchip_saradc.c
++++ b/drivers/iio/adc/rockchip_saradc.c
+@@ -378,7 +378,7 @@ static int rockchip_saradc_resume(struct device *dev)
+ 
+ 	ret = clk_prepare_enable(info->clk);
+ 	if (ret)
+-		return ret;
++		clk_disable_unprepare(info->pclk);
+ 
+ 	return ret;
+ }
+diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c
+index 2f037cd59d53c..b0fdce0b95633 100644
+--- a/drivers/iio/industrialio-buffer.c
++++ b/drivers/iio/industrialio-buffer.c
+@@ -1335,12 +1335,12 @@ static int iio_buffer_update_demux(struct iio_dev *indio_dev,
+ 				       indio_dev->masklength,
+ 				       in_ind + 1);
+ 		while (in_ind != out_ind) {
+-			in_ind = find_next_bit(indio_dev->active_scan_mask,
+-					       indio_dev->masklength,
+-					       in_ind + 1);
+ 			length = iio_storage_bytes_for_si(indio_dev, in_ind);
+ 			/* Make sure we are aligned */
+ 			in_loc = roundup(in_loc, length) + length;
++			in_ind = find_next_bit(indio_dev->active_scan_mask,
++					       indio_dev->masklength,
++					       in_ind + 1);
+ 		}
+ 		length = iio_storage_bytes_for_si(indio_dev, in_ind);
+ 		out_loc = roundup(out_loc, length);
+diff --git a/drivers/iio/pressure/mpl3115.c b/drivers/iio/pressure/mpl3115.c
+index eb87948fc5596..d6c919cfa4166 100644
+--- a/drivers/iio/pressure/mpl3115.c
++++ b/drivers/iio/pressure/mpl3115.c
+@@ -139,7 +139,14 @@ static irqreturn_t mpl3115_trigger_handler(int irq, void *p)
+ 	struct iio_poll_func *pf = p;
+ 	struct iio_dev *indio_dev = pf->indio_dev;
+ 	struct mpl3115_data *data = iio_priv(indio_dev);
+-	u8 buffer[16]; /* 32-bit channel + 16-bit channel + padding + ts */
++	/*
++	 * 32-bit channel + 16-bit channel + padding + ts
++	 * Note that it is possible for only one of the first 2
++	 * channels to be enabled. If that happens, the first element
++	 * of the buffer may be either 16 or 32-bits.  As such we cannot
++	 * use a simple structure definition to express this data layout.
++	 */
++	u8 buffer[16] __aligned(8);
+ 	int ret, pos = 0;
+ 
+ 	mutex_lock(&data->lock);
+diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
+index 304429fd04ddb..97168b856606b 100644
+--- a/drivers/infiniband/core/cm.c
++++ b/drivers/infiniband/core/cm.c
+@@ -1252,6 +1252,7 @@ int ib_send_cm_req(struct ib_cm_id *cm_id,
+ 							    id.local_id);
+ 	if (IS_ERR(cm_id_priv->timewait_info)) {
+ 		ret = PTR_ERR(cm_id_priv->timewait_info);
++		cm_id_priv->timewait_info = NULL;
+ 		goto out;
+ 	}
+ 
+@@ -1683,6 +1684,7 @@ static int cm_req_handler(struct cm_work *work)
+ 							    id.local_id);
+ 	if (IS_ERR(cm_id_priv->timewait_info)) {
+ 		ret = PTR_ERR(cm_id_priv->timewait_info);
++		cm_id_priv->timewait_info = NULL;
+ 		goto destroy;
+ 	}
+ 	cm_id_priv->timewait_info->work.remote_id = req_msg->local_comm_id;
+diff --git a/drivers/infiniband/hw/cxgb4/cq.c b/drivers/infiniband/hw/cxgb4/cq.c
+index a856371bbe58c..7b38b9a280ba4 100644
+--- a/drivers/infiniband/hw/cxgb4/cq.c
++++ b/drivers/infiniband/hw/cxgb4/cq.c
+@@ -893,6 +893,9 @@ struct ib_cq *c4iw_create_cq(struct ib_device *ibdev,
+ 
+ 	rhp = to_c4iw_dev(ibdev);
+ 
++	if (entries < 1 || entries > ibdev->attrs.max_cqe)
++		return ERR_PTR(-EINVAL);
++
+ 	if (vector >= rhp->rdev.lldi.nciq)
+ 		return ERR_PTR(-EINVAL);
+ 
+diff --git a/drivers/infiniband/hw/mthca/mthca_cq.c b/drivers/infiniband/hw/mthca/mthca_cq.c
+index a5694dec3f2ee..098653b8157ed 100644
+--- a/drivers/infiniband/hw/mthca/mthca_cq.c
++++ b/drivers/infiniband/hw/mthca/mthca_cq.c
+@@ -609,7 +609,7 @@ static inline int mthca_poll_one(struct mthca_dev *dev,
+ 			entry->byte_len  = MTHCA_ATOMIC_BYTE_LEN;
+ 			break;
+ 		default:
+-			entry->opcode    = MTHCA_OPCODE_INVALID;
++			entry->opcode = 0xFF;
+ 			break;
+ 		}
+ 	} else {
+diff --git a/drivers/infiniband/hw/mthca/mthca_dev.h b/drivers/infiniband/hw/mthca/mthca_dev.h
+index 4393a022867ba..e1fc67e73bf87 100644
+--- a/drivers/infiniband/hw/mthca/mthca_dev.h
++++ b/drivers/infiniband/hw/mthca/mthca_dev.h
+@@ -105,7 +105,6 @@ enum {
+ 	MTHCA_OPCODE_ATOMIC_CS      = 0x11,
+ 	MTHCA_OPCODE_ATOMIC_FA      = 0x12,
+ 	MTHCA_OPCODE_BIND_MW        = 0x18,
+-	MTHCA_OPCODE_INVALID        = 0xff
+ };
+ 
+ enum {
+diff --git a/drivers/infiniband/sw/rxe/rxe_req.c b/drivers/infiniband/sw/rxe/rxe_req.c
+index 5a2d7b0050f4c..463c4b3e73661 100644
+--- a/drivers/infiniband/sw/rxe/rxe_req.c
++++ b/drivers/infiniband/sw/rxe/rxe_req.c
+@@ -661,7 +661,8 @@ next_wqe:
+ 	}
+ 
+ 	if (unlikely(qp_type(qp) == IB_QPT_RC &&
+-		     qp->req.psn > (qp->comp.psn + RXE_MAX_UNACKED_PSNS))) {
++		psn_compare(qp->req.psn, (qp->comp.psn +
++				RXE_MAX_UNACKED_PSNS)) > 0)) {
+ 		qp->req.wait_psn = 1;
+ 		goto exit;
+ 	}
+diff --git a/drivers/input/keyboard/cros_ec_keyb.c b/drivers/input/keyboard/cros_ec_keyb.c
+index 25943e9bc8bff..328792e26a9f6 100644
+--- a/drivers/input/keyboard/cros_ec_keyb.c
++++ b/drivers/input/keyboard/cros_ec_keyb.c
+@@ -140,6 +140,7 @@ static void cros_ec_keyb_process(struct cros_ec_keyb *ckdev,
+ 					"changed: [r%d c%d]: byte %02x\n",
+ 					row, col, new_state);
+ 
++				input_event(idev, EV_MSC, MSC_SCAN, pos);
+ 				input_report_key(idev, keycodes[pos],
+ 						 new_state);
+ 			}
+diff --git a/drivers/input/misc/cm109.c b/drivers/input/misc/cm109.c
+index 23c191a2a0715..cf4d507efaf6d 100644
+--- a/drivers/input/misc/cm109.c
++++ b/drivers/input/misc/cm109.c
+@@ -571,12 +571,15 @@ static int cm109_input_open(struct input_dev *idev)
+ 	dev->ctl_data->byte[HID_OR2] = dev->keybit;
+ 	dev->ctl_data->byte[HID_OR3] = 0x00;
+ 
++	dev->ctl_urb_pending = 1;
+ 	error = usb_submit_urb(dev->urb_ctl, GFP_KERNEL);
+-	if (error)
++	if (error) {
++		dev->ctl_urb_pending = 0;
+ 		dev_err(&dev->intf->dev, "%s: usb_submit_urb (urb_ctl) failed %d\n",
+ 			__func__, error);
+-	else
++	} else {
+ 		dev->open = 1;
++	}
+ 
+ 	mutex_unlock(&dev->pm_mutex);
+ 
+diff --git a/drivers/input/mouse/cyapa_gen6.c b/drivers/input/mouse/cyapa_gen6.c
+index 016397850b1b0..9c1f10491ab1a 100644
+--- a/drivers/input/mouse/cyapa_gen6.c
++++ b/drivers/input/mouse/cyapa_gen6.c
+@@ -573,7 +573,7 @@ static int cyapa_pip_retrieve_data_structure(struct cyapa *cyapa,
+ 
+ 	memset(&cmd, 0, sizeof(cmd));
+ 	put_unaligned_le16(PIP_OUTPUT_REPORT_ADDR, &cmd.head.addr);
+-	put_unaligned_le16(sizeof(cmd), &cmd.head.length - 2);
++	put_unaligned_le16(sizeof(cmd) - 2, &cmd.head.length);
+ 	cmd.head.report_id = PIP_APP_CMD_REPORT_ID;
+ 	cmd.head.cmd_code = PIP_RETRIEVE_DATA_STRUCTURE;
+ 	put_unaligned_le16(read_offset, &cmd.read_offset);
+diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
+index 1f45010a5b814..fa07be0b4500e 100644
+--- a/drivers/input/serio/i8042-x86ia64io.h
++++ b/drivers/input/serio/i8042-x86ia64io.h
+@@ -687,6 +687,48 @@ static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = {
+ 			DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"),
+ 		},
+ 	},
++	{
++		.matches = {
++			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
++			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire A114-31"),
++		},
++	},
++	{
++		.matches = {
++			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
++			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire A314-31"),
++		},
++	},
++	{
++		.matches = {
++			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
++			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire A315-31"),
++		},
++	},
++	{
++		.matches = {
++			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
++			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire ES1-132"),
++		},
++	},
++	{
++		.matches = {
++			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
++			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire ES1-332"),
++		},
++	},
++	{
++		.matches = {
++			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
++			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire ES1-432"),
++		},
++	},
++	{
++		.matches = {
++			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
++			DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate Spin B118-RN"),
++		},
++	},
+ 	{
+ 		/* Advent 4211 */
+ 		.matches = {
+diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c
+index 1ce3ecbe37f89..b77a2178fdec4 100644
+--- a/drivers/input/touchscreen/ads7846.c
++++ b/drivers/input/touchscreen/ads7846.c
+@@ -35,6 +35,7 @@
+ #include <linux/regulator/consumer.h>
+ #include <linux/module.h>
+ #include <asm/irq.h>
++#include <asm/unaligned.h>
+ 
+ /*
+  * This code has been heavily tested on a Nokia 770, and lightly
+@@ -410,7 +411,7 @@ static int ads7845_read12_ser(struct device *dev, unsigned command)
+ 
+ 	if (status == 0) {
+ 		/* BE12 value, then padding */
+-		status = be16_to_cpu(*((u16 *)&req->sample[1]));
++		status = get_unaligned_be16(&req->sample[1]);
+ 		status = status >> 3;
+ 		status &= 0x0fff;
+ 	}
+@@ -785,10 +786,11 @@ static void ads7846_report_state(struct ads7846 *ts)
+ 		/* compute touch pressure resistance using equation #2 */
+ 		Rt = z2;
+ 		Rt -= z1;
+-		Rt *= x;
+ 		Rt *= ts->x_plate_ohms;
++		Rt = DIV_ROUND_CLOSEST(Rt, 16);
++		Rt *= x;
+ 		Rt /= z1;
+-		Rt = (Rt + 2047) >> 12;
++		Rt = DIV_ROUND_CLOSEST(Rt, 256);
+ 	} else {
+ 		Rt = 0;
+ 	}
+diff --git a/drivers/input/touchscreen/goodix.c b/drivers/input/touchscreen/goodix.c
+index 6a02e7301297d..ba0ab9963f3cd 100644
+--- a/drivers/input/touchscreen/goodix.c
++++ b/drivers/input/touchscreen/goodix.c
+@@ -98,6 +98,18 @@ static const struct dmi_system_id rotated_screen[] = {
+ 			DMI_MATCH(DMI_BIOS_DATE, "12/19/2014"),
+ 		},
+ 	},
++	{
++		.ident = "Teclast X98 Pro",
++		.matches = {
++			/*
++			 * Only match BIOS date, because the manufacturers
++			 * BIOS does not report the board name at all
++			 * (sometimes)...
++			 */
++			DMI_MATCH(DMI_BOARD_VENDOR, "TECLAST"),
++			DMI_MATCH(DMI_BIOS_DATE, "10/28/2015"),
++		},
++	},
+ 	{
+ 		.ident = "WinBook TW100",
+ 		.matches = {
+diff --git a/drivers/irqchip/irq-alpine-msi.c b/drivers/irqchip/irq-alpine-msi.c
+index 63d980995d17d..ac431697ebe1c 100644
+--- a/drivers/irqchip/irq-alpine-msi.c
++++ b/drivers/irqchip/irq-alpine-msi.c
+@@ -165,8 +165,7 @@ static int alpine_msix_middle_domain_alloc(struct irq_domain *domain,
+ 	return 0;
+ 
+ err_sgi:
+-	while (--i >= 0)
+-		irq_domain_free_irqs_parent(domain, virq, i);
++	irq_domain_free_irqs_parent(domain, virq, i - 1);
+ 	alpine_msix_free_sgi(priv, sgi, nr_irqs);
+ 	return err;
+ }
+diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
+index 6964b252952a4..836a2808c0c71 100644
+--- a/drivers/md/dm-ioctl.c
++++ b/drivers/md/dm-ioctl.c
+@@ -1549,6 +1549,7 @@ static int target_message(struct dm_ioctl *param, size_t param_size)
+ 
+ 	if (!argc) {
+ 		DMWARN("Empty message received.");
++		r = -EINVAL;
+ 		goto out_argv;
+ 	}
+ 
+diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
+index 2d3ff028f50c9..62e3dc19b6099 100644
+--- a/drivers/md/dm-table.c
++++ b/drivers/md/dm-table.c
+@@ -1250,12 +1250,6 @@ void dm_table_event_callback(struct dm_table *t,
+ 
+ void dm_table_event(struct dm_table *t)
+ {
+-	/*
+-	 * You can no longer call dm_table_event() from interrupt
+-	 * context, use a bottom half instead.
+-	 */
+-	BUG_ON(in_interrupt());
+-
+ 	mutex_lock(&_event_lock);
+ 	if (t->event_fn)
+ 		t->event_fn(t->event_context);
+diff --git a/drivers/md/md.c b/drivers/md/md.c
+index 3485d2a796000..0bfb77f8503d2 100644
+--- a/drivers/md/md.c
++++ b/drivers/md/md.c
+@@ -6857,8 +6857,11 @@ static int md_ioctl(struct block_device *bdev, fmode_t mode,
+ 			err = -EBUSY;
+ 			goto out;
+ 		}
+-		WARN_ON_ONCE(test_bit(MD_CLOSING, &mddev->flags));
+-		set_bit(MD_CLOSING, &mddev->flags);
++		if (test_and_set_bit(MD_CLOSING, &mddev->flags)) {
++			mutex_unlock(&mddev->open_mutex);
++			err = -EBUSY;
++			goto out;
++		}
+ 		did_set_md_closing = true;
+ 		mutex_unlock(&mddev->open_mutex);
+ 		sync_blockdev(bdev);
+diff --git a/drivers/media/common/siano/smsdvb-main.c b/drivers/media/common/siano/smsdvb-main.c
+index 9148e14c9d077..9d5eb8b6aede9 100644
+--- a/drivers/media/common/siano/smsdvb-main.c
++++ b/drivers/media/common/siano/smsdvb-main.c
+@@ -1180,12 +1180,15 @@ static int smsdvb_hotplug(struct smscore_device_t *coredev,
+ 	rc = dvb_create_media_graph(&client->adapter, true);
+ 	if (rc < 0) {
+ 		pr_err("dvb_create_media_graph failed %d\n", rc);
+-		goto client_error;
++		goto media_graph_error;
+ 	}
+ 
+ 	pr_info("DVB interface registered.\n");
+ 	return 0;
+ 
++media_graph_error:
++	smsdvb_debugfs_release(client);
++
+ client_error:
+ 	dvb_unregister_frontend(&client->frontend);
+ 
+diff --git a/drivers/media/pci/netup_unidvb/netup_unidvb_spi.c b/drivers/media/pci/netup_unidvb/netup_unidvb_spi.c
+index f33c0de3e8490..019bbc18cede6 100644
+--- a/drivers/media/pci/netup_unidvb/netup_unidvb_spi.c
++++ b/drivers/media/pci/netup_unidvb/netup_unidvb_spi.c
+@@ -184,7 +184,7 @@ int netup_spi_init(struct netup_unidvb_dev *ndev)
+ 	struct spi_master *master;
+ 	struct netup_spi *nspi;
+ 
+-	master = spi_alloc_master(&ndev->pci_dev->dev,
++	master = devm_spi_alloc_master(&ndev->pci_dev->dev,
+ 		sizeof(struct netup_spi));
+ 	if (!master) {
+ 		dev_err(&ndev->pci_dev->dev,
+@@ -217,6 +217,7 @@ int netup_spi_init(struct netup_unidvb_dev *ndev)
+ 		ndev->pci_slot,
+ 		ndev->pci_func);
+ 	if (!spi_new_device(master, &netup_spi_board)) {
++		spi_unregister_master(master);
+ 		ndev->spi = NULL;
+ 		dev_err(&ndev->pci_dev->dev,
+ 			"%s(): unable to create SPI device\n", __func__);
+@@ -235,13 +236,13 @@ void netup_spi_release(struct netup_unidvb_dev *ndev)
+ 	if (!spi)
+ 		return;
+ 
++	spi_unregister_master(spi->master);
+ 	spin_lock_irqsave(&spi->lock, flags);
+ 	reg = readw(&spi->regs->control_stat);
+ 	writew(reg | NETUP_SPI_CTRL_IRQ, &spi->regs->control_stat);
+ 	reg = readw(&spi->regs->control_stat);
+ 	writew(reg & ~NETUP_SPI_CTRL_IMASK, &spi->regs->control_stat);
+ 	spin_unlock_irqrestore(&spi->lock, flags);
+-	spi_unregister_master(spi->master);
+ 	ndev->spi = NULL;
+ }
+ 
+diff --git a/drivers/media/pci/saa7146/mxb.c b/drivers/media/pci/saa7146/mxb.c
+index 504d788076392..3e8753c9e1e47 100644
+--- a/drivers/media/pci/saa7146/mxb.c
++++ b/drivers/media/pci/saa7146/mxb.c
+@@ -652,16 +652,17 @@ static int vidioc_s_audio(struct file *file, void *fh, const struct v4l2_audio *
+ 	struct mxb *mxb = (struct mxb *)dev->ext_priv;
+ 
+ 	DEB_D("VIDIOC_S_AUDIO %d\n", a->index);
+-	if (mxb_inputs[mxb->cur_input].audioset & (1 << a->index)) {
+-		if (mxb->cur_audinput != a->index) {
+-			mxb->cur_audinput = a->index;
+-			tea6420_route(mxb, a->index);
+-			if (mxb->cur_audinput == 0)
+-				mxb_update_audmode(mxb);
+-		}
+-		return 0;
++	if (a->index >= 32 ||
++	    !(mxb_inputs[mxb->cur_input].audioset & (1 << a->index)))
++		return -EINVAL;
++
++	if (mxb->cur_audinput != a->index) {
++		mxb->cur_audinput = a->index;
++		tea6420_route(mxb, a->index);
++		if (mxb->cur_audinput == 0)
++			mxb_update_audmode(mxb);
+ 	}
+-	return -EINVAL;
++	return 0;
+ }
+ 
+ #ifdef CONFIG_VIDEO_ADV_DEBUG
+diff --git a/drivers/media/pci/solo6x10/solo6x10-g723.c b/drivers/media/pci/solo6x10/solo6x10-g723.c
+index 6a35107aca255..0fe69e71331db 100644
+--- a/drivers/media/pci/solo6x10/solo6x10-g723.c
++++ b/drivers/media/pci/solo6x10/solo6x10-g723.c
+@@ -385,7 +385,7 @@ int solo_g723_init(struct solo_dev *solo_dev)
+ 
+ 	ret = snd_ctl_add(card, snd_ctl_new1(&kctl, solo_dev));
+ 	if (ret < 0)
+-		return ret;
++		goto snd_error;
+ 
+ 	ret = solo_snd_pcm_init(solo_dev);
+ 	if (ret < 0)
+diff --git a/drivers/media/rc/sunxi-cir.c b/drivers/media/rc/sunxi-cir.c
+index eaadc081760ae..3256bf46a3766 100644
+--- a/drivers/media/rc/sunxi-cir.c
++++ b/drivers/media/rc/sunxi-cir.c
+@@ -132,6 +132,8 @@ static irqreturn_t sunxi_ir_irq(int irqno, void *dev_id)
+ 	} else if (status & REG_RXINT_RPEI_EN) {
+ 		ir_raw_event_set_idle(ir->rc, true);
+ 		ir_raw_event_handle(ir->rc);
++	} else {
++		ir_raw_event_handle(ir->rc);
+ 	}
+ 
+ 	spin_unlock(&ir->ir_lock);
+diff --git a/drivers/media/usb/gspca/gspca.c b/drivers/media/usb/gspca/gspca.c
+index 2cba2e1acdc68..d239075a6a65f 100644
+--- a/drivers/media/usb/gspca/gspca.c
++++ b/drivers/media/usb/gspca/gspca.c
+@@ -2145,6 +2145,7 @@ out:
+ 		input_unregister_device(gspca_dev->input_dev);
+ #endif
+ 	v4l2_ctrl_handler_free(gspca_dev->vdev.ctrl_handler);
++	v4l2_device_unregister(&gspca_dev->v4l2_dev);
+ 	kfree(gspca_dev->usb_buf);
+ 	kfree(gspca_dev);
+ 	return ret;
+diff --git a/drivers/media/usb/msi2500/msi2500.c b/drivers/media/usb/msi2500/msi2500.c
+index bb3d31e2a0b55..12bc8cfd9b0dc 100644
+--- a/drivers/media/usb/msi2500/msi2500.c
++++ b/drivers/media/usb/msi2500/msi2500.c
+@@ -1250,7 +1250,7 @@ static int msi2500_probe(struct usb_interface *intf,
+ 	}
+ 
+ 	dev->master = master;
+-	master->bus_num = 0;
++	master->bus_num = -1;
+ 	master->num_chipselect = 1;
+ 	master->transfer_one_message = msi2500_transfer_one_message;
+ 	spi_master_set_devdata(master, dev);
+diff --git a/drivers/memstick/core/memstick.c b/drivers/memstick/core/memstick.c
+index 1041eb7a61672..2cae85a7ca6de 100644
+--- a/drivers/memstick/core/memstick.c
++++ b/drivers/memstick/core/memstick.c
+@@ -469,7 +469,6 @@ static void memstick_check(struct work_struct *work)
+ 			host->card = card;
+ 			if (device_register(&card->dev)) {
+ 				put_device(&card->dev);
+-				kfree(host->card);
+ 				host->card = NULL;
+ 			}
+ 		} else
+diff --git a/drivers/memstick/host/r592.c b/drivers/memstick/host/r592.c
+index d5cfb503b9d69..2539984c1db1c 100644
+--- a/drivers/memstick/host/r592.c
++++ b/drivers/memstick/host/r592.c
+@@ -762,8 +762,10 @@ static int r592_probe(struct pci_dev *pdev, const struct pci_device_id *id)
+ 		goto error3;
+ 
+ 	dev->mmio = pci_ioremap_bar(pdev, 0);
+-	if (!dev->mmio)
++	if (!dev->mmio) {
++		error = -ENOMEM;
+ 		goto error4;
++	}
+ 
+ 	dev->irq = pdev->irq;
+ 	spin_lock_init(&dev->irq_lock);
+@@ -790,12 +792,14 @@ static int r592_probe(struct pci_dev *pdev, const struct pci_device_id *id)
+ 		&dev->dummy_dma_page_physical_address, GFP_KERNEL);
+ 	r592_stop_dma(dev , 0);
+ 
+-	if (request_irq(dev->irq, &r592_irq, IRQF_SHARED,
+-			  DRV_NAME, dev))
++	error = request_irq(dev->irq, &r592_irq, IRQF_SHARED,
++			  DRV_NAME, dev);
++	if (error)
+ 		goto error6;
+ 
+ 	r592_update_card_detect(dev);
+-	if (memstick_add_host(host))
++	error = memstick_add_host(host);
++	if (error)
+ 		goto error7;
+ 
+ 	message("driver successfully loaded");
+diff --git a/drivers/mtd/cmdlinepart.c b/drivers/mtd/cmdlinepart.c
+index 04fd845de05fb..67b71c476c5b4 100644
+--- a/drivers/mtd/cmdlinepart.c
++++ b/drivers/mtd/cmdlinepart.c
+@@ -228,7 +228,7 @@ static int mtdpart_setup_real(char *s)
+ 		struct cmdline_mtd_partition *this_mtd;
+ 		struct mtd_partition *parts;
+ 		int mtd_id_len, num_parts;
+-		char *p, *mtd_id, *semicol;
++		char *p, *mtd_id, *semicol, *open_parenth;
+ 
+ 		/*
+ 		 * Replace the first ';' by a NULL char so strrchr can work
+@@ -238,6 +238,14 @@ static int mtdpart_setup_real(char *s)
+ 		if (semicol)
+ 			*semicol = '\0';
+ 
++		/*
++		 * make sure that part-names with ":" will not be handled as
++		 * part of the mtd-id with an ":"
++		 */
++		open_parenth = strchr(s, '(');
++		if (open_parenth)
++			*open_parenth = '\0';
++
+ 		mtd_id = s;
+ 
+ 		/*
+@@ -247,6 +255,10 @@ static int mtdpart_setup_real(char *s)
+ 		 */
+ 		p = strrchr(s, ':');
+ 
++		/* Restore the '(' now. */
++		if (open_parenth)
++			*open_parenth = '(';
++
+ 		/* Restore the ';' now. */
+ 		if (semicol)
+ 			*semicol = ';';
+diff --git a/drivers/net/can/softing/softing_main.c b/drivers/net/can/softing/softing_main.c
+index 7621f91a8a209..fd48770ba7920 100644
+--- a/drivers/net/can/softing/softing_main.c
++++ b/drivers/net/can/softing/softing_main.c
+@@ -393,8 +393,13 @@ static int softing_netdev_open(struct net_device *ndev)
+ 
+ 	/* check or determine and set bittime */
+ 	ret = open_candev(ndev);
+-	if (!ret)
+-		ret = softing_startstop(ndev, 1);
++	if (ret)
++		return ret;
++
++	ret = softing_startstop(ndev, 1);
++	if (ret < 0)
++		close_candev(ndev);
++
+ 	return ret;
+ }
+ 
+diff --git a/drivers/net/ethernet/allwinner/sun4i-emac.c b/drivers/net/ethernet/allwinner/sun4i-emac.c
+index 672a8212c8d96..3dc101f7d6bd8 100644
+--- a/drivers/net/ethernet/allwinner/sun4i-emac.c
++++ b/drivers/net/ethernet/allwinner/sun4i-emac.c
+@@ -827,13 +827,13 @@ static int emac_probe(struct platform_device *pdev)
+ 	db->clk = devm_clk_get(&pdev->dev, NULL);
+ 	if (IS_ERR(db->clk)) {
+ 		ret = PTR_ERR(db->clk);
+-		goto out_iounmap;
++		goto out_dispose_mapping;
+ 	}
+ 
+ 	ret = clk_prepare_enable(db->clk);
+ 	if (ret) {
+ 		dev_err(&pdev->dev, "Error couldn't enable clock (%d)\n", ret);
+-		goto out_iounmap;
++		goto out_dispose_mapping;
+ 	}
+ 
+ 	ret = sunxi_sram_claim(&pdev->dev);
+@@ -890,6 +890,8 @@ out_release_sram:
+ 	sunxi_sram_release(&pdev->dev);
+ out_clk_disable_unprepare:
+ 	clk_disable_unprepare(db->clk);
++out_dispose_mapping:
++	irq_dispose_mapping(ndev->irq);
+ out_iounmap:
+ 	iounmap(db->membase);
+ out:
+@@ -908,6 +910,7 @@ static int emac_remove(struct platform_device *pdev)
+ 	unregister_netdev(ndev);
+ 	sunxi_sram_release(&pdev->dev);
+ 	clk_disable_unprepare(db->clk);
++	irq_dispose_mapping(ndev->irq);
+ 	iounmap(db->membase);
+ 	free_netdev(ndev);
+ 
+diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+index 5d4189c94718c..2921ae13db283 100644
+--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
++++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+@@ -3433,8 +3433,10 @@ static int bcmgenet_probe(struct platform_device *pdev)
+ 	clk_disable_unprepare(priv->clk);
+ 
+ 	err = register_netdev(dev);
+-	if (err)
++	if (err) {
++		bcmgenet_mii_exit(dev);
+ 		goto err;
++	}
+ 
+ 	return err;
+ 
+diff --git a/drivers/net/ethernet/korina.c b/drivers/net/ethernet/korina.c
+index cd8895838a04c..4cf1fc89df3c6 100644
+--- a/drivers/net/ethernet/korina.c
++++ b/drivers/net/ethernet/korina.c
+@@ -216,7 +216,7 @@ static int korina_send_packet(struct sk_buff *skb, struct net_device *dev)
+ 			dev_kfree_skb_any(skb);
+ 			spin_unlock_irqrestore(&lp->lock, flags);
+ 
+-			return NETDEV_TX_BUSY;
++			return NETDEV_TX_OK;
+ 		}
+ 	}
+ 
+diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+index 0160c93de6d3d..1cfa30e86328f 100644
+--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
++++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+@@ -1311,8 +1311,10 @@ static void mlx4_en_tx_timeout(struct net_device *dev)
+ 	}
+ 
+ 	priv->port_stats.tx_timeout++;
+-	en_dbg(DRV, priv, "Scheduling watchdog\n");
+-	queue_work(mdev->workqueue, &priv->watchdog_task);
++	if (!test_and_set_bit(MLX4_EN_STATE_FLAG_RESTARTING, &priv->state)) {
++		en_dbg(DRV, priv, "Scheduling port restart\n");
++		queue_work(mdev->workqueue, &priv->restart_task);
++	}
+ }
+ 
+ 
+@@ -1746,6 +1748,7 @@ int mlx4_en_start_port(struct net_device *dev)
+ 		local_bh_enable();
+ 	}
+ 
++	clear_bit(MLX4_EN_STATE_FLAG_RESTARTING, &priv->state);
+ 	netif_tx_start_all_queues(dev);
+ 	netif_device_attach(dev);
+ 
+@@ -1900,7 +1903,7 @@ void mlx4_en_stop_port(struct net_device *dev, int detach)
+ static void mlx4_en_restart(struct work_struct *work)
+ {
+ 	struct mlx4_en_priv *priv = container_of(work, struct mlx4_en_priv,
+-						 watchdog_task);
++						 restart_task);
+ 	struct mlx4_en_dev *mdev = priv->mdev;
+ 	struct net_device *dev = priv->dev;
+ 
+@@ -2220,7 +2223,7 @@ static int mlx4_en_change_mtu(struct net_device *dev, int new_mtu)
+ 	if (netif_running(dev)) {
+ 		mutex_lock(&mdev->state_lock);
+ 		if (!mdev->device_up) {
+-			/* NIC is probably restarting - let watchdog task reset
++			/* NIC is probably restarting - let restart task reset
+ 			 * the port */
+ 			en_dbg(DRV, priv, "Change MTU called with card down!?\n");
+ 		} else {
+@@ -2229,7 +2232,9 @@ static int mlx4_en_change_mtu(struct net_device *dev, int new_mtu)
+ 			if (err) {
+ 				en_err(priv, "Failed restarting port:%d\n",
+ 					 priv->port);
+-				queue_work(mdev->workqueue, &priv->watchdog_task);
++				if (!test_and_set_bit(MLX4_EN_STATE_FLAG_RESTARTING,
++						      &priv->state))
++					queue_work(mdev->workqueue, &priv->restart_task);
+ 			}
+ 		}
+ 		mutex_unlock(&mdev->state_lock);
+@@ -2701,7 +2706,8 @@ static int mlx4_xdp_set(struct net_device *dev, struct bpf_prog *prog)
+ 		if (err) {
+ 			en_err(priv, "Failed starting port %d for XDP change\n",
+ 			       priv->port);
+-			queue_work(mdev->workqueue, &priv->watchdog_task);
++			if (!test_and_set_bit(MLX4_EN_STATE_FLAG_RESTARTING, &priv->state))
++				queue_work(mdev->workqueue, &priv->restart_task);
+ 		}
+ 	}
+ 
+@@ -3080,7 +3086,7 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port,
+ 	priv->counter_index = MLX4_SINK_COUNTER_INDEX(mdev->dev);
+ 	spin_lock_init(&priv->stats_lock);
+ 	INIT_WORK(&priv->rx_mode_task, mlx4_en_do_set_rx_mode);
+-	INIT_WORK(&priv->watchdog_task, mlx4_en_restart);
++	INIT_WORK(&priv->restart_task, mlx4_en_restart);
+ 	INIT_WORK(&priv->linkstate_task, mlx4_en_linkstate);
+ 	INIT_DELAYED_WORK(&priv->stats_task, mlx4_en_do_get_stats);
+ 	INIT_DELAYED_WORK(&priv->service_task, mlx4_en_service_task);
+diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
+index 247d340be7436..93780f63192af 100644
+--- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
++++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
+@@ -522,6 +522,10 @@ struct mlx4_en_stats_bitmap {
+ 	struct mutex mutex; /* for mutual access to stats bitmap */
+ };
+ 
++enum {
++	MLX4_EN_STATE_FLAG_RESTARTING,
++};
++
+ struct mlx4_en_priv {
+ 	struct mlx4_en_dev *mdev;
+ 	struct mlx4_en_port_profile *prof;
+@@ -586,7 +590,7 @@ struct mlx4_en_priv {
+ 	struct mlx4_en_cq *rx_cq[MAX_RX_RINGS];
+ 	struct mlx4_qp drop_qp;
+ 	struct work_struct rx_mode_task;
+-	struct work_struct watchdog_task;
++	struct work_struct restart_task;
+ 	struct work_struct linkstate_task;
+ 	struct delayed_work stats_task;
+ 	struct delayed_work service_task;
+@@ -632,6 +636,7 @@ struct mlx4_en_priv {
+ 	u32 pflags;
+ 	u8 rss_key[MLX4_EN_RSS_KEY_SIZE];
+ 	u8 rss_hash_fn;
++	unsigned long state;
+ };
+ 
+ enum mlx4_en_wol {
+diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+index ebf5ead16939a..0928da21efd04 100644
+--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
++++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+@@ -2507,6 +2507,7 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
+ 		qlcnic_sriov_vf_register_map(ahw);
+ 		break;
+ 	default:
++		err = -EINVAL;
+ 		goto err_out_free_hw_res;
+ 	}
+ 
+diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
+index 6704d3e0392dc..afc68cbca4e2a 100644
+--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
++++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
+@@ -30,7 +30,6 @@
+ #define PRG_ETH0_RGMII_MODE		BIT(0)
+ 
+ /* mux to choose between fclk_div2 (bit unset) and mpll2 (bit set) */
+-#define PRG_ETH0_CLK_M250_SEL_SHIFT	4
+ #define PRG_ETH0_CLK_M250_SEL_MASK	GENMASK(4, 4)
+ 
+ #define PRG_ETH0_TXDLY_SHIFT		5
+@@ -123,8 +122,9 @@ static int meson8b_init_clk(struct meson8b_dwmac *dwmac)
+ 	init.num_parents = MUX_CLK_NUM_PARENTS;
+ 
+ 	dwmac->m250_mux.reg = dwmac->regs + PRG_ETH0;
+-	dwmac->m250_mux.shift = PRG_ETH0_CLK_M250_SEL_SHIFT;
+-	dwmac->m250_mux.mask = PRG_ETH0_CLK_M250_SEL_MASK;
++	dwmac->m250_mux.shift = __ffs(PRG_ETH0_CLK_M250_SEL_MASK);
++	dwmac->m250_mux.mask = PRG_ETH0_CLK_M250_SEL_MASK >>
++			       dwmac->m250_mux.shift;
+ 	dwmac->m250_mux.flags = 0;
+ 	dwmac->m250_mux.table = NULL;
+ 	dwmac->m250_mux.hw.init = &init;
+diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+index 8c1a5361f661d..dbd56fefa2f3f 100644
+--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
++++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+@@ -1901,9 +1901,6 @@ static int stmmac_release(struct net_device *dev)
+ {
+ 	struct stmmac_priv *priv = netdev_priv(dev);
+ 
+-	if (priv->eee_enabled)
+-		del_timer_sync(&priv->eee_ctrl_timer);
+-
+ 	/* Stop and disconnect the PHY */
+ 	if (priv->phydev) {
+ 		phy_stop(priv->phydev);
+@@ -1924,6 +1921,11 @@ static int stmmac_release(struct net_device *dev)
+ 	if (priv->lpi_irq > 0)
+ 		free_irq(priv->lpi_irq, dev);
+ 
++	if (priv->eee_enabled) {
++		priv->tx_path_in_lpi_mode = false;
++		del_timer_sync(&priv->eee_ctrl_timer);
++	}
++
+ 	/* Stop TX/RX DMA and clear the descriptors */
+ 	priv->hw->dma->stop_tx(priv->ioaddr);
+ 	priv->hw->dma->stop_rx(priv->ioaddr);
+@@ -3503,6 +3505,11 @@ int stmmac_suspend(struct device *dev)
+ 
+ 	napi_disable(&priv->napi);
+ 
++	if (priv->eee_enabled) {
++		priv->tx_path_in_lpi_mode = false;
++		del_timer_sync(&priv->eee_ctrl_timer);
++	}
++
+ 	/* Stop TX/RX DMA */
+ 	priv->hw->dma->stop_tx(priv->ioaddr);
+ 	priv->hw->dma->stop_rx(priv->ioaddr);
+diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+index e7b873018dca6..e1287c3421165 100644
+--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
++++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+@@ -1904,18 +1904,36 @@ static int iwl_trans_pcie_read_mem(struct iwl_trans *trans, u32 addr,
+ 				   void *buf, int dwords)
+ {
+ 	unsigned long flags;
+-	int offs, ret = 0;
++	int offs = 0;
+ 	u32 *vals = buf;
+ 
+-	if (iwl_trans_grab_nic_access(trans, &flags)) {
+-		iwl_write32(trans, HBUS_TARG_MEM_RADDR, addr);
+-		for (offs = 0; offs < dwords; offs++)
+-			vals[offs] = iwl_read32(trans, HBUS_TARG_MEM_RDAT);
+-		iwl_trans_release_nic_access(trans, &flags);
+-	} else {
+-		ret = -EBUSY;
++	while (offs < dwords) {
++		/* limit the time we spin here under lock to 1/2s */
++		ktime_t timeout = ktime_add_us(ktime_get(), 500 * USEC_PER_MSEC);
++
++		if (iwl_trans_grab_nic_access(trans, &flags)) {
++			iwl_write32(trans, HBUS_TARG_MEM_RADDR,
++				    addr + 4 * offs);
++
++			while (offs < dwords) {
++				vals[offs] = iwl_read32(trans,
++							HBUS_TARG_MEM_RDAT);
++				offs++;
++
++				/* calling ktime_get is expensive so
++				 * do it once in 128 reads
++				 */
++				if (offs % 128 == 0 && ktime_after(ktime_get(),
++								   timeout))
++					break;
++			}
++			iwl_trans_release_nic_access(trans, &flags);
++		} else {
++			return -EBUSY;
++		}
+ 	}
+-	return ret;
++
++	return 0;
+ }
+ 
+ static int iwl_trans_pcie_write_mem(struct iwl_trans *trans, u32 addr,
+diff --git a/drivers/net/wireless/intersil/orinoco/orinoco_usb.c b/drivers/net/wireless/intersil/orinoco/orinoco_usb.c
+index 4e91c74fcfad9..de928938c7a1c 100644
+--- a/drivers/net/wireless/intersil/orinoco/orinoco_usb.c
++++ b/drivers/net/wireless/intersil/orinoco/orinoco_usb.c
+@@ -1224,13 +1224,6 @@ static netdev_tx_t ezusb_xmit(struct sk_buff *skb, struct net_device *dev)
+ 	if (skb->len < ETH_HLEN)
+ 		goto drop;
+ 
+-	ctx = ezusb_alloc_ctx(upriv, EZUSB_RID_TX, 0);
+-	if (!ctx)
+-		goto busy;
+-
+-	memset(ctx->buf, 0, BULK_BUF_SIZE);
+-	buf = ctx->buf->data;
+-
+ 	tx_control = 0;
+ 
+ 	err = orinoco_process_xmit_skb(skb, dev, priv, &tx_control,
+@@ -1238,6 +1231,13 @@ static netdev_tx_t ezusb_xmit(struct sk_buff *skb, struct net_device *dev)
+ 	if (err)
+ 		goto drop;
+ 
++	ctx = ezusb_alloc_ctx(upriv, EZUSB_RID_TX, 0);
++	if (!ctx)
++		goto drop;
++
++	memset(ctx->buf, 0, BULK_BUF_SIZE);
++	buf = ctx->buf->data;
++
+ 	{
+ 		__le16 *tx_cntl = (__le16 *)buf;
+ 		*tx_cntl = cpu_to_le16(tx_control);
+diff --git a/drivers/net/wireless/st/cw1200/main.c b/drivers/net/wireless/st/cw1200/main.c
+index 84624c812a15f..f4338bce78f4a 100644
+--- a/drivers/net/wireless/st/cw1200/main.c
++++ b/drivers/net/wireless/st/cw1200/main.c
+@@ -385,6 +385,7 @@ static struct ieee80211_hw *cw1200_init_common(const u8 *macaddr,
+ 				    CW1200_LINK_ID_MAX,
+ 				    cw1200_skb_dtor,
+ 				    priv)) {
++		destroy_workqueue(priv->workqueue);
+ 		ieee80211_free_hw(hw);
+ 		return NULL;
+ 	}
+@@ -396,6 +397,7 @@ static struct ieee80211_hw *cw1200_init_common(const u8 *macaddr,
+ 			for (; i > 0; i--)
+ 				cw1200_queue_deinit(&priv->tx_queue[i - 1]);
+ 			cw1200_queue_stats_deinit(&priv->tx_queue_stats);
++			destroy_workqueue(priv->workqueue);
+ 			ieee80211_free_hw(hw);
+ 			return NULL;
+ 		}
+diff --git a/drivers/nfc/s3fwrn5/firmware.c b/drivers/nfc/s3fwrn5/firmware.c
+index 5f97da1947e39..e6ca1f9a7f63e 100644
+--- a/drivers/nfc/s3fwrn5/firmware.c
++++ b/drivers/nfc/s3fwrn5/firmware.c
+@@ -304,8 +304,10 @@ static int s3fwrn5_fw_request_firmware(struct s3fwrn5_fw_info *fw_info)
+ 	if (ret < 0)
+ 		return ret;
+ 
+-	if (fw->fw->size < S3FWRN5_FW_IMAGE_HEADER_SIZE)
++	if (fw->fw->size < S3FWRN5_FW_IMAGE_HEADER_SIZE) {
++		release_firmware(fw->fw);
+ 		return -EINVAL;
++	}
+ 
+ 	memcpy(fw->date, fw->fw->data + 0x00, 12);
+ 	fw->date[12] = '\0';
+diff --git a/drivers/pci/slot.c b/drivers/pci/slot.c
+index 01a343ad7155c..14d84d5a0f581 100644
+--- a/drivers/pci/slot.c
++++ b/drivers/pci/slot.c
+@@ -307,6 +307,9 @@ placeholder:
+ 		goto err;
+ 	}
+ 
++	INIT_LIST_HEAD(&slot->list);
++	list_add(&slot->list, &parent->slots);
++
+ 	err = kobject_init_and_add(&slot->kobj, &pci_slot_ktype, NULL,
+ 				   "%s", slot_name);
+ 	if (err) {
+@@ -314,9 +317,6 @@ placeholder:
+ 		goto err;
+ 	}
+ 
+-	INIT_LIST_HEAD(&slot->list);
+-	list_add(&slot->list, &parent->slots);
+-
+ 	down_read(&pci_bus_sem);
+ 	list_for_each_entry(dev, &parent->devices, bus_list)
+ 		if (PCI_SLOT(dev->devfn) == slot_nr)
+diff --git a/drivers/pinctrl/intel/pinctrl-baytrail.c b/drivers/pinctrl/intel/pinctrl-baytrail.c
+index fc51922839f82..73d3c4122eb89 100644
+--- a/drivers/pinctrl/intel/pinctrl-baytrail.c
++++ b/drivers/pinctrl/intel/pinctrl-baytrail.c
+@@ -1266,7 +1266,6 @@ static int byt_pin_config_set(struct pinctrl_dev *pctl_dev,
+ 			break;
+ 		case PIN_CONFIG_INPUT_DEBOUNCE:
+ 			debounce = readl(db_reg);
+-			debounce &= ~BYT_DEBOUNCE_PULSE_MASK;
+ 
+ 			if (arg)
+ 				conf |= BYT_DEBOUNCE_EN;
+@@ -1275,24 +1274,31 @@ static int byt_pin_config_set(struct pinctrl_dev *pctl_dev,
+ 
+ 			switch (arg) {
+ 			case 375:
++				debounce &= ~BYT_DEBOUNCE_PULSE_MASK;
+ 				debounce |= BYT_DEBOUNCE_PULSE_375US;
+ 				break;
+ 			case 750:
++				debounce &= ~BYT_DEBOUNCE_PULSE_MASK;
+ 				debounce |= BYT_DEBOUNCE_PULSE_750US;
+ 				break;
+ 			case 1500:
++				debounce &= ~BYT_DEBOUNCE_PULSE_MASK;
+ 				debounce |= BYT_DEBOUNCE_PULSE_1500US;
+ 				break;
+ 			case 3000:
++				debounce &= ~BYT_DEBOUNCE_PULSE_MASK;
+ 				debounce |= BYT_DEBOUNCE_PULSE_3MS;
+ 				break;
+ 			case 6000:
++				debounce &= ~BYT_DEBOUNCE_PULSE_MASK;
+ 				debounce |= BYT_DEBOUNCE_PULSE_6MS;
+ 				break;
+ 			case 12000:
++				debounce &= ~BYT_DEBOUNCE_PULSE_MASK;
+ 				debounce |= BYT_DEBOUNCE_PULSE_12MS;
+ 				break;
+ 			case 24000:
++				debounce &= ~BYT_DEBOUNCE_PULSE_MASK;
+ 				debounce |= BYT_DEBOUNCE_PULSE_24MS;
+ 				break;
+ 			default:
+diff --git a/drivers/pinctrl/intel/pinctrl-merrifield.c b/drivers/pinctrl/intel/pinctrl-merrifield.c
+index 04d6fd2be08cc..8d0cff3146b87 100644
+--- a/drivers/pinctrl/intel/pinctrl-merrifield.c
++++ b/drivers/pinctrl/intel/pinctrl-merrifield.c
+@@ -731,6 +731,10 @@ static int mrfld_config_set_pin(struct mrfld_pinctrl *mp, unsigned int pin,
+ 		mask |= BUFCFG_Px_EN_MASK | BUFCFG_PUPD_VAL_MASK;
+ 		bits |= BUFCFG_PU_EN;
+ 
++		/* Set default strength value in case none is given */
++		if (arg == 1)
++			arg = 20000;
++
+ 		switch (arg) {
+ 		case 50000:
+ 			bits |= BUFCFG_PUPD_VAL_50K << BUFCFG_PUPD_VAL_SHIFT;
+@@ -751,6 +755,10 @@ static int mrfld_config_set_pin(struct mrfld_pinctrl *mp, unsigned int pin,
+ 		mask |= BUFCFG_Px_EN_MASK | BUFCFG_PUPD_VAL_MASK;
+ 		bits |= BUFCFG_PD_EN;
+ 
++		/* Set default strength value in case none is given */
++		if (arg == 1)
++			arg = 20000;
++
+ 		switch (arg) {
+ 		case 50000:
+ 			bits |= BUFCFG_PUPD_VAL_50K << BUFCFG_PUPD_VAL_SHIFT;
+diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c
+index 82fac6261efa1..1bb2493ad1d03 100644
+--- a/drivers/pinctrl/pinctrl-amd.c
++++ b/drivers/pinctrl/pinctrl-amd.c
+@@ -404,7 +404,6 @@ static int amd_gpio_irq_set_type(struct irq_data *d, unsigned int type)
+ 		pin_reg &= ~BIT(LEVEL_TRIG_OFF);
+ 		pin_reg &= ~(ACTIVE_LEVEL_MASK << ACTIVE_LEVEL_OFF);
+ 		pin_reg |= ACTIVE_HIGH << ACTIVE_LEVEL_OFF;
+-		pin_reg |= DB_TYPE_REMOVE_GLITCH << DB_CNTRL_OFF;
+ 		irq_set_handler_locked(d, handle_edge_irq);
+ 		break;
+ 
+@@ -412,7 +411,6 @@ static int amd_gpio_irq_set_type(struct irq_data *d, unsigned int type)
+ 		pin_reg &= ~BIT(LEVEL_TRIG_OFF);
+ 		pin_reg &= ~(ACTIVE_LEVEL_MASK << ACTIVE_LEVEL_OFF);
+ 		pin_reg |= ACTIVE_LOW << ACTIVE_LEVEL_OFF;
+-		pin_reg |= DB_TYPE_REMOVE_GLITCH << DB_CNTRL_OFF;
+ 		irq_set_handler_locked(d, handle_edge_irq);
+ 		break;
+ 
+@@ -420,7 +418,6 @@ static int amd_gpio_irq_set_type(struct irq_data *d, unsigned int type)
+ 		pin_reg &= ~BIT(LEVEL_TRIG_OFF);
+ 		pin_reg &= ~(ACTIVE_LEVEL_MASK << ACTIVE_LEVEL_OFF);
+ 		pin_reg |= BOTH_EADGE << ACTIVE_LEVEL_OFF;
+-		pin_reg |= DB_TYPE_REMOVE_GLITCH << DB_CNTRL_OFF;
+ 		irq_set_handler_locked(d, handle_edge_irq);
+ 		break;
+ 
+@@ -428,8 +425,6 @@ static int amd_gpio_irq_set_type(struct irq_data *d, unsigned int type)
+ 		pin_reg |= LEVEL_TRIGGER << LEVEL_TRIG_OFF;
+ 		pin_reg &= ~(ACTIVE_LEVEL_MASK << ACTIVE_LEVEL_OFF);
+ 		pin_reg |= ACTIVE_HIGH << ACTIVE_LEVEL_OFF;
+-		pin_reg &= ~(DB_CNTRl_MASK << DB_CNTRL_OFF);
+-		pin_reg |= DB_TYPE_PRESERVE_LOW_GLITCH << DB_CNTRL_OFF;
+ 		irq_set_handler_locked(d, handle_level_irq);
+ 		break;
+ 
+@@ -437,8 +432,6 @@ static int amd_gpio_irq_set_type(struct irq_data *d, unsigned int type)
+ 		pin_reg |= LEVEL_TRIGGER << LEVEL_TRIG_OFF;
+ 		pin_reg &= ~(ACTIVE_LEVEL_MASK << ACTIVE_LEVEL_OFF);
+ 		pin_reg |= ACTIVE_LOW << ACTIVE_LEVEL_OFF;
+-		pin_reg &= ~(DB_CNTRl_MASK << DB_CNTRL_OFF);
+-		pin_reg |= DB_TYPE_PRESERVE_HIGH_GLITCH << DB_CNTRL_OFF;
+ 		irq_set_handler_locked(d, handle_level_irq);
+ 		break;
+ 
+diff --git a/drivers/pinctrl/pinctrl-falcon.c b/drivers/pinctrl/pinctrl-falcon.c
+index 0b0fc2eb48e0b..adcdb0585d398 100644
+--- a/drivers/pinctrl/pinctrl-falcon.c
++++ b/drivers/pinctrl/pinctrl-falcon.c
+@@ -438,24 +438,28 @@ static int pinctrl_falcon_probe(struct platform_device *pdev)
+ 
+ 	/* load and remap the pad resources of the different banks */
+ 	for_each_compatible_node(np, NULL, "lantiq,pad-falcon") {
+-		struct platform_device *ppdev = of_find_device_by_node(np);
+ 		const __be32 *bank = of_get_property(np, "lantiq,bank", NULL);
+ 		struct resource res;
++		struct platform_device *ppdev;
+ 		u32 avail;
+ 		int pins;
+ 
+ 		if (!of_device_is_available(np))
+ 			continue;
+ 
+-		if (!ppdev) {
+-			dev_err(&pdev->dev, "failed to find pad pdev\n");
+-			continue;
+-		}
+ 		if (!bank || *bank >= PORTS)
+ 			continue;
+ 		if (of_address_to_resource(np, 0, &res))
+ 			continue;
++
++		ppdev = of_find_device_by_node(np);
++		if (!ppdev) {
++			dev_err(&pdev->dev, "failed to find pad pdev\n");
++			continue;
++		}
++
+ 		falcon_info.clk[*bank] = clk_get(&ppdev->dev, NULL);
++		put_device(&ppdev->dev);
+ 		if (IS_ERR(falcon_info.clk[*bank])) {
+ 			dev_err(&ppdev->dev, "failed to get clock\n");
+ 			return PTR_ERR(falcon_info.clk[*bank]);
+diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
+index 1515c9480f89f..90015e2cce9bf 100644
+--- a/drivers/platform/x86/acer-wmi.c
++++ b/drivers/platform/x86/acer-wmi.c
+@@ -124,6 +124,7 @@ static const struct key_entry acer_wmi_keymap[] __initconst = {
+ 	{KE_KEY, 0x64, {KEY_SWITCHVIDEOMODE} },	/* Display Switch */
+ 	{KE_IGNORE, 0x81, {KEY_SLEEP} },
+ 	{KE_KEY, 0x82, {KEY_TOUCHPAD_TOGGLE} },	/* Touch Pad Toggle */
++	{KE_IGNORE, 0x84, {KEY_KBDILLUMTOGGLE} }, /* Automatic Keyboard background light toggle */
+ 	{KE_KEY, KEY_TOUCHPAD_ON, {KEY_TOUCHPAD_ON} },
+ 	{KE_KEY, KEY_TOUCHPAD_OFF, {KEY_TOUCHPAD_OFF} },
+ 	{KE_IGNORE, 0x83, {KEY_TOUCHPAD_TOGGLE} },
+diff --git a/drivers/ps3/ps3stor_lib.c b/drivers/ps3/ps3stor_lib.c
+index 8c3f5adf1bc65..2d76183756626 100644
+--- a/drivers/ps3/ps3stor_lib.c
++++ b/drivers/ps3/ps3stor_lib.c
+@@ -201,7 +201,7 @@ int ps3stor_setup(struct ps3_storage_device *dev, irq_handler_t handler)
+ 	dev->bounce_lpar = ps3_mm_phys_to_lpar(__pa(dev->bounce_buf));
+ 	dev->bounce_dma = dma_map_single(&dev->sbd.core, dev->bounce_buf,
+ 					 dev->bounce_size, DMA_BIDIRECTIONAL);
+-	if (!dev->bounce_dma) {
++	if (dma_mapping_error(&dev->sbd.core, dev->bounce_dma)) {
+ 		dev_err(&dev->sbd.core, "%s:%u: map DMA region failed\n",
+ 			__func__, __LINE__);
+ 		error = -ENODEV;
+diff --git a/drivers/s390/block/dasd_alias.c b/drivers/s390/block/dasd_alias.c
+index f40d606f86c98..0569c15fddfe4 100644
+--- a/drivers/s390/block/dasd_alias.c
++++ b/drivers/s390/block/dasd_alias.c
+@@ -255,7 +255,6 @@ void dasd_alias_disconnect_device_from_lcu(struct dasd_device *device)
+ 		return;
+ 	device->discipline->get_uid(device, &uid);
+ 	spin_lock_irqsave(&lcu->lock, flags);
+-	list_del_init(&device->alias_list);
+ 	/* make sure that the workers don't use this device */
+ 	if (device == lcu->suc_data.device) {
+ 		spin_unlock_irqrestore(&lcu->lock, flags);
+@@ -282,6 +281,7 @@ void dasd_alias_disconnect_device_from_lcu(struct dasd_device *device)
+ 
+ 	spin_lock_irqsave(&aliastree.lock, flags);
+ 	spin_lock(&lcu->lock);
++	list_del_init(&device->alias_list);
+ 	if (list_empty(&lcu->grouplist) &&
+ 	    list_empty(&lcu->active_devices) &&
+ 	    list_empty(&lcu->inactive_devices)) {
+@@ -502,6 +502,14 @@ static int _lcu_update(struct dasd_device *refdev, struct alias_lcu *lcu)
+ 		return rc;
+ 
+ 	spin_lock_irqsave(&lcu->lock, flags);
++	/*
++	 * there is another update needed skip the remaining handling
++	 * the data might already be outdated
++	 * but especially do not add the device to an LCU with pending
++	 * update
++	 */
++	if (lcu->flags & NEED_UAC_UPDATE)
++		goto out;
+ 	lcu->pav = NO_PAV;
+ 	for (i = 0; i < MAX_DEVICES_PER_LCU; ++i) {
+ 		switch (lcu->uac->unit[i].ua_type) {
+@@ -520,6 +528,7 @@ static int _lcu_update(struct dasd_device *refdev, struct alias_lcu *lcu)
+ 				 alias_list) {
+ 		_add_device_to_lcu(lcu, device, refdev);
+ 	}
++out:
+ 	spin_unlock_irqrestore(&lcu->lock, flags);
+ 	return 0;
+ }
+@@ -624,6 +633,7 @@ int dasd_alias_add_device(struct dasd_device *device)
+ 	}
+ 	if (lcu->flags & UPDATE_PENDING) {
+ 		list_move(&device->alias_list, &lcu->active_devices);
++		private->pavgroup = NULL;
+ 		_schedule_lcu_update(lcu, device);
+ 	}
+ 	spin_unlock_irqrestore(&lcu->lock, flags);
+diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c
+index 04788e0b90236..741cc96379cb7 100644
+--- a/drivers/scsi/be2iscsi/be_main.c
++++ b/drivers/scsi/be2iscsi/be_main.c
+@@ -3052,7 +3052,6 @@ static int beiscsi_create_eqs(struct beiscsi_hba *phba,
+ 		if (!eq_vaddress)
+ 			goto create_eq_error;
+ 
+-		mem->dma = paddr;
+ 		mem->va = eq_vaddress;
+ 		ret = be_fill_queue(eq, phba->params.num_eq_entries,
+ 				    sizeof(struct be_eq_entry), eq_vaddress);
+@@ -3062,6 +3061,7 @@ static int beiscsi_create_eqs(struct beiscsi_hba *phba,
+ 			goto create_eq_error;
+ 		}
+ 
++		mem->dma = paddr;
+ 		ret = beiscsi_cmd_eq_create(&phba->ctrl, eq,
+ 					    phwi_context->cur_eqd);
+ 		if (ret) {
+@@ -3116,7 +3116,6 @@ static int beiscsi_create_cqs(struct beiscsi_hba *phba,
+ 		if (!cq_vaddress)
+ 			goto create_cq_error;
+ 
+-		mem->dma = paddr;
+ 		ret = be_fill_queue(cq, phba->params.num_cq_entries,
+ 				    sizeof(struct sol_cqe), cq_vaddress);
+ 		if (ret) {
+@@ -3126,6 +3125,7 @@ static int beiscsi_create_cqs(struct beiscsi_hba *phba,
+ 			goto create_cq_error;
+ 		}
+ 
++		mem->dma = paddr;
+ 		ret = beiscsi_cmd_cq_create(&phba->ctrl, cq, eq, false,
+ 					    false, 0);
+ 		if (ret) {
+diff --git a/drivers/scsi/bnx2i/Kconfig b/drivers/scsi/bnx2i/Kconfig
+index ba30ff86d5818..b27a3738d940c 100644
+--- a/drivers/scsi/bnx2i/Kconfig
++++ b/drivers/scsi/bnx2i/Kconfig
+@@ -3,6 +3,7 @@ config SCSI_BNX2_ISCSI
+ 	depends on NET
+ 	depends on PCI
+ 	depends on (IPV6 || IPV6=n)
++	depends on MMU
+ 	select SCSI_ISCSI_ATTRS
+ 	select NETDEVICES
+ 	select ETHERNET
+diff --git a/drivers/scsi/fnic/fnic_main.c b/drivers/scsi/fnic/fnic_main.c
+index 58ce9020d69c5..389c13e1c9788 100644
+--- a/drivers/scsi/fnic/fnic_main.c
++++ b/drivers/scsi/fnic/fnic_main.c
+@@ -735,6 +735,7 @@ static int fnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
+ 	for (i = 0; i < FNIC_IO_LOCKS; i++)
+ 		spin_lock_init(&fnic->io_req_lock[i]);
+ 
++	err = -ENOMEM;
+ 	fnic->io_req_pool = mempool_create_slab_pool(2, fnic_io_req_cache);
+ 	if (!fnic->io_req_pool)
+ 		goto err_out_free_resources;
+diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c
+index 601a93953307d..16716b2644020 100644
+--- a/drivers/scsi/mpt3sas/mpt3sas_base.c
++++ b/drivers/scsi/mpt3sas/mpt3sas_base.c
+@@ -4477,7 +4477,7 @@ _base_send_ioc_init(struct MPT3SAS_ADAPTER *ioc)
+ 
+ 	r = _base_handshake_req_reply_wait(ioc,
+ 	    sizeof(Mpi2IOCInitRequest_t), (u32 *)&mpi_request,
+-	    sizeof(Mpi2IOCInitReply_t), (u16 *)&mpi_reply, 10);
++	    sizeof(Mpi2IOCInitReply_t), (u16 *)&mpi_reply, 30);
+ 
+ 	if (r != 0) {
+ 		pr_err(MPT3SAS_FMT "%s: handshake failed (r=%d)\n",
+diff --git a/drivers/scsi/pm8001/pm8001_init.c b/drivers/scsi/pm8001/pm8001_init.c
+index 9fc675f57e336..f54115d74f519 100644
+--- a/drivers/scsi/pm8001/pm8001_init.c
++++ b/drivers/scsi/pm8001/pm8001_init.c
+@@ -1061,7 +1061,8 @@ static int pm8001_pci_probe(struct pci_dev *pdev,
+ 
+ 	pm8001_init_sas_add(pm8001_ha);
+ 	/* phy setting support for motherboard controller */
+-	if (pm8001_configure_phy_settings(pm8001_ha))
++	rc = pm8001_configure_phy_settings(pm8001_ha);
++	if (rc)
+ 		goto err_out_shost;
+ 
+ 	pm8001_post_sas_ha_init(shost, chip);
+diff --git a/drivers/soc/qcom/smp2p.c b/drivers/soc/qcom/smp2p.c
+index f51fb2ea72001..4c5767c73b7a8 100644
+--- a/drivers/soc/qcom/smp2p.c
++++ b/drivers/soc/qcom/smp2p.c
+@@ -314,15 +314,16 @@ static int qcom_smp2p_inbound_entry(struct qcom_smp2p *smp2p,
+ static int smp2p_update_bits(void *data, u32 mask, u32 value)
+ {
+ 	struct smp2p_entry *entry = data;
++	unsigned long flags;
+ 	u32 orig;
+ 	u32 val;
+ 
+-	spin_lock(&entry->lock);
++	spin_lock_irqsave(&entry->lock, flags);
+ 	val = orig = readl(entry->value);
+ 	val &= ~mask;
+ 	val |= value;
+ 	writel(val, entry->value);
+-	spin_unlock(&entry->lock);
++	spin_unlock_irqrestore(&entry->lock, flags);
+ 
+ 	if (val != orig)
+ 		qcom_smp2p_kick(entry->smp2p);
+diff --git a/drivers/soc/tegra/fuse/speedo-tegra210.c b/drivers/soc/tegra/fuse/speedo-tegra210.c
+index 5373f4c16b54c..4403b89561fd6 100644
+--- a/drivers/soc/tegra/fuse/speedo-tegra210.c
++++ b/drivers/soc/tegra/fuse/speedo-tegra210.c
+@@ -105,7 +105,7 @@ static int get_process_id(int value, const u32 *speedos, unsigned int num)
+ 	unsigned int i;
+ 
+ 	for (i = 0; i < num; i++)
+-		if (value < speedos[num])
++		if (value < speedos[i])
+ 			return i;
+ 
+ 	return -EINVAL;
+diff --git a/drivers/soc/ti/knav_dma.c b/drivers/soc/ti/knav_dma.c
+index 1a7b5caa127b5..b86bea4537325 100644
+--- a/drivers/soc/ti/knav_dma.c
++++ b/drivers/soc/ti/knav_dma.c
+@@ -752,8 +752,9 @@ static int knav_dma_probe(struct platform_device *pdev)
+ 	pm_runtime_enable(kdev->dev);
+ 	ret = pm_runtime_get_sync(kdev->dev);
+ 	if (ret < 0) {
++		pm_runtime_put_noidle(kdev->dev);
+ 		dev_err(kdev->dev, "unable to enable pktdma, err %d\n", ret);
+-		return ret;
++		goto err_pm_disable;
+ 	}
+ 
+ 	/* Initialise all packet dmas */
+@@ -767,13 +768,21 @@ static int knav_dma_probe(struct platform_device *pdev)
+ 
+ 	if (list_empty(&kdev->list)) {
+ 		dev_err(dev, "no valid dma instance\n");
+-		return -ENODEV;
++		ret = -ENODEV;
++		goto err_put_sync;
+ 	}
+ 
+ 	debugfs_create_file("knav_dma", S_IFREG | S_IRUGO, NULL, NULL,
+ 			    &knav_dma_debug_ops);
+ 
+ 	return ret;
++
++err_put_sync:
++	pm_runtime_put_sync(kdev->dev);
++err_pm_disable:
++	pm_runtime_disable(kdev->dev);
++
++	return ret;
+ }
+ 
+ static int knav_dma_remove(struct platform_device *pdev)
+diff --git a/drivers/soc/ti/knav_qmss_queue.c b/drivers/soc/ti/knav_qmss_queue.c
+index b73e3534f67b2..5248649b0b41e 100644
+--- a/drivers/soc/ti/knav_qmss_queue.c
++++ b/drivers/soc/ti/knav_qmss_queue.c
+@@ -1717,6 +1717,7 @@ static int knav_queue_probe(struct platform_device *pdev)
+ 	pm_runtime_enable(&pdev->dev);
+ 	ret = pm_runtime_get_sync(&pdev->dev);
+ 	if (ret < 0) {
++		pm_runtime_put_noidle(&pdev->dev);
+ 		dev_err(dev, "Failed to enable QMSS\n");
+ 		return ret;
+ 	}
+@@ -1784,9 +1785,10 @@ static int knav_queue_probe(struct platform_device *pdev)
+ 	if (ret)
+ 		goto err;
+ 
+-	regions =  of_get_child_by_name(node, "descriptor-regions");
++	regions = of_get_child_by_name(node, "descriptor-regions");
+ 	if (!regions) {
+ 		dev_err(dev, "descriptor-regions not specified\n");
++		ret = -ENODEV;
+ 		goto err;
+ 	}
+ 	ret = knav_queue_setup_regions(kdev, regions);
+diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
+index b7995474148c7..e9576658ff3f9 100644
+--- a/drivers/spi/Kconfig
++++ b/drivers/spi/Kconfig
+@@ -763,4 +763,7 @@ endif # SPI_MASTER
+ 
+ # (slave support would go here)
+ 
++config SPI_DYNAMIC
++	def_bool ACPI || OF_DYNAMIC || SPI_SLAVE
++
+ endif # SPI
+diff --git a/drivers/spi/spi-bcm2835aux.c b/drivers/spi/spi-bcm2835aux.c
+index b7f78e6d9bec6..88772efda8304 100644
+--- a/drivers/spi/spi-bcm2835aux.c
++++ b/drivers/spi/spi-bcm2835aux.c
+@@ -407,7 +407,7 @@ static int bcm2835aux_spi_probe(struct platform_device *pdev)
+ 	unsigned long clk_hz;
+ 	int err;
+ 
+-	master = spi_alloc_master(&pdev->dev, sizeof(*bs));
++	master = devm_spi_alloc_master(&pdev->dev, sizeof(*bs));
+ 	if (!master) {
+ 		dev_err(&pdev->dev, "spi_alloc_master() failed\n");
+ 		return -ENOMEM;
+@@ -439,30 +439,27 @@ static int bcm2835aux_spi_probe(struct platform_device *pdev)
+ 	/* the main area */
+ 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ 	bs->regs = devm_ioremap_resource(&pdev->dev, res);
+-	if (IS_ERR(bs->regs)) {
+-		err = PTR_ERR(bs->regs);
+-		goto out_master_put;
+-	}
++	if (IS_ERR(bs->regs))
++		return PTR_ERR(bs->regs);
+ 
+ 	bs->clk = devm_clk_get(&pdev->dev, NULL);
+ 	if ((!bs->clk) || (IS_ERR(bs->clk))) {
+ 		err = PTR_ERR(bs->clk);
+ 		dev_err(&pdev->dev, "could not get clk: %d\n", err);
+-		goto out_master_put;
++		return err;
+ 	}
+ 
+ 	bs->irq = platform_get_irq(pdev, 0);
+ 	if (bs->irq <= 0) {
+ 		dev_err(&pdev->dev, "could not get IRQ: %d\n", bs->irq);
+-		err = bs->irq ? bs->irq : -ENODEV;
+-		goto out_master_put;
++		return bs->irq ? bs->irq : -ENODEV;
+ 	}
+ 
+ 	/* this also enables the HW block */
+ 	err = clk_prepare_enable(bs->clk);
+ 	if (err) {
+ 		dev_err(&pdev->dev, "could not prepare clock: %d\n", err);
+-		goto out_master_put;
++		return err;
+ 	}
+ 
+ 	/* just checking if the clock returns a sane value */
+@@ -495,8 +492,6 @@ static int bcm2835aux_spi_probe(struct platform_device *pdev)
+ 
+ out_clk_disable:
+ 	clk_disable_unprepare(bs->clk);
+-out_master_put:
+-	spi_master_put(master);
+ 	return err;
+ }
+ 
+diff --git a/drivers/spi/spi-davinci.c b/drivers/spi/spi-davinci.c
+index 1905d20c229f0..62ff6130727bf 100644
+--- a/drivers/spi/spi-davinci.c
++++ b/drivers/spi/spi-davinci.c
+@@ -1099,13 +1099,13 @@ static int davinci_spi_remove(struct platform_device *pdev)
+ 	spi_bitbang_stop(&dspi->bitbang);
+ 
+ 	clk_disable_unprepare(dspi->clk);
+-	spi_master_put(master);
+ 
+ 	if (dspi->dma_rx) {
+ 		dma_release_channel(dspi->dma_rx);
+ 		dma_release_channel(dspi->dma_tx);
+ 	}
+ 
++	spi_master_put(master);
+ 	return 0;
+ }
+ 
+diff --git a/drivers/spi/spi-img-spfi.c b/drivers/spi/spi-img-spfi.c
+index 2e65b70c78792..2a340234c85c1 100644
+--- a/drivers/spi/spi-img-spfi.c
++++ b/drivers/spi/spi-img-spfi.c
+@@ -771,8 +771,10 @@ static int img_spfi_resume(struct device *dev)
+ 	int ret;
+ 
+ 	ret = pm_runtime_get_sync(dev);
+-	if (ret)
++	if (ret) {
++		pm_runtime_put_noidle(dev);
+ 		return ret;
++	}
+ 	spfi_reset(spfi);
+ 	pm_runtime_put(dev);
+ 
+diff --git a/drivers/spi/spi-pic32.c b/drivers/spi/spi-pic32.c
+index 2f4df804c4d80..9a97ad973c416 100644
+--- a/drivers/spi/spi-pic32.c
++++ b/drivers/spi/spi-pic32.c
+@@ -839,6 +839,7 @@ static int pic32_spi_probe(struct platform_device *pdev)
+ 	return 0;
+ 
+ err_bailout:
++	pic32_spi_dma_unprep(pic32s);
+ 	clk_disable_unprepare(pic32s->clk);
+ err_master:
+ 	spi_master_put(master);
+diff --git a/drivers/spi/spi-rb4xx.c b/drivers/spi/spi-rb4xx.c
+index 3641d0e20135b..1d7fd6dbaf876 100644
+--- a/drivers/spi/spi-rb4xx.c
++++ b/drivers/spi/spi-rb4xx.c
+@@ -148,7 +148,7 @@ static int rb4xx_spi_probe(struct platform_device *pdev)
+ 	if (IS_ERR(spi_base))
+ 		return PTR_ERR(spi_base);
+ 
+-	master = spi_alloc_master(&pdev->dev, sizeof(*rbspi));
++	master = devm_spi_alloc_master(&pdev->dev, sizeof(*rbspi));
+ 	if (!master)
+ 		return -ENOMEM;
+ 
+diff --git a/drivers/spi/spi-sc18is602.c b/drivers/spi/spi-sc18is602.c
+index f63714ffb62f4..e4306a0f7f173 100644
+--- a/drivers/spi/spi-sc18is602.c
++++ b/drivers/spi/spi-sc18is602.c
+@@ -247,13 +247,12 @@ static int sc18is602_probe(struct i2c_client *client,
+ 	struct sc18is602_platform_data *pdata = dev_get_platdata(dev);
+ 	struct sc18is602 *hw;
+ 	struct spi_master *master;
+-	int error;
+ 
+ 	if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C |
+ 				     I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
+ 		return -EINVAL;
+ 
+-	master = spi_alloc_master(dev, sizeof(struct sc18is602));
++	master = devm_spi_alloc_master(dev, sizeof(struct sc18is602));
+ 	if (!master)
+ 		return -ENOMEM;
+ 
+@@ -304,15 +303,7 @@ static int sc18is602_probe(struct i2c_client *client,
+ 	master->min_speed_hz = hw->freq / 128;
+ 	master->max_speed_hz = hw->freq / 4;
+ 
+-	error = devm_spi_register_master(dev, master);
+-	if (error)
+-		goto error_reg;
+-
+-	return 0;
+-
+-error_reg:
+-	spi_master_put(master);
+-	return error;
++	return devm_spi_register_master(dev, master);
+ }
+ 
+ static const struct i2c_device_id sc18is602_id[] = {
+diff --git a/drivers/spi/spi-sh.c b/drivers/spi/spi-sh.c
+index 2bf53f0e27d9e..e1fd29068777d 100644
+--- a/drivers/spi/spi-sh.c
++++ b/drivers/spi/spi-sh.c
+@@ -450,7 +450,7 @@ static int spi_sh_probe(struct platform_device *pdev)
+ 		return -ENODEV;
+ 	}
+ 
+-	master = spi_alloc_master(&pdev->dev, sizeof(struct spi_sh_data));
++	master = devm_spi_alloc_master(&pdev->dev, sizeof(struct spi_sh_data));
+ 	if (master == NULL) {
+ 		dev_err(&pdev->dev, "spi_alloc_master error.\n");
+ 		return -ENOMEM;
+@@ -468,16 +468,14 @@ static int spi_sh_probe(struct platform_device *pdev)
+ 		break;
+ 	default:
+ 		dev_err(&pdev->dev, "No support width\n");
+-		ret = -ENODEV;
+-		goto error1;
++		return -ENODEV;
+ 	}
+ 	ss->irq = irq;
+ 	ss->master = master;
+ 	ss->addr = devm_ioremap(&pdev->dev, res->start, resource_size(res));
+ 	if (ss->addr == NULL) {
+ 		dev_err(&pdev->dev, "ioremap error.\n");
+-		ret = -ENOMEM;
+-		goto error1;
++		return -ENOMEM;
+ 	}
+ 	INIT_LIST_HEAD(&ss->queue);
+ 	spin_lock_init(&ss->lock);
+@@ -487,7 +485,7 @@ static int spi_sh_probe(struct platform_device *pdev)
+ 	ret = request_irq(irq, spi_sh_irq, 0, "spi_sh", ss);
+ 	if (ret < 0) {
+ 		dev_err(&pdev->dev, "request_irq error\n");
+-		goto error1;
++		return ret;
+ 	}
+ 
+ 	master->num_chipselect = 2;
+@@ -506,9 +504,6 @@ static int spi_sh_probe(struct platform_device *pdev)
+ 
+  error3:
+ 	free_irq(irq, ss);
+- error1:
+-	spi_master_put(master);
+-
+ 	return ret;
+ }
+ 
+diff --git a/drivers/spi/spi-st-ssc4.c b/drivers/spi/spi-st-ssc4.c
+index 710adbc2485f5..05f7316d5a522 100644
+--- a/drivers/spi/spi-st-ssc4.c
++++ b/drivers/spi/spi-st-ssc4.c
+@@ -379,13 +379,14 @@ static int spi_st_probe(struct platform_device *pdev)
+ 	ret = devm_spi_register_master(&pdev->dev, master);
+ 	if (ret) {
+ 		dev_err(&pdev->dev, "Failed to register master\n");
+-		goto clk_disable;
++		goto rpm_disable;
+ 	}
+ 
+ 	return 0;
+ 
+-clk_disable:
++rpm_disable:
+ 	pm_runtime_disable(&pdev->dev);
++clk_disable:
+ 	clk_disable_unprepare(spi_st->clk);
+ put_master:
+ 	spi_master_put(master);
+diff --git a/drivers/spi/spi-tegra114.c b/drivers/spi/spi-tegra114.c
+index e37712bed0b2d..d1ca8f619b828 100644
+--- a/drivers/spi/spi-tegra114.c
++++ b/drivers/spi/spi-tegra114.c
+@@ -801,6 +801,7 @@ static int tegra_spi_setup(struct spi_device *spi)
+ 
+ 	ret = pm_runtime_get_sync(tspi->dev);
+ 	if (ret < 0) {
++		pm_runtime_put_noidle(tspi->dev);
+ 		dev_err(tspi->dev, "pm runtime failed, e = %d\n", ret);
+ 		return ret;
+ 	}
+@@ -1214,6 +1215,7 @@ static int tegra_spi_resume(struct device *dev)
+ 
+ 	ret = pm_runtime_get_sync(dev);
+ 	if (ret < 0) {
++		pm_runtime_put_noidle(dev);
+ 		dev_err(dev, "pm runtime failed, e = %d\n", ret);
+ 		return ret;
+ 	}
+diff --git a/drivers/spi/spi-tegra20-sflash.c b/drivers/spi/spi-tegra20-sflash.c
+index b6558bb6f9dfc..4b9541e1726a5 100644
+--- a/drivers/spi/spi-tegra20-sflash.c
++++ b/drivers/spi/spi-tegra20-sflash.c
+@@ -564,6 +564,7 @@ static int tegra_sflash_resume(struct device *dev)
+ 
+ 	ret = pm_runtime_get_sync(dev);
+ 	if (ret < 0) {
++		pm_runtime_put_noidle(dev);
+ 		dev_err(dev, "pm runtime failed, e = %d\n", ret);
+ 		return ret;
+ 	}
+diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c
+index cf2a329fd8958..9f14560686b68 100644
+--- a/drivers/spi/spi-tegra20-slink.c
++++ b/drivers/spi/spi-tegra20-slink.c
+@@ -761,6 +761,7 @@ static int tegra_slink_setup(struct spi_device *spi)
+ 
+ 	ret = pm_runtime_get_sync(tspi->dev);
+ 	if (ret < 0) {
++		pm_runtime_put_noidle(tspi->dev);
+ 		dev_err(tspi->dev, "pm runtime failed, e = %d\n", ret);
+ 		return ret;
+ 	}
+@@ -1197,6 +1198,7 @@ static int tegra_slink_resume(struct device *dev)
+ 
+ 	ret = pm_runtime_get_sync(dev);
+ 	if (ret < 0) {
++		pm_runtime_put_noidle(dev);
+ 		dev_err(dev, "pm runtime failed, e = %d\n", ret);
+ 		return ret;
+ 	}
+diff --git a/drivers/spi/spi-ti-qspi.c b/drivers/spi/spi-ti-qspi.c
+index 4cb72a8e46460..b0a5486936c01 100644
+--- a/drivers/spi/spi-ti-qspi.c
++++ b/drivers/spi/spi-ti-qspi.c
+@@ -175,6 +175,7 @@ static int ti_qspi_setup(struct spi_device *spi)
+ 
+ 	ret = pm_runtime_get_sync(qspi->dev);
+ 	if (ret < 0) {
++		pm_runtime_put_noidle(qspi->dev);
+ 		dev_err(qspi->dev, "pm_runtime_get_sync() failed\n");
+ 		return ret;
+ 	}
+diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
+index e0632ee1723b0..f0ba5eb26128b 100644
+--- a/drivers/spi/spi.c
++++ b/drivers/spi/spi.c
+@@ -422,6 +422,12 @@ static LIST_HEAD(spi_master_list);
+  */
+ static DEFINE_MUTEX(board_lock);
+ 
++/*
++ * Prevents addition of devices with same chip select and
++ * addition of devices below an unregistering controller.
++ */
++static DEFINE_MUTEX(spi_add_lock);
++
+ /**
+  * spi_alloc_device - Allocate a new SPI device
+  * @master: Controller to which device is connected
+@@ -500,7 +506,6 @@ static int spi_dev_check(struct device *dev, void *data)
+  */
+ int spi_add_device(struct spi_device *spi)
+ {
+-	static DEFINE_MUTEX(spi_add_lock);
+ 	struct spi_master *master = spi->master;
+ 	struct device *dev = master->dev.parent;
+ 	int status;
+@@ -529,6 +534,13 @@ int spi_add_device(struct spi_device *spi)
+ 		goto done;
+ 	}
+ 
++	/* Controller may unregister concurrently */
++	if (IS_ENABLED(CONFIG_SPI_DYNAMIC) &&
++	    !device_is_registered(&master->dev)) {
++		status = -ENODEV;
++		goto done;
++	}
++
+ 	if (master->cs_gpios)
+ 		spi->cs_gpio = master->cs_gpios[spi->chip_select];
+ 
+@@ -2070,6 +2082,10 @@ static int __unregister(struct device *dev, void *null)
+  */
+ void spi_unregister_master(struct spi_master *master)
+ {
++	/* Prevent addition of new devices, unregister existing ones */
++	if (IS_ENABLED(CONFIG_SPI_DYNAMIC))
++		mutex_lock(&spi_add_lock);
++
+ 	device_for_each_child(&master->dev, NULL, __unregister);
+ 
+ 	if (master->queued) {
+@@ -2089,6 +2105,9 @@ void spi_unregister_master(struct spi_master *master)
+ 	if (!devres_find(master->dev.parent, devm_spi_release_master,
+ 			 devm_spi_match_master, master))
+ 		put_device(&master->dev);
++
++	if (IS_ENABLED(CONFIG_SPI_DYNAMIC))
++		mutex_unlock(&spi_add_lock);
+ }
+ EXPORT_SYMBOL_GPL(spi_unregister_master);
+ 
+diff --git a/drivers/staging/comedi/drivers/mf6x4.c b/drivers/staging/comedi/drivers/mf6x4.c
+index fbdf181d8cccc..40aa24a9b2c30 100644
+--- a/drivers/staging/comedi/drivers/mf6x4.c
++++ b/drivers/staging/comedi/drivers/mf6x4.c
+@@ -121,8 +121,9 @@ static int mf6x4_ai_eoc(struct comedi_device *dev,
+ 	struct mf6x4_private *devpriv = dev->private;
+ 	unsigned int status;
+ 
++	/* EOLC goes low at end of conversion. */
+ 	status = ioread32(devpriv->gpioc_reg);
+-	if (status & MF6X4_GPIOC_EOLC)
++	if ((status & MF6X4_GPIOC_EOLC) == 0)
+ 		return 0;
+ 	return -EBUSY;
+ }
+diff --git a/drivers/staging/greybus/audio_codec.c b/drivers/staging/greybus/audio_codec.c
+index 8a0744b58a329..4c2d6c2d4fb41 100644
+--- a/drivers/staging/greybus/audio_codec.c
++++ b/drivers/staging/greybus/audio_codec.c
+@@ -491,6 +491,7 @@ static int gbcodec_hw_params(struct snd_pcm_substream *substream,
+ 	if (ret) {
+ 		dev_err_ratelimited(dai->dev, "%d: Error during set_config\n",
+ 				    ret);
++		gb_pm_runtime_put_noidle(bundle);
+ 		mutex_unlock(&codec->lock);
+ 		return ret;
+ 	}
+@@ -562,6 +563,7 @@ static int gbcodec_prepare(struct snd_pcm_substream *substream,
+ 		break;
+ 	}
+ 	if (ret) {
++		gb_pm_runtime_put_noidle(bundle);
+ 		mutex_unlock(&codec->lock);
+ 		dev_err_ratelimited(dai->dev, "set_data_size failed:%d\n",
+ 				     ret);
+diff --git a/drivers/staging/speakup/speakup_dectlk.c b/drivers/staging/speakup/speakup_dectlk.c
+index 764656759fbf4..1079b11fff4bc 100644
+--- a/drivers/staging/speakup/speakup_dectlk.c
++++ b/drivers/staging/speakup/speakup_dectlk.c
+@@ -47,7 +47,7 @@ static unsigned char get_index(void);
+ static int in_escape;
+ static int is_flushing;
+ 
+-static spinlock_t flush_lock;
++static DEFINE_SPINLOCK(flush_lock);
+ static DECLARE_WAIT_QUEUE_HEAD(flush);
+ 
+ static struct var_t vars[] = {
+diff --git a/drivers/tty/serial/8250/8250_omap.c b/drivers/tty/serial/8250/8250_omap.c
+index d41be02abced2..c551407bee07b 100644
+--- a/drivers/tty/serial/8250/8250_omap.c
++++ b/drivers/tty/serial/8250/8250_omap.c
+@@ -161,11 +161,6 @@ static void omap_8250_mdr1_errataset(struct uart_8250_port *up,
+ 				     struct omap8250_priv *priv)
+ {
+ 	u8 timeout = 255;
+-	u8 old_mdr1;
+-
+-	old_mdr1 = serial_in(up, UART_OMAP_MDR1);
+-	if (old_mdr1 == priv->mdr1)
+-		return;
+ 
+ 	serial_out(up, UART_OMAP_MDR1, priv->mdr1);
+ 	udelay(2);
+diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
+index 3701b240fcb30..74a1a97a77b28 100644
+--- a/drivers/tty/serial/serial_core.c
++++ b/drivers/tty/serial/serial_core.c
+@@ -1415,6 +1415,10 @@ static void uart_set_ldisc(struct tty_struct *tty)
+ {
+ 	struct uart_state *state = tty->driver_data;
+ 	struct uart_port *uport;
++	struct tty_port *port = &state->port;
++
++	if (!tty_port_initialized(port))
++		return;
+ 
+ 	mutex_lock(&state->port.mutex);
+ 	uport = uart_port_check(state);
+diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c
+index 099179457f60c..7ea84e6c85bb8 100644
+--- a/drivers/usb/chipidea/ci_hdrc_imx.c
++++ b/drivers/usb/chipidea/ci_hdrc_imx.c
+@@ -63,7 +63,8 @@ static const struct ci_hdrc_imx_platform_flag imx6sx_usb_data = {
+ 
+ static const struct ci_hdrc_imx_platform_flag imx6ul_usb_data = {
+ 	.flags = CI_HDRC_SUPPORTS_RUNTIME_PM |
+-		CI_HDRC_TURN_VBUS_EARLY_ON,
++		CI_HDRC_TURN_VBUS_EARLY_ON |
++		CI_HDRC_DISABLE_DEVICE_STREAMING,
+ };
+ 
+ static const struct ci_hdrc_imx_platform_flag imx7d_usb_data = {
+diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
+index 34d8cece6dd3b..5d109717ac4e3 100644
+--- a/drivers/usb/core/quirks.c
++++ b/drivers/usb/core/quirks.c
+@@ -189,6 +189,9 @@ static const struct usb_device_id usb_quirk_list[] = {
+ 	{ USB_DEVICE(0x06a3, 0x0006), .driver_info =
+ 			USB_QUIRK_CONFIG_INTF_STRINGS },
+ 
++	/* Agfa SNAPSCAN 1212U */
++	{ USB_DEVICE(0x06bd, 0x0001), .driver_info = USB_QUIRK_RESET_RESUME },
++
+ 	/* Guillemot Webcam Hercules Dualpix Exchange (2nd ID) */
+ 	{ USB_DEVICE(0x06f8, 0x0804), .driver_info = USB_QUIRK_RESET_RESUME },
+ 
+diff --git a/drivers/usb/gadget/function/f_acm.c b/drivers/usb/gadget/function/f_acm.c
+index 5e3828d9dac7f..7a135a36d1a2f 100644
+--- a/drivers/usb/gadget/function/f_acm.c
++++ b/drivers/usb/gadget/function/f_acm.c
+@@ -687,7 +687,7 @@ acm_bind(struct usb_configuration *c, struct usb_function *f)
+ 	acm_ss_out_desc.bEndpointAddress = acm_fs_out_desc.bEndpointAddress;
+ 
+ 	status = usb_assign_descriptors(f, acm_fs_function, acm_hs_function,
+-			acm_ss_function, NULL);
++			acm_ss_function, acm_ss_function);
+ 	if (status)
+ 		goto fail;
+ 
+diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
+index 68489557752da..26fcbb92c4ba7 100644
+--- a/drivers/usb/gadget/function/f_fs.c
++++ b/drivers/usb/gadget/function/f_fs.c
+@@ -1228,6 +1228,7 @@ static long ffs_epfile_ioctl(struct file *file, unsigned code,
+ 
+ 			switch (epfile->ffs->gadget->speed) {
+ 			case USB_SPEED_SUPER:
++			case USB_SPEED_SUPER_PLUS:
+ 				desc_idx = 2;
+ 				break;
+ 			case USB_SPEED_HIGH:
+@@ -3067,7 +3068,8 @@ static int _ffs_func_bind(struct usb_configuration *c,
+ 	}
+ 
+ 	if (likely(super)) {
+-		func->function.ss_descriptors = vla_ptr(vlabuf, d, ss_descs);
++		func->function.ss_descriptors = func->function.ssp_descriptors =
++			vla_ptr(vlabuf, d, ss_descs);
+ 		ss_len = ffs_do_descs(ffs->ss_descs_count,
+ 				vla_ptr(vlabuf, d, raw_descs) + fs_len + hs_len,
+ 				d_raw_descs__sz - fs_len - hs_len,
+@@ -3507,6 +3509,7 @@ static void ffs_func_unbind(struct usb_configuration *c,
+ 	func->function.fs_descriptors = NULL;
+ 	func->function.hs_descriptors = NULL;
+ 	func->function.ss_descriptors = NULL;
++	func->function.ssp_descriptors = NULL;
+ 	func->interfaces_nums = NULL;
+ 
+ 	ffs_event_add(ffs, FUNCTIONFS_UNBIND);
+diff --git a/drivers/usb/gadget/function/f_midi.c b/drivers/usb/gadget/function/f_midi.c
+index cab5fbd5b9557..58e82082d8228 100644
+--- a/drivers/usb/gadget/function/f_midi.c
++++ b/drivers/usb/gadget/function/f_midi.c
+@@ -1008,6 +1008,12 @@ static int f_midi_bind(struct usb_configuration *c, struct usb_function *f)
+ 		f->hs_descriptors = usb_copy_descriptors(midi_function);
+ 		if (!f->hs_descriptors)
+ 			goto fail_f_midi;
++
++		if (gadget_is_superspeed_plus(c->cdev->gadget)) {
++			f->ssp_descriptors = usb_copy_descriptors(midi_function);
++			if (!f->ssp_descriptors)
++				goto fail_f_midi;
++		}
+ 	}
+ 
+ 	kfree(midi_function);
+diff --git a/drivers/usb/gadget/function/f_rndis.c b/drivers/usb/gadget/function/f_rndis.c
+index 865cb070bf8b3..2f310973155a5 100644
+--- a/drivers/usb/gadget/function/f_rndis.c
++++ b/drivers/usb/gadget/function/f_rndis.c
+@@ -91,8 +91,10 @@ static inline struct f_rndis *func_to_rndis(struct usb_function *f)
+ /* peak (theoretical) bulk transfer rate in bits-per-second */
+ static unsigned int bitrate(struct usb_gadget *g)
+ {
++	if (gadget_is_superspeed(g) && g->speed >= USB_SPEED_SUPER_PLUS)
++		return 4250000000U;
+ 	if (gadget_is_superspeed(g) && g->speed == USB_SPEED_SUPER)
+-		return 13 * 1024 * 8 * 1000 * 8;
++		return 3750000000U;
+ 	else if (gadget_is_dualspeed(g) && g->speed == USB_SPEED_HIGH)
+ 		return 13 * 512 * 8 * 1000 * 8;
+ 	else
+diff --git a/drivers/usb/gadget/udc/dummy_hcd.c b/drivers/usb/gadget/udc/dummy_hcd.c
+index 2f7023a289c94..9fdb567a09be6 100644
+--- a/drivers/usb/gadget/udc/dummy_hcd.c
++++ b/drivers/usb/gadget/udc/dummy_hcd.c
+@@ -2736,7 +2736,7 @@ static int __init init(void)
+ {
+ 	int	retval = -ENOMEM;
+ 	int	i;
+-	struct	dummy *dum[MAX_NUM_UDC];
++	struct	dummy *dum[MAX_NUM_UDC] = {};
+ 
+ 	if (usb_disabled())
+ 		return -ENODEV;
+diff --git a/drivers/usb/host/ehci-omap.c b/drivers/usb/host/ehci-omap.c
+index 94ea9fff13e6d..9227a9ddac609 100644
+--- a/drivers/usb/host/ehci-omap.c
++++ b/drivers/usb/host/ehci-omap.c
+@@ -237,6 +237,7 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev)
+ 
+ err_pm_runtime:
+ 	pm_runtime_put_sync(dev);
++	pm_runtime_disable(dev);
+ 
+ err_phy:
+ 	for (i = 0; i < omap->nports; i++) {
+diff --git a/drivers/usb/host/oxu210hp-hcd.c b/drivers/usb/host/oxu210hp-hcd.c
+index 4e4d601af35c1..2f48da0c0bb39 100644
+--- a/drivers/usb/host/oxu210hp-hcd.c
++++ b/drivers/usb/host/oxu210hp-hcd.c
+@@ -3734,8 +3734,10 @@ static struct usb_hcd *oxu_create(struct platform_device *pdev,
+ 	oxu->is_otg = otg;
+ 
+ 	ret = usb_add_hcd(hcd, irq, IRQF_SHARED);
+-	if (ret < 0)
++	if (ret < 0) {
++		usb_put_hcd(hcd);
+ 		return ERR_PTR(ret);
++	}
+ 
+ 	device_wakeup_enable(hcd->self.controller);
+ 	return hcd;
+diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
+index 194ea29d7a57e..4ad71479c4490 100644
+--- a/drivers/usb/host/xhci-hub.c
++++ b/drivers/usb/host/xhci-hub.c
+@@ -1424,6 +1424,10 @@ int xhci_bus_suspend(struct usb_hcd *hcd)
+ 	hcd->state = HC_STATE_SUSPENDED;
+ 	bus_state->next_statechange = jiffies + msecs_to_jiffies(10);
+ 	spin_unlock_irqrestore(&xhci->lock, flags);
++
++	if (bus_state->bus_suspended)
++		usleep_range(5000, 10000);
++
+ 	return 0;
+ }
+ 
+diff --git a/drivers/usb/misc/sisusbvga/Kconfig b/drivers/usb/misc/sisusbvga/Kconfig
+index 36bc28c884ad7..47dabccafef43 100644
+--- a/drivers/usb/misc/sisusbvga/Kconfig
++++ b/drivers/usb/misc/sisusbvga/Kconfig
+@@ -15,7 +15,7 @@ config USB_SISUSBVGA
+ 
+ config USB_SISUSBVGA_CON
+ 	bool "Text console and mode switching support" if USB_SISUSBVGA
+-	depends on VT
++	depends on VT && BROKEN
+ 	select FONT_8x16
+ 	---help---
+ 	  Say Y here if you want a VGA text console via the USB dongle or
+diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c
+index d17f7872f95ae..93a31ea8e210c 100644
+--- a/drivers/usb/serial/keyspan_pda.c
++++ b/drivers/usb/serial/keyspan_pda.c
+@@ -44,11 +44,12 @@
+ #define DRIVER_AUTHOR "Brian Warner <warner@××××××.com>"
+ #define DRIVER_DESC "USB Keyspan PDA Converter driver"
+ 
++#define KEYSPAN_TX_THRESHOLD	16
++
+ struct keyspan_pda_private {
+ 	int			tx_room;
+ 	int			tx_throttled;
+-	struct work_struct			wakeup_work;
+-	struct work_struct			unthrottle_work;
++	struct work_struct	unthrottle_work;
+ 	struct usb_serial	*serial;
+ 	struct usb_serial_port	*port;
+ };
+@@ -101,15 +102,6 @@ static const struct usb_device_id id_table_fake_xircom[] = {
+ };
+ #endif
+ 
+-static void keyspan_pda_wakeup_write(struct work_struct *work)
+-{
+-	struct keyspan_pda_private *priv =
+-		container_of(work, struct keyspan_pda_private, wakeup_work);
+-	struct usb_serial_port *port = priv->port;
+-
+-	tty_port_tty_wakeup(&port->port);
+-}
+-
+ static void keyspan_pda_request_unthrottle(struct work_struct *work)
+ {
+ 	struct keyspan_pda_private *priv =
+@@ -124,7 +116,7 @@ static void keyspan_pda_request_unthrottle(struct work_struct *work)
+ 				 7, /* request_unthrottle */
+ 				 USB_TYPE_VENDOR | USB_RECIP_INTERFACE
+ 				 | USB_DIR_OUT,
+-				 16, /* value: threshold */
++				 KEYSPAN_TX_THRESHOLD,
+ 				 0, /* index */
+ 				 NULL,
+ 				 0,
+@@ -143,6 +135,8 @@ static void keyspan_pda_rx_interrupt(struct urb *urb)
+ 	int retval;
+ 	int status = urb->status;
+ 	struct keyspan_pda_private *priv;
++	unsigned long flags;
++
+ 	priv = usb_get_serial_port_data(port);
+ 
+ 	switch (status) {
+@@ -176,18 +170,21 @@ static void keyspan_pda_rx_interrupt(struct urb *urb)
+ 		break;
+ 	case 1:
+ 		/* status interrupt */
+-		if (len < 3) {
++		if (len < 2) {
+ 			dev_warn(&port->dev, "short interrupt message received\n");
+ 			break;
+ 		}
+-		dev_dbg(&port->dev, "rx int, d1=%d, d2=%d\n", data[1], data[2]);
++		dev_dbg(&port->dev, "rx int, d1=%d\n", data[1]);
+ 		switch (data[1]) {
+ 		case 1: /* modemline change */
+ 			break;
+ 		case 2: /* tx unthrottle interrupt */
++			spin_lock_irqsave(&port->lock, flags);
+ 			priv->tx_throttled = 0;
++			priv->tx_room = max(priv->tx_room, KEYSPAN_TX_THRESHOLD);
++			spin_unlock_irqrestore(&port->lock, flags);
+ 			/* queue up a wakeup at scheduler time */
+-			schedule_work(&priv->wakeup_work);
++			usb_serial_port_softint(port);
+ 			break;
+ 		default:
+ 			break;
+@@ -447,6 +444,7 @@ static int keyspan_pda_write(struct tty_struct *tty,
+ 	int request_unthrottle = 0;
+ 	int rc = 0;
+ 	struct keyspan_pda_private *priv;
++	unsigned long flags;
+ 
+ 	priv = usb_get_serial_port_data(port);
+ 	/* guess how much room is left in the device's ring buffer, and if we
+@@ -466,13 +464,13 @@ static int keyspan_pda_write(struct tty_struct *tty,
+ 	   the TX urb is in-flight (wait until it completes)
+ 	   the device is full (wait until it says there is room)
+ 	*/
+-	spin_lock_bh(&port->lock);
++	spin_lock_irqsave(&port->lock, flags);
+ 	if (!test_bit(0, &port->write_urbs_free) || priv->tx_throttled) {
+-		spin_unlock_bh(&port->lock);
++		spin_unlock_irqrestore(&port->lock, flags);
+ 		return 0;
+ 	}
+ 	clear_bit(0, &port->write_urbs_free);
+-	spin_unlock_bh(&port->lock);
++	spin_unlock_irqrestore(&port->lock, flags);
+ 
+ 	/* At this point the URB is in our control, nobody else can submit it
+ 	   again (the only sudden transition was the one from EINPROGRESS to
+@@ -518,7 +516,8 @@ static int keyspan_pda_write(struct tty_struct *tty,
+ 			goto exit;
+ 		}
+ 	}
+-	if (count > priv->tx_room) {
++
++	if (count >= priv->tx_room) {
+ 		/* we're about to completely fill the Tx buffer, so
+ 		   we'll be throttled afterwards. */
+ 		count = priv->tx_room;
+@@ -551,7 +550,7 @@ static int keyspan_pda_write(struct tty_struct *tty,
+ 
+ 	rc = count;
+ exit:
+-	if (rc < 0)
++	if (rc <= 0)
+ 		set_bit(0, &port->write_urbs_free);
+ 	return rc;
+ }
+@@ -566,21 +565,24 @@ static void keyspan_pda_write_bulk_callback(struct urb *urb)
+ 	priv = usb_get_serial_port_data(port);
+ 
+ 	/* queue up a wakeup at scheduler time */
+-	schedule_work(&priv->wakeup_work);
++	usb_serial_port_softint(port);
+ }
+ 
+ 
+ static int keyspan_pda_write_room(struct tty_struct *tty)
+ {
+ 	struct usb_serial_port *port = tty->driver_data;
+-	struct keyspan_pda_private *priv;
+-	priv = usb_get_serial_port_data(port);
+-	/* used by n_tty.c for processing of tabs and such. Giving it our
+-	   conservative guess is probably good enough, but needs testing by
+-	   running a console through the device. */
+-	return priv->tx_room;
+-}
++	struct keyspan_pda_private *priv = usb_get_serial_port_data(port);
++	unsigned long flags;
++	int room = 0;
+ 
++	spin_lock_irqsave(&port->lock, flags);
++	if (test_bit(0, &port->write_urbs_free) && !priv->tx_throttled)
++		room = priv->tx_room;
++	spin_unlock_irqrestore(&port->lock, flags);
++
++	return room;
++}
+ 
+ static int keyspan_pda_chars_in_buffer(struct tty_struct *tty)
+ {
+@@ -660,8 +662,12 @@ error:
+ }
+ static void keyspan_pda_close(struct usb_serial_port *port)
+ {
++	struct keyspan_pda_private *priv = usb_get_serial_port_data(port);
++
+ 	usb_kill_urb(port->write_urb);
+ 	usb_kill_urb(port->interrupt_in_urb);
++
++	cancel_work_sync(&priv->unthrottle_work);
+ }
+ 
+ 
+@@ -732,7 +738,6 @@ static int keyspan_pda_port_probe(struct usb_serial_port *port)
+ 	if (!priv)
+ 		return -ENOMEM;
+ 
+-	INIT_WORK(&priv->wakeup_work, keyspan_pda_wakeup_write);
+ 	INIT_WORK(&priv->unthrottle_work, keyspan_pda_request_unthrottle);
+ 	priv->serial = port->serial;
+ 	priv->port = port;
+diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c
+index 14b45f3e6388a..76c9276b2d75f 100644
+--- a/drivers/usb/serial/mos7720.c
++++ b/drivers/usb/serial/mos7720.c
+@@ -640,6 +640,8 @@ static void parport_mos7715_restore_state(struct parport *pp,
+ 		spin_unlock(&release_lock);
+ 		return;
+ 	}
++	mos_parport->shadowDCR = s->u.pc.ctr;
++	mos_parport->shadowECR = s->u.pc.ecr;
+ 	write_parport_reg_nonblock(mos_parport, MOS7720_DCR,
+ 				   mos_parport->shadowDCR);
+ 	write_parport_reg_nonblock(mos_parport, MOS7720_ECR,
+diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
+index e8643612e9a39..6045a8e24068c 100644
+--- a/drivers/usb/serial/option.c
++++ b/drivers/usb/serial/option.c
+@@ -563,6 +563,9 @@ static void option_instat_callback(struct urb *urb);
+ 
+ /* Device flags */
+ 
++/* Highest interface number which can be used with NCTRL() and RSVD() */
++#define FLAG_IFNUM_MAX	7
++
+ /* Interface does not support modem-control requests */
+ #define NCTRL(ifnum)	((BIT(ifnum) & 0xff) << 8)
+ 
+@@ -2086,6 +2089,14 @@ static struct usb_serial_driver * const serial_drivers[] = {
+ 
+ module_usb_serial_driver(serial_drivers, option_ids);
+ 
++static bool iface_is_reserved(unsigned long device_flags, u8 ifnum)
++{
++	if (ifnum > FLAG_IFNUM_MAX)
++		return false;
++
++	return device_flags & RSVD(ifnum);
++}
++
+ static int option_probe(struct usb_serial *serial,
+ 			const struct usb_device_id *id)
+ {
+@@ -2103,7 +2114,7 @@ static int option_probe(struct usb_serial *serial,
+ 	 * the same class/subclass/protocol as the serial interfaces.  Look at
+ 	 * the Windows driver .INF files for reserved interface numbers.
+ 	 */
+-	if (device_flags & RSVD(iface_desc->bInterfaceNumber))
++	if (iface_is_reserved(device_flags, iface_desc->bInterfaceNumber))
+ 		return -ENODEV;
+ 	/*
+ 	 * Don't bind network interface on Samsung GT-B3730, it is handled by
+@@ -2120,6 +2131,14 @@ static int option_probe(struct usb_serial *serial,
+ 	return 0;
+ }
+ 
++static bool iface_no_modem_control(unsigned long device_flags, u8 ifnum)
++{
++	if (ifnum > FLAG_IFNUM_MAX)
++		return false;
++
++	return device_flags & NCTRL(ifnum);
++}
++
+ static int option_attach(struct usb_serial *serial)
+ {
+ 	struct usb_interface_descriptor *iface_desc;
+@@ -2135,7 +2154,7 @@ static int option_attach(struct usb_serial *serial)
+ 
+ 	iface_desc = &serial->interface->cur_altsetting->desc;
+ 
+-	if (!(device_flags & NCTRL(iface_desc->bInterfaceNumber)))
++	if (!iface_no_modem_control(device_flags, iface_desc->bInterfaceNumber))
+ 		data->use_send_setup = 1;
+ 
+ 	if (device_flags & ZLP)
+diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c
+index 237d5aceb302d..f9a3da02c631b 100644
+--- a/drivers/vfio/pci/vfio_pci.c
++++ b/drivers/vfio/pci/vfio_pci.c
+@@ -1403,8 +1403,8 @@ static int vfio_pci_mmap_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
+ 
+ 	mutex_unlock(&vdev->vma_lock);
+ 
+-	if (remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff,
+-			    vma->vm_end - vma->vm_start, vma->vm_page_prot))
++	if (io_remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff,
++			       vma->vm_end - vma->vm_start, vma->vm_page_prot))
+ 		ret = VM_FAULT_SIGBUS;
+ 
+ up_out:
+diff --git a/drivers/watchdog/qcom-wdt.c b/drivers/watchdog/qcom-wdt.c
+index 4f47b5e909566..8b88824a88dc2 100644
+--- a/drivers/watchdog/qcom-wdt.c
++++ b/drivers/watchdog/qcom-wdt.c
+@@ -121,7 +121,7 @@ static int qcom_wdt_restart(struct watchdog_device *wdd, unsigned long action,
+ 	 */
+ 	wmb();
+ 
+-	msleep(150);
++	mdelay(150);
+ 	return 0;
+ }
+ 
+diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
+index 6f8f37e37abb2..4b671e5c33cec 100644
+--- a/fs/btrfs/inode.c
++++ b/fs/btrfs/inode.c
+@@ -7000,7 +7000,7 @@ again:
+ 	    found_type == BTRFS_FILE_EXTENT_PREALLOC) {
+ 		/* Only regular file could have regular/prealloc extent */
+ 		if (!S_ISREG(inode->i_mode)) {
+-			ret = -EUCLEAN;
++			err = -EUCLEAN;
+ 			btrfs_crit(root->fs_info,
+ 		"regular/prealloc extent found for non-regular inode %llu",
+ 				   btrfs_ino(inode));
+diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
+index 154008e245a2f..d6795c6fdd666 100644
+--- a/fs/btrfs/qgroup.c
++++ b/fs/btrfs/qgroup.c
+@@ -2340,8 +2340,10 @@ out:
+ 	}
+ 	btrfs_put_tree_mod_seq(fs_info, &tree_mod_seq_elem);
+ 
+-	if (done && !ret)
++	if (done && !ret) {
+ 		ret = 1;
++		fs_info->qgroup_rescan_progress.objectid = (u64)-1;
++	}
+ 	return ret;
+ }
+ 
+diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
+index 16c0585cd81c8..9fd7bc699aae8 100644
+--- a/fs/btrfs/scrub.c
++++ b/fs/btrfs/scrub.c
+@@ -919,11 +919,6 @@ static int scrub_handle_errored_block(struct scrub_block *sblock_to_check)
+ 	have_csum = sblock_to_check->pagev[0]->have_csum;
+ 	dev = sblock_to_check->pagev[0]->dev;
+ 
+-	if (sctx->is_dev_replace && !is_metadata && !have_csum) {
+-		sblocks_for_recheck = NULL;
+-		goto nodatasum_case;
+-	}
+-
+ 	/*
+ 	 * read all mirrors one after the other. This includes to
+ 	 * re-read the extent or metadata block that failed (that was
+@@ -1036,13 +1031,19 @@ static int scrub_handle_errored_block(struct scrub_block *sblock_to_check)
+ 		goto out;
+ 	}
+ 
+-	if (!is_metadata && !have_csum) {
++	/*
++	 * NOTE: Even for nodatasum case, it's still possible that it's a
++	 * compressed data extent, thus scrub_fixup_nodatasum(), which write
++	 * inode page cache onto disk, could cause serious data corruption.
++	 *
++	 * So here we could only read from disk, and hope our recovery could
++	 * reach disk before the newer write.
++	 */
++	if (0 && !is_metadata && !have_csum) {
+ 		struct scrub_fixup_nodatasum *fixup_nodatasum;
+ 
+ 		WARN_ON(sctx->is_dev_replace);
+ 
+-nodatasum_case:
+-
+ 		/*
+ 		 * !is_metadata and !have_csum, this means that the data
+ 		 * might not be COWed, that it might be modified
+diff --git a/fs/btrfs/tests/btrfs-tests.c b/fs/btrfs/tests/btrfs-tests.c
+index 9edc2674b8a70..ace3209f3a392 100644
+--- a/fs/btrfs/tests/btrfs-tests.c
++++ b/fs/btrfs/tests/btrfs-tests.c
+@@ -51,7 +51,13 @@ static struct file_system_type test_type = {
+ 
+ struct inode *btrfs_new_test_inode(void)
+ {
+-	return new_inode(test_mnt->mnt_sb);
++	struct inode *inode;
++
++	inode = new_inode(test_mnt->mnt_sb);
++	if (inode)
++		inode_init_owner(inode, NULL, S_IFREG);
++
++	return inode;
+ }
+ 
+ static int btrfs_init_test_fs(void)
+diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
+index cbd92dd89de16..2a351821d8f32 100644
+--- a/fs/ceph/caps.c
++++ b/fs/ceph/caps.c
+@@ -927,12 +927,19 @@ void __ceph_remove_cap(struct ceph_cap *cap, bool queue_release)
+ {
+ 	struct ceph_mds_session *session = cap->session;
+ 	struct ceph_inode_info *ci = cap->ci;
+-	struct ceph_mds_client *mdsc =
+-		ceph_sb_to_client(ci->vfs_inode.i_sb)->mdsc;
++	struct ceph_mds_client *mdsc;
+ 	int removed = 0;
+ 
++	/* 'ci' being NULL means the remove have already occurred */
++	if (!ci) {
++		dout("%s: cap inode is NULL\n", __func__);
++		return;
++	}
++
+ 	dout("__ceph_remove_cap %p from %p\n", cap, &ci->vfs_inode);
+ 
++	mdsc = ceph_inode_to_client(&ci->vfs_inode)->mdsc;
++
+ 	/* remove from inode's cap rbtree, and clear auth cap */
+ 	rb_erase(&cap->ci_node, &ci->i_caps);
+ 	if (ci->i_auth_cap == cap)
+diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
+index ac13de1a7e420..1d543f8b3814f 100644
+--- a/fs/ext4/mballoc.c
++++ b/fs/ext4/mballoc.c
+@@ -4650,6 +4650,7 @@ ext4_mb_free_metadata(handle_t *handle, struct ext4_buddy *e4b,
+ 				ext4_group_first_block_no(sb, group) +
+ 				EXT4_C2B(sbi, cluster),
+ 				"Block already on to-be-freed list");
++			kmem_cache_free(ext4_free_data_cachep, new_entry);
+ 			return 0;
+ 		}
+ 	}
+diff --git a/fs/jffs2/readinode.c b/fs/jffs2/readinode.c
+index 2f236cca60951..64a55015d1269 100644
+--- a/fs/jffs2/readinode.c
++++ b/fs/jffs2/readinode.c
+@@ -672,6 +672,22 @@ static inline int read_direntry(struct jffs2_sb_info *c, struct jffs2_raw_node_r
+ 			jffs2_free_full_dirent(fd);
+ 			return -EIO;
+ 		}
++
++#ifdef CONFIG_JFFS2_SUMMARY
++		/*
++		 * we use CONFIG_JFFS2_SUMMARY because without it, we
++		 * have checked it while mounting
++		 */
++		crc = crc32(0, fd->name, rd->nsize);
++		if (unlikely(crc != je32_to_cpu(rd->name_crc))) {
++			JFFS2_NOTICE("name CRC failed on dirent node at"
++			   "%#08x: read %#08x,calculated %#08x\n",
++			   ref_offset(ref), je32_to_cpu(rd->node_crc), crc);
++			jffs2_mark_node_obsolete(c, ref);
++			jffs2_free_full_dirent(fd);
++			return 0;
++		}
++#endif
+ 	}
+ 
+ 	fd->nhash = full_name_hash(NULL, fd->name, rd->nsize);
+diff --git a/fs/jfs/jfs_dmap.h b/fs/jfs/jfs_dmap.h
+index 562b9a7e4311f..f502a15c6c987 100644
+--- a/fs/jfs/jfs_dmap.h
++++ b/fs/jfs/jfs_dmap.h
+@@ -196,7 +196,7 @@ typedef union dmtree {
+ #define	dmt_leafidx	t1.leafidx
+ #define	dmt_height	t1.height
+ #define	dmt_budmin	t1.budmin
+-#define	dmt_stree	t1.stree
++#define	dmt_stree	t2.stree
+ 
+ /*
+  *	on-disk aggregate disk allocation map descriptor.
+diff --git a/fs/lockd/host.c b/fs/lockd/host.c
+index c7eb47f2fb6c3..603fa652b965d 100644
+--- a/fs/lockd/host.c
++++ b/fs/lockd/host.c
+@@ -430,12 +430,7 @@ nlm_bind_host(struct nlm_host *host)
+ 	 * RPC rebind is required
+ 	 */
+ 	if ((clnt = host->h_rpcclnt) != NULL) {
+-		if (time_after_eq(jiffies, host->h_nextrebind)) {
+-			rpc_force_rebind(clnt);
+-			host->h_nextrebind = jiffies + NLM_HOST_REBIND;
+-			dprintk("lockd: next rebind in %lu jiffies\n",
+-					host->h_nextrebind - jiffies);
+-		}
++		nlm_rebind_host(host);
+ 	} else {
+ 		unsigned long increment = nlmsvc_timeout;
+ 		struct rpc_timeout timeparms = {
+@@ -483,13 +478,20 @@ nlm_bind_host(struct nlm_host *host)
+ 	return clnt;
+ }
+ 
+-/*
+- * Force a portmap lookup of the remote lockd port
++/**
++ * nlm_rebind_host - If needed, force a portmap lookup of the peer's lockd port
++ * @host: NLM host handle for peer
++ *
++ * This is not needed when using a connection-oriented protocol, such as TCP.
++ * The existing autobind mechanism is sufficient to force a rebind when
++ * required, e.g. on connection state transitions.
+  */
+ void
+ nlm_rebind_host(struct nlm_host *host)
+ {
+-	dprintk("lockd: rebind host %s\n", host->h_name);
++	if (host->h_proto != IPPROTO_UDP)
++		return;
++
+ 	if (host->h_rpcclnt && time_after_eq(jiffies, host->h_nextrebind)) {
+ 		rpc_force_rebind(host->h_rpcclnt);
+ 		host->h_nextrebind = jiffies + NLM_HOST_REBIND;
+diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
+index 851274b25d394..6c0035761d170 100644
+--- a/fs/nfs/inode.c
++++ b/fs/nfs/inode.c
+@@ -1995,7 +1995,7 @@ static int nfsiod_start(void)
+ {
+ 	struct workqueue_struct *wq;
+ 	dprintk("RPC:       creating workqueue nfsiod\n");
+-	wq = alloc_workqueue("nfsiod", WQ_MEM_RECLAIM, 0);
++	wq = alloc_workqueue("nfsiod", WQ_MEM_RECLAIM | WQ_UNBOUND, 0);
+ 	if (wq == NULL)
+ 		return -ENOMEM;
+ 	nfsiod_workqueue = wq;
+diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
+index 4e2f18c26535d..2abdb2070c879 100644
+--- a/fs/nfs/nfs4proc.c
++++ b/fs/nfs/nfs4proc.c
+@@ -4334,12 +4334,12 @@ static int _nfs4_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
+ 		u64 cookie, struct page **pages, unsigned int count, int plus)
+ {
+ 	struct inode		*dir = d_inode(dentry);
++	struct nfs_server	*server = NFS_SERVER(dir);
+ 	struct nfs4_readdir_arg args = {
+ 		.fh = NFS_FH(dir),
+ 		.pages = pages,
+ 		.pgbase = 0,
+ 		.count = count,
+-		.bitmask = NFS_SERVER(d_inode(dentry))->attr_bitmask,
+ 		.plus = plus,
+ 	};
+ 	struct nfs4_readdir_res res;
+@@ -4354,9 +4354,15 @@ static int _nfs4_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
+ 	dprintk("%s: dentry = %pd2, cookie = %Lu\n", __func__,
+ 			dentry,
+ 			(unsigned long long)cookie);
++	if (!(server->caps & NFS_CAP_SECURITY_LABEL))
++		args.bitmask = server->attr_bitmask_nl;
++	else
++		args.bitmask = server->attr_bitmask;
++
+ 	nfs4_setup_readdir(cookie, NFS_I(dir)->cookieverf, dentry, &args);
+ 	res.pgbase = args.pgbase;
+-	status = nfs4_call_sync(NFS_SERVER(dir)->client, NFS_SERVER(dir), &msg, &args.seq_args, &res.seq_res, 0);
++	status = nfs4_call_sync(server->client, server, &msg, &args.seq_args,
++			&res.seq_res, 0);
+ 	if (status >= 0) {
+ 		memcpy(NFS_I(dir)->cookieverf, res.verifier.data, NFS4_VERIFIER_SIZE);
+ 		status += args.pgbase;
+diff --git a/fs/nfs_common/grace.c b/fs/nfs_common/grace.c
+index 77d136ac89099..c21fca0dcba74 100644
+--- a/fs/nfs_common/grace.c
++++ b/fs/nfs_common/grace.c
+@@ -75,10 +75,14 @@ __state_in_grace(struct net *net, bool open)
+ 	if (!open)
+ 		return !list_empty(grace_list);
+ 
++	spin_lock(&grace_lock);
+ 	list_for_each_entry(lm, grace_list, list) {
+-		if (lm->block_opens)
++		if (lm->block_opens) {
++			spin_unlock(&grace_lock);
+ 			return true;
++		}
+ 	}
++	spin_unlock(&grace_lock);
+ 	return false;
+ }
+ 
+diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c
+index 60291d10f8e4a..6bb3f3a98d7de 100644
+--- a/fs/nfsd/nfssvc.c
++++ b/fs/nfsd/nfssvc.c
+@@ -393,8 +393,7 @@ static void nfsd_last_thread(struct svc_serv *serv, struct net *net)
+ 		return;
+ 
+ 	nfsd_shutdown_net(net);
+-	printk(KERN_WARNING "nfsd: last server has exited, flushing export "
+-			    "cache\n");
++	pr_info("nfsd: last server has exited, flushing export cache\n");
+ 	nfsd_export_flush(net);
+ }
+ 
+diff --git a/include/linux/seq_buf.h b/include/linux/seq_buf.h
+index fb7eb9ccb1cd4..d4c3c9bab5826 100644
+--- a/include/linux/seq_buf.h
++++ b/include/linux/seq_buf.h
+@@ -29,7 +29,7 @@ static inline void seq_buf_clear(struct seq_buf *s)
+ }
+ 
+ static inline void
+-seq_buf_init(struct seq_buf *s, unsigned char *buf, unsigned int size)
++seq_buf_init(struct seq_buf *s, char *buf, unsigned int size)
+ {
+ 	s->buffer = buf;
+ 	s->size = size;
+diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
+index a5da60b24d83e..15bab51a3aef1 100644
+--- a/include/linux/sunrpc/xprt.h
++++ b/include/linux/sunrpc/xprt.h
+@@ -310,6 +310,7 @@ struct xprt_class {
+ 	struct rpc_xprt *	(*setup)(struct xprt_create *);
+ 	struct module		*owner;
+ 	char			name[32];
++	const char *		netid[];
+ };
+ 
+ /*
+diff --git a/include/linux/trace_seq.h b/include/linux/trace_seq.h
+index cfaf5a1d4bad7..f5be2716b01c6 100644
+--- a/include/linux/trace_seq.h
++++ b/include/linux/trace_seq.h
+@@ -11,7 +11,7 @@
+  */
+ 
+ struct trace_seq {
+-	unsigned char		buffer[PAGE_SIZE];
++	char			buffer[PAGE_SIZE];
+ 	struct seq_buf		seq;
+ 	int			full;
+ };
+@@ -50,7 +50,7 @@ static inline int trace_seq_used(struct trace_seq *s)
+  * that is about to be written to and then return the result
+  * of that write.
+  */
+-static inline unsigned char *
++static inline char *
+ trace_seq_buffer_ptr(struct trace_seq *s)
+ {
+ 	return s->buffer + seq_buf_used(&s->seq);
+diff --git a/kernel/cpu.c b/kernel/cpu.c
+index a542b5e583503..e005209f279e1 100644
+--- a/kernel/cpu.c
++++ b/kernel/cpu.c
+@@ -815,6 +815,10 @@ void __unregister_cpu_notifier(struct notifier_block *nb)
+ EXPORT_SYMBOL(__unregister_cpu_notifier);
+ 
+ #ifdef CONFIG_HOTPLUG_CPU
++#ifndef arch_clear_mm_cpumask_cpu
++#define arch_clear_mm_cpumask_cpu(cpu, mm) cpumask_clear_cpu(cpu, mm_cpumask(mm))
++#endif
++
+ /**
+  * clear_tasks_mm_cpumask - Safely clear tasks' mm_cpumask for a CPU
+  * @cpu: a CPU id
+@@ -850,7 +854,7 @@ void clear_tasks_mm_cpumask(int cpu)
+ 		t = find_lock_task_mm(p);
+ 		if (!t)
+ 			continue;
+-		cpumask_clear_cpu(cpu, mm_cpumask(t->mm));
++		arch_clear_mm_cpumask_cpu(cpu, t->mm);
+ 		task_unlock(t);
+ 	}
+ 	rcu_read_unlock();
+diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
+index 1f5c48d1493c9..d01bf6a111cee 100644
+--- a/net/bluetooth/hci_event.c
++++ b/net/bluetooth/hci_event.c
+@@ -4350,6 +4350,11 @@ static void hci_phy_link_complete_evt(struct hci_dev *hdev,
+ 		return;
+ 	}
+ 
++	if (!hcon->amp_mgr) {
++		hci_dev_unlock(hdev);
++		return;
++	}
++
+ 	if (ev->status) {
+ 		hci_conn_del(hcon);
+ 		hci_dev_unlock(hdev);
+@@ -5141,20 +5146,18 @@ static void hci_le_direct_adv_report_evt(struct hci_dev *hdev,
+ 					 struct sk_buff *skb)
+ {
+ 	u8 num_reports = skb->data[0];
+-	void *ptr = &skb->data[1];
++	struct hci_ev_le_direct_adv_info *ev = (void *)&skb->data[1];
+ 
+-	hci_dev_lock(hdev);
++	if (!num_reports || skb->len < num_reports * sizeof(*ev) + 1)
++		return;
+ 
+-	while (num_reports--) {
+-		struct hci_ev_le_direct_adv_info *ev = ptr;
++	hci_dev_lock(hdev);
+ 
++	for (; num_reports; num_reports--, ev++)
+ 		process_adv_report(hdev, ev->evt_type, &ev->bdaddr,
+ 				   ev->bdaddr_type, &ev->direct_addr,
+ 				   ev->direct_addr_type, ev->rssi, NULL, 0);
+ 
+-		ptr += sizeof(*ev);
+-	}
+-
+ 	hci_dev_unlock(hdev);
+ }
+ 
+diff --git a/net/bridge/br_vlan.c b/net/bridge/br_vlan.c
+index 5172caac645c7..6ac7ad4f3547f 100644
+--- a/net/bridge/br_vlan.c
++++ b/net/bridge/br_vlan.c
+@@ -238,8 +238,10 @@ static int __vlan_add(struct net_bridge_vlan *v, u16 flags)
+ 		}
+ 
+ 		masterv = br_vlan_get_master(br, v->vid);
+-		if (!masterv)
++		if (!masterv) {
++			err = -ENOMEM;
+ 			goto out_filt;
++		}
+ 		v->brvlan = masterv;
+ 		v->stats = masterv->stats;
+ 	}
+diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
+index b730b994b1c79..b7909160692e3 100644
+--- a/net/ipv4/tcp_output.c
++++ b/net/ipv4/tcp_output.c
+@@ -1532,7 +1532,8 @@ static void tcp_cwnd_validate(struct sock *sk, bool is_cwnd_limited)
+ 	 * window, and remember whether we were cwnd-limited then.
+ 	 */
+ 	if (!before(tp->snd_una, tp->max_packets_seq) ||
+-	    tp->packets_out > tp->max_packets_out) {
++	    tp->packets_out > tp->max_packets_out ||
++	    is_cwnd_limited) {
+ 		tp->max_packets_out = tp->packets_out;
+ 		tp->max_packets_seq = tp->snd_nxt;
+ 		tp->is_cwnd_limited = is_cwnd_limited;
+@@ -2259,6 +2260,10 @@ repair:
+ 			break;
+ 	}
+ 
++	is_cwnd_limited |= (tcp_packets_in_flight(tp) >= tp->snd_cwnd);
++	if (likely(sent_pkts || is_cwnd_limited))
++		tcp_cwnd_validate(sk, is_cwnd_limited);
++
+ 	if (likely(sent_pkts)) {
+ 		if (tcp_in_cwnd_reduction(sk))
+ 			tp->prr_out += sent_pkts;
+@@ -2266,8 +2271,6 @@ repair:
+ 		/* Send one loss probe per tail loss episode. */
+ 		if (push_one != 2)
+ 			tcp_schedule_loss_probe(sk);
+-		is_cwnd_limited |= (tcp_packets_in_flight(tp) >= tp->snd_cwnd);
+-		tcp_cwnd_validate(sk, is_cwnd_limited);
+ 		return false;
+ 	}
+ 	return !tp->packets_out && tcp_send_head(sk);
+diff --git a/net/mac80211/mesh_pathtbl.c b/net/mac80211/mesh_pathtbl.c
+index 7c409ba1ddc74..30a95a2ff196a 100644
+--- a/net/mac80211/mesh_pathtbl.c
++++ b/net/mac80211/mesh_pathtbl.c
+@@ -61,6 +61,7 @@ static struct mesh_table *mesh_table_alloc(void)
+ 	INIT_HLIST_HEAD(&newtbl->known_gates);
+ 	atomic_set(&newtbl->entries,  0);
+ 	spin_lock_init(&newtbl->gates_lock);
++	rhashtable_init(&newtbl->rhead, &mesh_rht_params);
+ 
+ 	return newtbl;
+ }
+@@ -849,9 +850,6 @@ int mesh_pathtbl_init(struct ieee80211_sub_if_data *sdata)
+ 		goto free_path;
+ 	}
+ 
+-	rhashtable_init(&tbl_path->rhead, &mesh_rht_params);
+-	rhashtable_init(&tbl_mpp->rhead, &mesh_rht_params);
+-
+ 	sdata->u.mesh.mesh_paths = tbl_path;
+ 	sdata->u.mesh.mpp_paths = tbl_mpp;
+ 
+diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
+index 1a8df242d26a1..9491fc81d50ad 100644
+--- a/net/sunrpc/xprt.c
++++ b/net/sunrpc/xprt.c
+@@ -143,31 +143,64 @@ out:
+ }
+ EXPORT_SYMBOL_GPL(xprt_unregister_transport);
+ 
++static void
++xprt_class_release(const struct xprt_class *t)
++{
++	module_put(t->owner);
++}
++
++static const struct xprt_class *
++xprt_class_find_by_netid_locked(const char *netid)
++{
++	const struct xprt_class *t;
++	unsigned int i;
++
++	list_for_each_entry(t, &xprt_list, list) {
++		for (i = 0; t->netid[i][0] != '\0'; i++) {
++			if (strcmp(t->netid[i], netid) != 0)
++				continue;
++			if (!try_module_get(t->owner))
++				continue;
++			return t;
++		}
++	}
++	return NULL;
++}
++
++static const struct xprt_class *
++xprt_class_find_by_netid(const char *netid)
++{
++	const struct xprt_class *t;
++
++	spin_lock(&xprt_list_lock);
++	t = xprt_class_find_by_netid_locked(netid);
++	if (!t) {
++		spin_unlock(&xprt_list_lock);
++		request_module("rpc%s", netid);
++		spin_lock(&xprt_list_lock);
++		t = xprt_class_find_by_netid_locked(netid);
++	}
++	spin_unlock(&xprt_list_lock);
++	return t;
++}
++
+ /**
+  * xprt_load_transport - load a transport implementation
+- * @transport_name: transport to load
++ * @netid: transport to load
+  *
+  * Returns:
+  * 0:		transport successfully loaded
+  * -ENOENT:	transport module not available
+  */
+-int xprt_load_transport(const char *transport_name)
++int xprt_load_transport(const char *netid)
+ {
+-	struct xprt_class *t;
+-	int result;
++	const struct xprt_class *t;
+ 
+-	result = 0;
+-	spin_lock(&xprt_list_lock);
+-	list_for_each_entry(t, &xprt_list, list) {
+-		if (strcmp(t->name, transport_name) == 0) {
+-			spin_unlock(&xprt_list_lock);
+-			goto out;
+-		}
+-	}
+-	spin_unlock(&xprt_list_lock);
+-	result = request_module("xprt%s", transport_name);
+-out:
+-	return result;
++	t = xprt_class_find_by_netid(netid);
++	if (!t)
++		return -ENOENT;
++	xprt_class_release(t);
++	return 0;
+ }
+ EXPORT_SYMBOL_GPL(xprt_load_transport);
+ 
+diff --git a/net/sunrpc/xprtrdma/module.c b/net/sunrpc/xprtrdma/module.c
+index 560712bd9fa2c..dd227de31a589 100644
+--- a/net/sunrpc/xprtrdma/module.c
++++ b/net/sunrpc/xprtrdma/module.c
+@@ -19,6 +19,7 @@ MODULE_DESCRIPTION("RPC/RDMA Transport");
+ MODULE_LICENSE("Dual BSD/GPL");
+ MODULE_ALIAS("svcrdma");
+ MODULE_ALIAS("xprtrdma");
++MODULE_ALIAS("rpcrdma6");
+ 
+ static void __exit rpc_rdma_cleanup(void)
+ {
+diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c
+index fa324fe739466..3ea3bb64b6d5c 100644
+--- a/net/sunrpc/xprtrdma/transport.c
++++ b/net/sunrpc/xprtrdma/transport.c
+@@ -777,6 +777,7 @@ static struct xprt_class xprt_rdma = {
+ 	.owner			= THIS_MODULE,
+ 	.ident			= XPRT_TRANSPORT_RDMA,
+ 	.setup			= xprt_setup_rdma,
++	.netid			= { "rdma", "rdma6", "" },
+ };
+ 
+ void xprt_rdma_cleanup(void)
+diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
+index f3f05148922a1..bf20ea2606389 100644
+--- a/net/sunrpc/xprtsock.c
++++ b/net/sunrpc/xprtsock.c
+@@ -3147,6 +3147,7 @@ static struct xprt_class	xs_local_transport = {
+ 	.owner		= THIS_MODULE,
+ 	.ident		= XPRT_TRANSPORT_LOCAL,
+ 	.setup		= xs_setup_local,
++	.netid		= { "" },
+ };
+ 
+ static struct xprt_class	xs_udp_transport = {
+@@ -3155,6 +3156,7 @@ static struct xprt_class	xs_udp_transport = {
+ 	.owner		= THIS_MODULE,
+ 	.ident		= XPRT_TRANSPORT_UDP,
+ 	.setup		= xs_setup_udp,
++	.netid		= { "udp", "udp6", "" },
+ };
+ 
+ static struct xprt_class	xs_tcp_transport = {
+@@ -3163,6 +3165,7 @@ static struct xprt_class	xs_tcp_transport = {
+ 	.owner		= THIS_MODULE,
+ 	.ident		= XPRT_TRANSPORT_TCP,
+ 	.setup		= xs_setup_tcp,
++	.netid		= { "tcp", "tcp6", "" },
+ };
+ 
+ static struct xprt_class	xs_bc_tcp_transport = {
+@@ -3171,6 +3174,7 @@ static struct xprt_class	xs_bc_tcp_transport = {
+ 	.owner		= THIS_MODULE,
+ 	.ident		= XPRT_TRANSPORT_BC_TCP,
+ 	.setup		= xs_setup_bc_tcp,
++	.netid		= { "" },
+ };
+ 
+ /**
+diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
+index 5bd89f536720d..ab8bca39afa3f 100644
+--- a/net/wireless/nl80211.c
++++ b/net/wireless/nl80211.c
+@@ -10428,7 +10428,7 @@ static int nl80211_set_rekey_data(struct sk_buff *skb, struct genl_info *info)
+ 	struct net_device *dev = info->user_ptr[1];
+ 	struct wireless_dev *wdev = dev->ieee80211_ptr;
+ 	struct nlattr *tb[NUM_NL80211_REKEY_DATA];
+-	struct cfg80211_gtk_rekey_data rekey_data;
++	struct cfg80211_gtk_rekey_data rekey_data = {};
+ 	int err;
+ 
+ 	if (!info->attrs[NL80211_ATTR_REKEY_DATA])
+diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
+index 9432387dc1789..c3b23244e64ff 100755
+--- a/scripts/checkpatch.pl
++++ b/scripts/checkpatch.pl
+@@ -3818,7 +3818,7 @@ sub process {
+ 			    $fix) {
+ 				fix_delete_line($fixlinenr, $rawline);
+ 				my $fixed_line = $rawline;
+-				$fixed_line =~ /(^..*$Type\s*$Ident\(.*\)\s*){(.*)$/;
++				$fixed_line =~ /(^..*$Type\s*$Ident\(.*\)\s*)\{(.*)$/;
+ 				my $line1 = $1;
+ 				my $line2 = $2;
+ 				fix_insert_line($fixlinenr, ltrim($line1));
+diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c
+index 824097571467a..c2fb5198d5d56 100644
+--- a/sound/core/oss/pcm_oss.c
++++ b/sound/core/oss/pcm_oss.c
+@@ -719,6 +719,8 @@ static int snd_pcm_oss_period_size(struct snd_pcm_substream *substream,
+ 
+ 	oss_buffer_size = snd_pcm_plug_client_size(substream,
+ 						   snd_pcm_hw_param_value_max(slave_params, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, NULL)) * oss_frame_size;
++	if (!oss_buffer_size)
++		return -EINVAL;
+ 	oss_buffer_size = rounddown_pow_of_two(oss_buffer_size);
+ 	if (atomic_read(&substream->mmap_count)) {
+ 		if (oss_buffer_size > runtime->oss.mmap_bytes)
+@@ -754,17 +756,21 @@ static int snd_pcm_oss_period_size(struct snd_pcm_substream *substream,
+ 
+ 	min_period_size = snd_pcm_plug_client_size(substream,
+ 						   snd_pcm_hw_param_value_min(slave_params, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, NULL));
+-	min_period_size *= oss_frame_size;
+-	min_period_size = roundup_pow_of_two(min_period_size);
+-	if (oss_period_size < min_period_size)
+-		oss_period_size = min_period_size;
++	if (min_period_size) {
++		min_period_size *= oss_frame_size;
++		min_period_size = roundup_pow_of_two(min_period_size);
++		if (oss_period_size < min_period_size)
++			oss_period_size = min_period_size;
++	}
+ 
+ 	max_period_size = snd_pcm_plug_client_size(substream,
+ 						   snd_pcm_hw_param_value_max(slave_params, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, NULL));
+-	max_period_size *= oss_frame_size;
+-	max_period_size = rounddown_pow_of_two(max_period_size);
+-	if (oss_period_size > max_period_size)
+-		oss_period_size = max_period_size;
++	if (max_period_size) {
++		max_period_size *= oss_frame_size;
++		max_period_size = rounddown_pow_of_two(max_period_size);
++		if (oss_period_size > max_period_size)
++			oss_period_size = max_period_size;
++	}
+ 
+ 	oss_periods = oss_buffer_size / oss_period_size;
+ 
+@@ -2001,11 +2007,15 @@ static int snd_pcm_oss_set_subdivide(struct snd_pcm_oss_file *pcm_oss_file, int
+ static int snd_pcm_oss_set_fragment1(struct snd_pcm_substream *substream, unsigned int val)
+ {
+ 	struct snd_pcm_runtime *runtime;
++	int fragshift;
+ 
+ 	runtime = substream->runtime;
+ 	if (runtime->oss.subdivision || runtime->oss.fragshift)
+ 		return -EINVAL;
+-	runtime->oss.fragshift = val & 0xffff;
++	fragshift = val & 0xffff;
++	if (fragshift >= 31)
++		return -EINVAL;
++	runtime->oss.fragshift = fragshift;
+ 	runtime->oss.maxfrags = (val >> 16) & 0xffff;
+ 	if (runtime->oss.fragshift < 4)		/* < 16 */
+ 		runtime->oss.fragshift = 4;
+diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c
+index 28eb55bc46634..00dd37f10daff 100644
+--- a/sound/soc/codecs/wm_adsp.c
++++ b/sound/soc/codecs/wm_adsp.c
+@@ -1156,7 +1156,7 @@ static int wm_adsp_create_control(struct wm_adsp *dsp,
+ 	ctl_work = kzalloc(sizeof(*ctl_work), GFP_KERNEL);
+ 	if (!ctl_work) {
+ 		ret = -ENOMEM;
+-		goto err_ctl_cache;
++		goto err_list_del;
+ 	}
+ 
+ 	ctl_work->dsp = dsp;
+@@ -1166,7 +1166,8 @@ static int wm_adsp_create_control(struct wm_adsp *dsp,
+ 
+ 	return 0;
+ 
+-err_ctl_cache:
++err_list_del:
++	list_del(&ctl->list);
+ 	kfree(ctl->cache);
+ err_ctl_name:
+ 	kfree(ctl->name);
+diff --git a/sound/soc/jz4740/jz4740-i2s.c b/sound/soc/jz4740/jz4740-i2s.c
+index 0dc1ab48fcebe..6440729facaf0 100644
+--- a/sound/soc/jz4740/jz4740-i2s.c
++++ b/sound/soc/jz4740/jz4740-i2s.c
+@@ -315,10 +315,14 @@ static int jz4740_i2s_set_sysclk(struct snd_soc_dai *dai, int clk_id,
+ 	switch (clk_id) {
+ 	case JZ4740_I2S_CLKSRC_EXT:
+ 		parent = clk_get(NULL, "ext");
++		if (IS_ERR(parent))
++			return PTR_ERR(parent);
+ 		clk_set_parent(i2s->clk_i2s, parent);
+ 		break;
+ 	case JZ4740_I2S_CLKSRC_PLL:
+ 		parent = clk_get(NULL, "pll half");
++		if (IS_ERR(parent))
++			return PTR_ERR(parent);
+ 		clk_set_parent(i2s->clk_i2s, parent);
+ 		ret = clk_set_rate(i2s->clk_i2s, freq);
+ 		break;
+diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
+index b67d105b76e46..6c31a909845cd 100644
+--- a/sound/soc/soc-pcm.c
++++ b/sound/soc/soc-pcm.c
+@@ -2186,6 +2186,7 @@ static int dpcm_fe_dai_do_trigger(struct snd_pcm_substream *substream, int cmd)
+ 		case SNDRV_PCM_TRIGGER_START:
+ 		case SNDRV_PCM_TRIGGER_RESUME:
+ 		case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
++		case SNDRV_PCM_TRIGGER_DRAIN:
+ 			ret = dpcm_dai_trigger_fe_be(substream, cmd, true);
+ 			break;
+ 		case SNDRV_PCM_TRIGGER_STOP:
+@@ -2203,6 +2204,7 @@ static int dpcm_fe_dai_do_trigger(struct snd_pcm_substream *substream, int cmd)
+ 		case SNDRV_PCM_TRIGGER_START:
+ 		case SNDRV_PCM_TRIGGER_RESUME:
+ 		case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
++		case SNDRV_PCM_TRIGGER_DRAIN:
+ 			ret = dpcm_dai_trigger_fe_be(substream, cmd, false);
+ 			break;
+ 		case SNDRV_PCM_TRIGGER_STOP:
+diff --git a/sound/usb/clock.c b/sound/usb/clock.c
+index eb3396ffba4c4..70e74895b1136 100644
+--- a/sound/usb/clock.c
++++ b/sound/usb/clock.c
+@@ -327,6 +327,12 @@ static int set_sample_rate_v1(struct snd_usb_audio *chip, int iface,
+ 	}
+ 
+ 	crate = data[0] | (data[1] << 8) | (data[2] << 16);
++	if (!crate) {
++		dev_info(&dev->dev, "failed to read current rate; disabling the check\n");
++		chip->sample_rate_read_error = 3; /* three strikes, see above */
++		return 0;
++	}
++
+ 	if (crate != rate) {
+ 		dev_warn(&dev->dev, "current rate %d is different from the runtime rate %d\n", crate, rate);
+ 		// runtime->rate = crate;
+diff --git a/sound/usb/format.c b/sound/usb/format.c
+index eeb56d6fe8aa8..06190e3fd9194 100644
+--- a/sound/usb/format.c
++++ b/sound/usb/format.c
+@@ -52,6 +52,8 @@ static u64 parse_audio_format_i_type(struct snd_usb_audio *chip,
+ 	case UAC_VERSION_1:
+ 	default: {
+ 		struct uac_format_type_i_discrete_descriptor *fmt = _fmt;
++		if (format >= 64)
++			return 0; /* invalid format */
+ 		sample_width = fmt->bBitResolution;
+ 		sample_bytes = fmt->bSubframeSize;
+ 		format = 1 << format;
+diff --git a/sound/usb/stream.c b/sound/usb/stream.c
+index 499f8def98de8..a50718fca613d 100644
+--- a/sound/usb/stream.c
++++ b/sound/usb/stream.c
+@@ -185,16 +185,16 @@ static int usb_chmap_ctl_get(struct snd_kcontrol *kcontrol,
+ 	struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
+ 	struct snd_usb_substream *subs = info->private_data;
+ 	struct snd_pcm_chmap_elem *chmap = NULL;
+-	int i;
++	int i = 0;
+ 
+-	memset(ucontrol->value.integer.value, 0,
+-	       sizeof(ucontrol->value.integer.value));
+ 	if (subs->cur_audiofmt)
+ 		chmap = subs->cur_audiofmt->chmap;
+ 	if (chmap) {
+ 		for (i = 0; i < chmap->channels; i++)
+ 			ucontrol->value.integer.value[i] = chmap->map[i];
+ 	}
++	for (; i < subs->channels_max; i++)
++		ucontrol->value.integer.value[i] = 0;
+ 	return 0;
+ }
+ 
+diff --git a/tools/perf/util/parse-regs-options.c b/tools/perf/util/parse-regs-options.c
+index 646ecf736aadb..be2ab1091c2bb 100644
+--- a/tools/perf/util/parse-regs-options.c
++++ b/tools/perf/util/parse-regs-options.c
+@@ -40,7 +40,7 @@ parse_regs(const struct option *opt, const char *str, int unset)
+ 				}
+ 				fputc('\n', stderr);
+ 				/* just printing available regs */
+-				return -1;
++				goto error;
+ 			}
+ 			for (r = sample_reg_masks; r->name; r++) {
+ 				if (!strcasecmp(s, r->name))