1 |
commit: 02b66ae02c48faebac4ae52351c19b630ee72b1c |
2 |
Author: Mike Pagano <mpagano <AT> gentoo <DOT> org> |
3 |
AuthorDate: Sat May 4 18:26:52 2019 +0000 |
4 |
Commit: Mike Pagano <mpagano <AT> gentoo <DOT> org> |
5 |
CommitDate: Sat May 4 18:26:52 2019 +0000 |
6 |
URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=02b66ae0 |
7 |
|
8 |
Linux patch 4.14.116 |
9 |
|
10 |
Signed-off-by: Mike Pagano <mpagano <AT> gentoo.org> |
11 |
|
12 |
0000_README | 4 + |
13 |
1115_linux-4.14.116.patch | 1645 +++++++++++++++++++++++++++++++++++++++++++++ |
14 |
2 files changed, 1649 insertions(+) |
15 |
|
16 |
diff --git a/0000_README b/0000_README |
17 |
index 937317e..b8d93d4 100644 |
18 |
--- a/0000_README |
19 |
+++ b/0000_README |
20 |
@@ -503,6 +503,10 @@ Patch: 1114_4.14.115.patch |
21 |
From: http://www.kernel.org |
22 |
Desc: Linux 4.14.115 |
23 |
|
24 |
+Patch: 1115_4.14.116.patch |
25 |
+From: http://www.kernel.org |
26 |
+Desc: Linux 4.14.116 |
27 |
+ |
28 |
Patch: 1500_XATTR_USER_PREFIX.patch |
29 |
From: https://bugs.gentoo.org/show_bug.cgi?id=470644 |
30 |
Desc: Support for namespace user.pax.* on tmpfs. |
31 |
|
32 |
diff --git a/1115_linux-4.14.116.patch b/1115_linux-4.14.116.patch |
33 |
new file mode 100644 |
34 |
index 0000000..90f357f |
35 |
--- /dev/null |
36 |
+++ b/1115_linux-4.14.116.patch |
37 |
@@ -0,0 +1,1645 @@ |
38 |
+diff --git a/Makefile b/Makefile |
39 |
+index b27ffc1814e8..7dcaffff08a3 100644 |
40 |
+--- a/Makefile |
41 |
++++ b/Makefile |
42 |
+@@ -1,7 +1,7 @@ |
43 |
+ # SPDX-License-Identifier: GPL-2.0 |
44 |
+ VERSION = 4 |
45 |
+ PATCHLEVEL = 14 |
46 |
+-SUBLEVEL = 115 |
47 |
++SUBLEVEL = 116 |
48 |
+ EXTRAVERSION = |
49 |
+ NAME = Petit Gorille |
50 |
+ |
51 |
+diff --git a/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts b/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts |
52 |
+index 4bc70efe43d6..3178a5664942 100644 |
53 |
+--- a/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts |
54 |
++++ b/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts |
55 |
+@@ -93,7 +93,7 @@ |
56 |
+ }; |
57 |
+ |
58 |
+ &hdmi { |
59 |
+- hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>; |
60 |
++ hpd-gpios = <&gpio 46 GPIO_ACTIVE_HIGH>; |
61 |
+ }; |
62 |
+ |
63 |
+ &uart0 { |
64 |
+diff --git a/arch/arm/boot/dts/imx6qdl-icore-rqs.dtsi b/arch/arm/boot/dts/imx6qdl-icore-rqs.dtsi |
65 |
+index 7ca291e9dbdb..80f1b3fb6abc 100644 |
66 |
+--- a/arch/arm/boot/dts/imx6qdl-icore-rqs.dtsi |
67 |
++++ b/arch/arm/boot/dts/imx6qdl-icore-rqs.dtsi |
68 |
+@@ -222,7 +222,7 @@ |
69 |
+ pinctrl-2 = <&pinctrl_usdhc3_200mhz>; |
70 |
+ vmcc-supply = <®_sd3_vmmc>; |
71 |
+ cd-gpios = <&gpio1 1 GPIO_ACTIVE_LOW>; |
72 |
+- bus-witdh = <4>; |
73 |
++ bus-width = <4>; |
74 |
+ no-1-8-v; |
75 |
+ status = "okay"; |
76 |
+ }; |
77 |
+@@ -233,7 +233,7 @@ |
78 |
+ pinctrl-1 = <&pinctrl_usdhc4_100mhz>; |
79 |
+ pinctrl-2 = <&pinctrl_usdhc4_200mhz>; |
80 |
+ vmcc-supply = <®_sd4_vmmc>; |
81 |
+- bus-witdh = <8>; |
82 |
++ bus-width = <8>; |
83 |
+ no-1-8-v; |
84 |
+ non-removable; |
85 |
+ status = "okay"; |
86 |
+diff --git a/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi b/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi |
87 |
+index d81b0078a100..25b0704c6054 100644 |
88 |
+--- a/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi |
89 |
++++ b/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi |
90 |
+@@ -89,6 +89,7 @@ |
91 |
+ pinctrl-names = "default"; |
92 |
+ pinctrl-0 = <&pinctrl_enet>; |
93 |
+ phy-mode = "rgmii"; |
94 |
++ phy-reset-duration = <10>; /* in msecs */ |
95 |
+ phy-reset-gpios = <&gpio3 23 GPIO_ACTIVE_LOW>; |
96 |
+ phy-supply = <&vdd_eth_io_reg>; |
97 |
+ status = "disabled"; |
98 |
+diff --git a/arch/s390/include/asm/elf.h b/arch/s390/include/asm/elf.h |
99 |
+index 1a61b1b997f2..3055c030f765 100644 |
100 |
+--- a/arch/s390/include/asm/elf.h |
101 |
++++ b/arch/s390/include/asm/elf.h |
102 |
+@@ -252,11 +252,14 @@ do { \ |
103 |
+ |
104 |
+ /* |
105 |
+ * Cache aliasing on the latest machines calls for a mapping granularity |
106 |
+- * of 512KB. For 64-bit processes use a 512KB alignment and a randomization |
107 |
+- * of up to 1GB. For 31-bit processes the virtual address space is limited, |
108 |
+- * use no alignment and limit the randomization to 8MB. |
109 |
++ * of 512KB for the anonymous mapping base. For 64-bit processes use a |
110 |
++ * 512KB alignment and a randomization of up to 1GB. For 31-bit processes |
111 |
++ * the virtual address space is limited, use no alignment and limit the |
112 |
++ * randomization to 8MB. |
113 |
++ * For the additional randomization of the program break use 32MB for |
114 |
++ * 64-bit and 8MB for 31-bit. |
115 |
+ */ |
116 |
+-#define BRK_RND_MASK (is_compat_task() ? 0x7ffUL : 0x3ffffUL) |
117 |
++#define BRK_RND_MASK (is_compat_task() ? 0x7ffUL : 0x1fffUL) |
118 |
+ #define MMAP_RND_MASK (is_compat_task() ? 0x7ffUL : 0x3ff80UL) |
119 |
+ #define MMAP_ALIGN_MASK (is_compat_task() ? 0 : 0x7fUL) |
120 |
+ #define STACK_RND_MASK MMAP_RND_MASK |
121 |
+diff --git a/drivers/ata/libata-zpodd.c b/drivers/ata/libata-zpodd.c |
122 |
+index b3ed8f9953a8..173e6f2dd9af 100644 |
123 |
+--- a/drivers/ata/libata-zpodd.c |
124 |
++++ b/drivers/ata/libata-zpodd.c |
125 |
+@@ -52,38 +52,52 @@ static int eject_tray(struct ata_device *dev) |
126 |
+ /* Per the spec, only slot type and drawer type ODD can be supported */ |
127 |
+ static enum odd_mech_type zpodd_get_mech_type(struct ata_device *dev) |
128 |
+ { |
129 |
+- char buf[16]; |
130 |
++ char *buf; |
131 |
+ unsigned int ret; |
132 |
+- struct rm_feature_desc *desc = (void *)(buf + 8); |
133 |
++ struct rm_feature_desc *desc; |
134 |
+ struct ata_taskfile tf; |
135 |
+ static const char cdb[] = { GPCMD_GET_CONFIGURATION, |
136 |
+ 2, /* only 1 feature descriptor requested */ |
137 |
+ 0, 3, /* 3, removable medium feature */ |
138 |
+ 0, 0, 0,/* reserved */ |
139 |
+- 0, sizeof(buf), |
140 |
++ 0, 16, |
141 |
+ 0, 0, 0, |
142 |
+ }; |
143 |
+ |
144 |
++ buf = kzalloc(16, GFP_KERNEL); |
145 |
++ if (!buf) |
146 |
++ return ODD_MECH_TYPE_UNSUPPORTED; |
147 |
++ desc = (void *)(buf + 8); |
148 |
++ |
149 |
+ ata_tf_init(dev, &tf); |
150 |
+ tf.flags = ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE; |
151 |
+ tf.command = ATA_CMD_PACKET; |
152 |
+ tf.protocol = ATAPI_PROT_PIO; |
153 |
+- tf.lbam = sizeof(buf); |
154 |
++ tf.lbam = 16; |
155 |
+ |
156 |
+ ret = ata_exec_internal(dev, &tf, cdb, DMA_FROM_DEVICE, |
157 |
+- buf, sizeof(buf), 0); |
158 |
+- if (ret) |
159 |
++ buf, 16, 0); |
160 |
++ if (ret) { |
161 |
++ kfree(buf); |
162 |
+ return ODD_MECH_TYPE_UNSUPPORTED; |
163 |
++ } |
164 |
+ |
165 |
+- if (be16_to_cpu(desc->feature_code) != 3) |
166 |
++ if (be16_to_cpu(desc->feature_code) != 3) { |
167 |
++ kfree(buf); |
168 |
+ return ODD_MECH_TYPE_UNSUPPORTED; |
169 |
++ } |
170 |
+ |
171 |
+- if (desc->mech_type == 0 && desc->load == 0 && desc->eject == 1) |
172 |
++ if (desc->mech_type == 0 && desc->load == 0 && desc->eject == 1) { |
173 |
++ kfree(buf); |
174 |
+ return ODD_MECH_TYPE_SLOT; |
175 |
+- else if (desc->mech_type == 1 && desc->load == 0 && desc->eject == 1) |
176 |
++ } else if (desc->mech_type == 1 && desc->load == 0 && |
177 |
++ desc->eject == 1) { |
178 |
++ kfree(buf); |
179 |
+ return ODD_MECH_TYPE_DRAWER; |
180 |
+- else |
181 |
++ } else { |
182 |
++ kfree(buf); |
183 |
+ return ODD_MECH_TYPE_UNSUPPORTED; |
184 |
++ } |
185 |
+ } |
186 |
+ |
187 |
+ /* Test if ODD is zero power ready by sense code */ |
188 |
+diff --git a/drivers/gpio/gpio-aspeed.c b/drivers/gpio/gpio-aspeed.c |
189 |
+index f03fe916eb9d..f6d1bda8a802 100644 |
190 |
+--- a/drivers/gpio/gpio-aspeed.c |
191 |
++++ b/drivers/gpio/gpio-aspeed.c |
192 |
+@@ -861,6 +861,8 @@ static int __init aspeed_gpio_probe(struct platform_device *pdev) |
193 |
+ |
194 |
+ gpio->offset_timer = |
195 |
+ devm_kzalloc(&pdev->dev, gpio->chip.ngpio, GFP_KERNEL); |
196 |
++ if (!gpio->offset_timer) |
197 |
++ return -ENOMEM; |
198 |
+ |
199 |
+ return aspeed_gpio_setup_irqs(gpio, pdev); |
200 |
+ } |
201 |
+diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c |
202 |
+index ee8c046cab62..d6ed4e891b34 100644 |
203 |
+--- a/drivers/gpio/gpiolib-of.c |
204 |
++++ b/drivers/gpio/gpiolib-of.c |
205 |
+@@ -499,7 +499,13 @@ int of_gpiochip_add(struct gpio_chip *chip) |
206 |
+ |
207 |
+ of_node_get(chip->of_node); |
208 |
+ |
209 |
+- return of_gpiochip_scan_gpios(chip); |
210 |
++ status = of_gpiochip_scan_gpios(chip); |
211 |
++ if (status) { |
212 |
++ of_node_put(chip->of_node); |
213 |
++ gpiochip_remove_pin_ranges(chip); |
214 |
++ } |
215 |
++ |
216 |
++ return status; |
217 |
+ } |
218 |
+ |
219 |
+ void of_gpiochip_remove(struct gpio_chip *chip) |
220 |
+diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c |
221 |
+index 5deb44ac6791..0608243c3387 100644 |
222 |
+--- a/drivers/gpu/drm/meson/meson_drv.c |
223 |
++++ b/drivers/gpu/drm/meson/meson_drv.c |
224 |
+@@ -277,10 +277,12 @@ static int meson_drv_bind_master(struct device *dev, bool has_components) |
225 |
+ |
226 |
+ ret = drm_dev_register(drm, 0); |
227 |
+ if (ret) |
228 |
+- goto free_drm; |
229 |
++ goto uninstall_irq; |
230 |
+ |
231 |
+ return 0; |
232 |
+ |
233 |
++uninstall_irq: |
234 |
++ drm_irq_uninstall(drm); |
235 |
+ free_drm: |
236 |
+ drm_dev_unref(drm); |
237 |
+ |
238 |
+@@ -294,10 +296,11 @@ static int meson_drv_bind(struct device *dev) |
239 |
+ |
240 |
+ static void meson_drv_unbind(struct device *dev) |
241 |
+ { |
242 |
+- struct drm_device *drm = dev_get_drvdata(dev); |
243 |
+- struct meson_drm *priv = drm->dev_private; |
244 |
++ struct meson_drm *priv = dev_get_drvdata(dev); |
245 |
++ struct drm_device *drm = priv->drm; |
246 |
+ |
247 |
+ drm_dev_unregister(drm); |
248 |
++ drm_irq_uninstall(drm); |
249 |
+ drm_kms_helper_poll_fini(drm); |
250 |
+ drm_fbdev_cma_fini(priv->fbdev); |
251 |
+ drm_mode_config_cleanup(drm); |
252 |
+diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c |
253 |
+index bd339bfe0d15..684f7cdd814b 100644 |
254 |
+--- a/drivers/iommu/amd_iommu.c |
255 |
++++ b/drivers/iommu/amd_iommu.c |
256 |
+@@ -3127,21 +3127,24 @@ static void amd_iommu_get_resv_regions(struct device *dev, |
257 |
+ return; |
258 |
+ |
259 |
+ list_for_each_entry(entry, &amd_iommu_unity_map, list) { |
260 |
++ int type, prot = 0; |
261 |
+ size_t length; |
262 |
+- int prot = 0; |
263 |
+ |
264 |
+ if (devid < entry->devid_start || devid > entry->devid_end) |
265 |
+ continue; |
266 |
+ |
267 |
++ type = IOMMU_RESV_DIRECT; |
268 |
+ length = entry->address_end - entry->address_start; |
269 |
+ if (entry->prot & IOMMU_PROT_IR) |
270 |
+ prot |= IOMMU_READ; |
271 |
+ if (entry->prot & IOMMU_PROT_IW) |
272 |
+ prot |= IOMMU_WRITE; |
273 |
++ if (entry->prot & IOMMU_UNITY_MAP_FLAG_EXCL_RANGE) |
274 |
++ /* Exclusion range */ |
275 |
++ type = IOMMU_RESV_RESERVED; |
276 |
+ |
277 |
+ region = iommu_alloc_resv_region(entry->address_start, |
278 |
+- length, prot, |
279 |
+- IOMMU_RESV_DIRECT); |
280 |
++ length, prot, type); |
281 |
+ if (!region) { |
282 |
+ pr_err("Out of memory allocating dm-regions for %s\n", |
283 |
+ dev_name(dev)); |
284 |
+diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c |
285 |
+index b97984a5ddad..91d7718625a6 100644 |
286 |
+--- a/drivers/iommu/amd_iommu_init.c |
287 |
++++ b/drivers/iommu/amd_iommu_init.c |
288 |
+@@ -1980,6 +1980,9 @@ static int __init init_unity_map_range(struct ivmd_header *m) |
289 |
+ if (e == NULL) |
290 |
+ return -ENOMEM; |
291 |
+ |
292 |
++ if (m->flags & IVMD_FLAG_EXCL_RANGE) |
293 |
++ init_exclusion_range(m); |
294 |
++ |
295 |
+ switch (m->type) { |
296 |
+ default: |
297 |
+ kfree(e); |
298 |
+@@ -2026,9 +2029,7 @@ static int __init init_memory_definitions(struct acpi_table_header *table) |
299 |
+ |
300 |
+ while (p < end) { |
301 |
+ m = (struct ivmd_header *)p; |
302 |
+- if (m->flags & IVMD_FLAG_EXCL_RANGE) |
303 |
+- init_exclusion_range(m); |
304 |
+- else if (m->flags & IVMD_FLAG_UNITY_MAP) |
305 |
++ if (m->flags & (IVMD_FLAG_UNITY_MAP | IVMD_FLAG_EXCL_RANGE)) |
306 |
+ init_unity_map_range(m); |
307 |
+ |
308 |
+ p += m->length; |
309 |
+diff --git a/drivers/iommu/amd_iommu_types.h b/drivers/iommu/amd_iommu_types.h |
310 |
+index f6b24c7d8b70..3054c0971759 100644 |
311 |
+--- a/drivers/iommu/amd_iommu_types.h |
312 |
++++ b/drivers/iommu/amd_iommu_types.h |
313 |
+@@ -369,6 +369,8 @@ |
314 |
+ #define IOMMU_PROT_IR 0x01 |
315 |
+ #define IOMMU_PROT_IW 0x02 |
316 |
+ |
317 |
++#define IOMMU_UNITY_MAP_FLAG_EXCL_RANGE (1 << 2) |
318 |
++ |
319 |
+ /* IOMMU capabilities */ |
320 |
+ #define IOMMU_CAP_IOTLB 24 |
321 |
+ #define IOMMU_CAP_NPCACHE 26 |
322 |
+diff --git a/drivers/leds/leds-pca9532.c b/drivers/leds/leds-pca9532.c |
323 |
+index 7fea18b0c15d..7cb4d685a1f1 100644 |
324 |
+--- a/drivers/leds/leds-pca9532.c |
325 |
++++ b/drivers/leds/leds-pca9532.c |
326 |
+@@ -513,6 +513,7 @@ static int pca9532_probe(struct i2c_client *client, |
327 |
+ const struct i2c_device_id *id) |
328 |
+ { |
329 |
+ int devid; |
330 |
++ const struct of_device_id *of_id; |
331 |
+ struct pca9532_data *data = i2c_get_clientdata(client); |
332 |
+ struct pca9532_platform_data *pca9532_pdata = |
333 |
+ dev_get_platdata(&client->dev); |
334 |
+@@ -528,8 +529,11 @@ static int pca9532_probe(struct i2c_client *client, |
335 |
+ dev_err(&client->dev, "no platform data\n"); |
336 |
+ return -EINVAL; |
337 |
+ } |
338 |
+- devid = (int)(uintptr_t)of_match_device( |
339 |
+- of_pca9532_leds_match, &client->dev)->data; |
340 |
++ of_id = of_match_device(of_pca9532_leds_match, |
341 |
++ &client->dev); |
342 |
++ if (unlikely(!of_id)) |
343 |
++ return -EINVAL; |
344 |
++ devid = (int)(uintptr_t) of_id->data; |
345 |
+ } else { |
346 |
+ devid = id->driver_data; |
347 |
+ } |
348 |
+diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c |
349 |
+index 9046993947cc..2287749de087 100644 |
350 |
+--- a/drivers/net/ethernet/cadence/macb_main.c |
351 |
++++ b/drivers/net/ethernet/cadence/macb_main.c |
352 |
+@@ -2817,14 +2817,20 @@ static int macb_clk_init(struct platform_device *pdev, struct clk **pclk, |
353 |
+ *hclk = devm_clk_get(&pdev->dev, "hclk"); |
354 |
+ } |
355 |
+ |
356 |
+- if (IS_ERR(*pclk)) { |
357 |
++ if (IS_ERR_OR_NULL(*pclk)) { |
358 |
+ err = PTR_ERR(*pclk); |
359 |
++ if (!err) |
360 |
++ err = -ENODEV; |
361 |
++ |
362 |
+ dev_err(&pdev->dev, "failed to get macb_clk (%u)\n", err); |
363 |
+ return err; |
364 |
+ } |
365 |
+ |
366 |
+- if (IS_ERR(*hclk)) { |
367 |
++ if (IS_ERR_OR_NULL(*hclk)) { |
368 |
+ err = PTR_ERR(*hclk); |
369 |
++ if (!err) |
370 |
++ err = -ENODEV; |
371 |
++ |
372 |
+ dev_err(&pdev->dev, "failed to get hclk (%u)\n", err); |
373 |
+ return err; |
374 |
+ } |
375 |
+diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c |
376 |
+index 4878b7169e0f..30cbdf0fed59 100644 |
377 |
+--- a/drivers/net/ethernet/ibm/ehea/ehea_main.c |
378 |
++++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c |
379 |
+@@ -3176,6 +3176,7 @@ static ssize_t ehea_probe_port(struct device *dev, |
380 |
+ |
381 |
+ if (ehea_add_adapter_mr(adapter)) { |
382 |
+ pr_err("creating MR failed\n"); |
383 |
++ of_node_put(eth_dn); |
384 |
+ return -EIO; |
385 |
+ } |
386 |
+ |
387 |
+diff --git a/drivers/net/ethernet/micrel/ks8851.c b/drivers/net/ethernet/micrel/ks8851.c |
388 |
+index 2fe96f1f3fe5..7ddaa7d88f1d 100644 |
389 |
+--- a/drivers/net/ethernet/micrel/ks8851.c |
390 |
++++ b/drivers/net/ethernet/micrel/ks8851.c |
391 |
+@@ -526,9 +526,8 @@ static void ks8851_rx_pkts(struct ks8851_net *ks) |
392 |
+ /* set dma read address */ |
393 |
+ ks8851_wrreg16(ks, KS_RXFDPR, RXFDPR_RXFPAI | 0x00); |
394 |
+ |
395 |
+- /* start the packet dma process, and set auto-dequeue rx */ |
396 |
+- ks8851_wrreg16(ks, KS_RXQCR, |
397 |
+- ks->rc_rxqcr | RXQCR_SDA | RXQCR_ADRFE); |
398 |
++ /* start DMA access */ |
399 |
++ ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr | RXQCR_SDA); |
400 |
+ |
401 |
+ if (rxlen > 4) { |
402 |
+ unsigned int rxalign; |
403 |
+@@ -559,7 +558,8 @@ static void ks8851_rx_pkts(struct ks8851_net *ks) |
404 |
+ } |
405 |
+ } |
406 |
+ |
407 |
+- ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr); |
408 |
++ /* end DMA access and dequeue packet */ |
409 |
++ ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr | RXQCR_RRXEF); |
410 |
+ } |
411 |
+ } |
412 |
+ |
413 |
+@@ -776,6 +776,15 @@ static void ks8851_tx_work(struct work_struct *work) |
414 |
+ static int ks8851_net_open(struct net_device *dev) |
415 |
+ { |
416 |
+ struct ks8851_net *ks = netdev_priv(dev); |
417 |
++ int ret; |
418 |
++ |
419 |
++ ret = request_threaded_irq(dev->irq, NULL, ks8851_irq, |
420 |
++ IRQF_TRIGGER_LOW | IRQF_ONESHOT, |
421 |
++ dev->name, ks); |
422 |
++ if (ret < 0) { |
423 |
++ netdev_err(dev, "failed to get irq\n"); |
424 |
++ return ret; |
425 |
++ } |
426 |
+ |
427 |
+ /* lock the card, even if we may not actually be doing anything |
428 |
+ * else at the moment */ |
429 |
+@@ -840,6 +849,7 @@ static int ks8851_net_open(struct net_device *dev) |
430 |
+ netif_dbg(ks, ifup, ks->netdev, "network device up\n"); |
431 |
+ |
432 |
+ mutex_unlock(&ks->lock); |
433 |
++ mii_check_link(&ks->mii); |
434 |
+ return 0; |
435 |
+ } |
436 |
+ |
437 |
+@@ -890,6 +900,8 @@ static int ks8851_net_stop(struct net_device *dev) |
438 |
+ dev_kfree_skb(txb); |
439 |
+ } |
440 |
+ |
441 |
++ free_irq(dev->irq, ks); |
442 |
++ |
443 |
+ return 0; |
444 |
+ } |
445 |
+ |
446 |
+@@ -1499,6 +1511,7 @@ static int ks8851_probe(struct spi_device *spi) |
447 |
+ |
448 |
+ spi_set_drvdata(spi, ks); |
449 |
+ |
450 |
++ netif_carrier_off(ks->netdev); |
451 |
+ ndev->if_port = IF_PORT_100BASET; |
452 |
+ ndev->netdev_ops = &ks8851_netdev_ops; |
453 |
+ ndev->irq = spi->irq; |
454 |
+@@ -1520,14 +1533,6 @@ static int ks8851_probe(struct spi_device *spi) |
455 |
+ ks8851_read_selftest(ks); |
456 |
+ ks8851_init_mac(ks); |
457 |
+ |
458 |
+- ret = request_threaded_irq(spi->irq, NULL, ks8851_irq, |
459 |
+- IRQF_TRIGGER_LOW | IRQF_ONESHOT, |
460 |
+- ndev->name, ks); |
461 |
+- if (ret < 0) { |
462 |
+- dev_err(&spi->dev, "failed to get irq\n"); |
463 |
+- goto err_irq; |
464 |
+- } |
465 |
+- |
466 |
+ ret = register_netdev(ndev); |
467 |
+ if (ret) { |
468 |
+ dev_err(&spi->dev, "failed to register network device\n"); |
469 |
+@@ -1540,14 +1545,10 @@ static int ks8851_probe(struct spi_device *spi) |
470 |
+ |
471 |
+ return 0; |
472 |
+ |
473 |
+- |
474 |
+ err_netdev: |
475 |
+- free_irq(ndev->irq, ks); |
476 |
+- |
477 |
+-err_irq: |
478 |
++err_id: |
479 |
+ if (gpio_is_valid(gpio)) |
480 |
+ gpio_set_value(gpio, 0); |
481 |
+-err_id: |
482 |
+ regulator_disable(ks->vdd_reg); |
483 |
+ err_reg: |
484 |
+ regulator_disable(ks->vdd_io); |
485 |
+@@ -1565,7 +1566,6 @@ static int ks8851_remove(struct spi_device *spi) |
486 |
+ dev_info(&spi->dev, "remove\n"); |
487 |
+ |
488 |
+ unregister_netdev(priv->netdev); |
489 |
+- free_irq(spi->irq, priv); |
490 |
+ if (gpio_is_valid(priv->gpio)) |
491 |
+ gpio_set_value(priv->gpio, 0); |
492 |
+ regulator_disable(priv->vdd_reg); |
493 |
+diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c |
494 |
+index 7f7deeaf1cf0..da042bc520d4 100644 |
495 |
+--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c |
496 |
++++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c |
497 |
+@@ -1047,6 +1047,8 @@ int qlcnic_do_lb_test(struct qlcnic_adapter *adapter, u8 mode) |
498 |
+ |
499 |
+ for (i = 0; i < QLCNIC_NUM_ILB_PKT; i++) { |
500 |
+ skb = netdev_alloc_skb(adapter->netdev, QLCNIC_ILB_PKT_SIZE); |
501 |
++ if (!skb) |
502 |
++ break; |
503 |
+ qlcnic_create_loopback_buff(skb->data, adapter->mac_addr); |
504 |
+ skb_put(skb, QLCNIC_ILB_PKT_SIZE); |
505 |
+ adapter->ahw->diag_cnt = 0; |
506 |
+diff --git a/drivers/net/ethernet/ti/netcp_ethss.c b/drivers/net/ethernet/ti/netcp_ethss.c |
507 |
+index 28cb38af1a34..ff7a71ca0b13 100644 |
508 |
+--- a/drivers/net/ethernet/ti/netcp_ethss.c |
509 |
++++ b/drivers/net/ethernet/ti/netcp_ethss.c |
510 |
+@@ -3538,12 +3538,16 @@ static int gbe_probe(struct netcp_device *netcp_device, struct device *dev, |
511 |
+ |
512 |
+ ret = netcp_txpipe_init(&gbe_dev->tx_pipe, netcp_device, |
513 |
+ gbe_dev->dma_chan_name, gbe_dev->tx_queue_id); |
514 |
+- if (ret) |
515 |
++ if (ret) { |
516 |
++ of_node_put(interfaces); |
517 |
+ return ret; |
518 |
++ } |
519 |
+ |
520 |
+ ret = netcp_txpipe_open(&gbe_dev->tx_pipe); |
521 |
+- if (ret) |
522 |
++ if (ret) { |
523 |
++ of_node_put(interfaces); |
524 |
+ return ret; |
525 |
++ } |
526 |
+ |
527 |
+ /* Create network interfaces */ |
528 |
+ INIT_LIST_HEAD(&gbe_dev->gbe_intf_head); |
529 |
+diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c |
530 |
+index e74e1e897864..d46dc8cd1670 100644 |
531 |
+--- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c |
532 |
++++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c |
533 |
+@@ -1575,12 +1575,14 @@ static int axienet_probe(struct platform_device *pdev) |
534 |
+ ret = of_address_to_resource(np, 0, &dmares); |
535 |
+ if (ret) { |
536 |
+ dev_err(&pdev->dev, "unable to get DMA resource\n"); |
537 |
++ of_node_put(np); |
538 |
+ goto free_netdev; |
539 |
+ } |
540 |
+ lp->dma_regs = devm_ioremap_resource(&pdev->dev, &dmares); |
541 |
+ if (IS_ERR(lp->dma_regs)) { |
542 |
+ dev_err(&pdev->dev, "could not map DMA regs\n"); |
543 |
+ ret = PTR_ERR(lp->dma_regs); |
544 |
++ of_node_put(np); |
545 |
+ goto free_netdev; |
546 |
+ } |
547 |
+ lp->rx_irq = irq_of_parse_and_map(np, 1); |
548 |
+diff --git a/drivers/net/usb/ipheth.c b/drivers/net/usb/ipheth.c |
549 |
+index aabbcfb6e6da..3d8a70d3ea9b 100644 |
550 |
+--- a/drivers/net/usb/ipheth.c |
551 |
++++ b/drivers/net/usb/ipheth.c |
552 |
+@@ -148,6 +148,7 @@ struct ipheth_device { |
553 |
+ u8 bulk_in; |
554 |
+ u8 bulk_out; |
555 |
+ struct delayed_work carrier_work; |
556 |
++ bool confirmed_pairing; |
557 |
+ }; |
558 |
+ |
559 |
+ static int ipheth_rx_submit(struct ipheth_device *dev, gfp_t mem_flags); |
560 |
+@@ -259,7 +260,7 @@ static void ipheth_rcvbulk_callback(struct urb *urb) |
561 |
+ |
562 |
+ dev->net->stats.rx_packets++; |
563 |
+ dev->net->stats.rx_bytes += len; |
564 |
+- |
565 |
++ dev->confirmed_pairing = true; |
566 |
+ netif_rx(skb); |
567 |
+ ipheth_rx_submit(dev, GFP_ATOMIC); |
568 |
+ } |
569 |
+@@ -280,14 +281,24 @@ static void ipheth_sndbulk_callback(struct urb *urb) |
570 |
+ dev_err(&dev->intf->dev, "%s: urb status: %d\n", |
571 |
+ __func__, status); |
572 |
+ |
573 |
+- netif_wake_queue(dev->net); |
574 |
++ if (status == 0) |
575 |
++ netif_wake_queue(dev->net); |
576 |
++ else |
577 |
++ // on URB error, trigger immediate poll |
578 |
++ schedule_delayed_work(&dev->carrier_work, 0); |
579 |
+ } |
580 |
+ |
581 |
+ static int ipheth_carrier_set(struct ipheth_device *dev) |
582 |
+ { |
583 |
+- struct usb_device *udev = dev->udev; |
584 |
++ struct usb_device *udev; |
585 |
+ int retval; |
586 |
+ |
587 |
++ if (!dev) |
588 |
++ return 0; |
589 |
++ if (!dev->confirmed_pairing) |
590 |
++ return 0; |
591 |
++ |
592 |
++ udev = dev->udev; |
593 |
+ retval = usb_control_msg(udev, |
594 |
+ usb_rcvctrlpipe(udev, IPHETH_CTRL_ENDP), |
595 |
+ IPHETH_CMD_CARRIER_CHECK, /* request */ |
596 |
+@@ -302,11 +313,14 @@ static int ipheth_carrier_set(struct ipheth_device *dev) |
597 |
+ return retval; |
598 |
+ } |
599 |
+ |
600 |
+- if (dev->ctrl_buf[0] == IPHETH_CARRIER_ON) |
601 |
++ if (dev->ctrl_buf[0] == IPHETH_CARRIER_ON) { |
602 |
+ netif_carrier_on(dev->net); |
603 |
+- else |
604 |
++ if (dev->tx_urb->status != -EINPROGRESS) |
605 |
++ netif_wake_queue(dev->net); |
606 |
++ } else { |
607 |
+ netif_carrier_off(dev->net); |
608 |
+- |
609 |
++ netif_stop_queue(dev->net); |
610 |
++ } |
611 |
+ return 0; |
612 |
+ } |
613 |
+ |
614 |
+@@ -386,7 +400,6 @@ static int ipheth_open(struct net_device *net) |
615 |
+ return retval; |
616 |
+ |
617 |
+ schedule_delayed_work(&dev->carrier_work, IPHETH_CARRIER_CHECK_TIMEOUT); |
618 |
+- netif_start_queue(net); |
619 |
+ return retval; |
620 |
+ } |
621 |
+ |
622 |
+@@ -489,7 +502,7 @@ static int ipheth_probe(struct usb_interface *intf, |
623 |
+ dev->udev = udev; |
624 |
+ dev->net = netdev; |
625 |
+ dev->intf = intf; |
626 |
+- |
627 |
++ dev->confirmed_pairing = false; |
628 |
+ /* Set up endpoints */ |
629 |
+ hintf = usb_altnum_to_altsetting(intf, IPHETH_ALT_INTFNUM); |
630 |
+ if (hintf == NULL) { |
631 |
+@@ -540,7 +553,9 @@ static int ipheth_probe(struct usb_interface *intf, |
632 |
+ retval = -EIO; |
633 |
+ goto err_register_netdev; |
634 |
+ } |
635 |
+- |
636 |
++ // carrier down and transmit queues stopped until packet from device |
637 |
++ netif_carrier_off(netdev); |
638 |
++ netif_tx_stop_all_queues(netdev); |
639 |
+ dev_info(&intf->dev, "Apple iPhone USB Ethernet device attached\n"); |
640 |
+ return 0; |
641 |
+ |
642 |
+diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c |
643 |
+index a19f2dc69e8a..d9830c86d0c1 100644 |
644 |
+--- a/drivers/s390/net/qeth_l3_main.c |
645 |
++++ b/drivers/s390/net/qeth_l3_main.c |
646 |
+@@ -3022,12 +3022,14 @@ static int qeth_l3_probe_device(struct ccwgroup_device *gdev) |
647 |
+ struct qeth_card *card = dev_get_drvdata(&gdev->dev); |
648 |
+ int rc; |
649 |
+ |
650 |
++ hash_init(card->ip_htable); |
651 |
++ |
652 |
+ if (gdev->dev.type == &qeth_generic_devtype) { |
653 |
+ rc = qeth_l3_create_device_attributes(&gdev->dev); |
654 |
+ if (rc) |
655 |
+ return rc; |
656 |
+ } |
657 |
+- hash_init(card->ip_htable); |
658 |
++ |
659 |
+ hash_init(card->ip_mc_htable); |
660 |
+ card->options.layer2 = 0; |
661 |
+ card->info.hwtrap = 0; |
662 |
+diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c |
663 |
+index ca218c82321f..0c5fd722a72d 100644 |
664 |
+--- a/drivers/s390/scsi/zfcp_fc.c |
665 |
++++ b/drivers/s390/scsi/zfcp_fc.c |
666 |
+@@ -240,10 +240,6 @@ static void _zfcp_fc_incoming_rscn(struct zfcp_fsf_req *fsf_req, u32 range, |
667 |
+ list_for_each_entry(port, &adapter->port_list, list) { |
668 |
+ if ((port->d_id & range) == (ntoh24(page->rscn_fid) & range)) |
669 |
+ zfcp_fc_test_link(port); |
670 |
+- if (!port->d_id) |
671 |
+- zfcp_erp_port_reopen(port, |
672 |
+- ZFCP_STATUS_COMMON_ERP_FAILED, |
673 |
+- "fcrscn1"); |
674 |
+ } |
675 |
+ read_unlock_irqrestore(&adapter->port_list_lock, flags); |
676 |
+ } |
677 |
+@@ -251,6 +247,7 @@ static void _zfcp_fc_incoming_rscn(struct zfcp_fsf_req *fsf_req, u32 range, |
678 |
+ static void zfcp_fc_incoming_rscn(struct zfcp_fsf_req *fsf_req) |
679 |
+ { |
680 |
+ struct fsf_status_read_buffer *status_buffer = (void *)fsf_req->data; |
681 |
++ struct zfcp_adapter *adapter = fsf_req->adapter; |
682 |
+ struct fc_els_rscn *head; |
683 |
+ struct fc_els_rscn_page *page; |
684 |
+ u16 i; |
685 |
+@@ -264,6 +261,22 @@ static void zfcp_fc_incoming_rscn(struct zfcp_fsf_req *fsf_req) |
686 |
+ no_entries = be16_to_cpu(head->rscn_plen) / |
687 |
+ sizeof(struct fc_els_rscn_page); |
688 |
+ |
689 |
++ if (no_entries > 1) { |
690 |
++ /* handle failed ports */ |
691 |
++ unsigned long flags; |
692 |
++ struct zfcp_port *port; |
693 |
++ |
694 |
++ read_lock_irqsave(&adapter->port_list_lock, flags); |
695 |
++ list_for_each_entry(port, &adapter->port_list, list) { |
696 |
++ if (port->d_id) |
697 |
++ continue; |
698 |
++ zfcp_erp_port_reopen(port, |
699 |
++ ZFCP_STATUS_COMMON_ERP_FAILED, |
700 |
++ "fcrscn1"); |
701 |
++ } |
702 |
++ read_unlock_irqrestore(&adapter->port_list_lock, flags); |
703 |
++ } |
704 |
++ |
705 |
+ for (i = 1; i < no_entries; i++) { |
706 |
+ /* skip head and start with 1st element */ |
707 |
+ page++; |
708 |
+diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c |
709 |
+index 22dc70a2138e..630b7404843d 100644 |
710 |
+--- a/drivers/scsi/qla4xxx/ql4_os.c |
711 |
++++ b/drivers/scsi/qla4xxx/ql4_os.c |
712 |
+@@ -3207,6 +3207,8 @@ static int qla4xxx_conn_bind(struct iscsi_cls_session *cls_session, |
713 |
+ if (iscsi_conn_bind(cls_session, cls_conn, is_leading)) |
714 |
+ return -EINVAL; |
715 |
+ ep = iscsi_lookup_endpoint(transport_fd); |
716 |
++ if (!ep) |
717 |
++ return -EINVAL; |
718 |
+ conn = cls_conn->dd_data; |
719 |
+ qla_conn = conn->dd_data; |
720 |
+ qla_conn->qla_ep = ep->dd_data; |
721 |
+diff --git a/drivers/staging/rtl8188eu/core/rtw_xmit.c b/drivers/staging/rtl8188eu/core/rtw_xmit.c |
722 |
+index be2f46eb9f78..904b988ecc4e 100644 |
723 |
+--- a/drivers/staging/rtl8188eu/core/rtw_xmit.c |
724 |
++++ b/drivers/staging/rtl8188eu/core/rtw_xmit.c |
725 |
+@@ -188,7 +188,9 @@ s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter) |
726 |
+ |
727 |
+ pxmitpriv->free_xmit_extbuf_cnt = num_xmit_extbuf; |
728 |
+ |
729 |
+- rtw_alloc_hwxmits(padapter); |
730 |
++ res = rtw_alloc_hwxmits(padapter); |
731 |
++ if (res == _FAIL) |
732 |
++ goto exit; |
733 |
+ rtw_init_hwxmits(pxmitpriv->hwxmits, pxmitpriv->hwxmit_entry); |
734 |
+ |
735 |
+ for (i = 0; i < 4; i++) |
736 |
+@@ -1573,7 +1575,7 @@ exit: |
737 |
+ return res; |
738 |
+ } |
739 |
+ |
740 |
+-void rtw_alloc_hwxmits(struct adapter *padapter) |
741 |
++s32 rtw_alloc_hwxmits(struct adapter *padapter) |
742 |
+ { |
743 |
+ struct hw_xmit *hwxmits; |
744 |
+ struct xmit_priv *pxmitpriv = &padapter->xmitpriv; |
745 |
+@@ -1582,6 +1584,8 @@ void rtw_alloc_hwxmits(struct adapter *padapter) |
746 |
+ |
747 |
+ pxmitpriv->hwxmits = kcalloc(pxmitpriv->hwxmit_entry, |
748 |
+ sizeof(struct hw_xmit), GFP_KERNEL); |
749 |
++ if (!pxmitpriv->hwxmits) |
750 |
++ return _FAIL; |
751 |
+ |
752 |
+ hwxmits = pxmitpriv->hwxmits; |
753 |
+ |
754 |
+@@ -1589,6 +1593,7 @@ void rtw_alloc_hwxmits(struct adapter *padapter) |
755 |
+ hwxmits[1] .sta_queue = &pxmitpriv->vi_pending; |
756 |
+ hwxmits[2] .sta_queue = &pxmitpriv->be_pending; |
757 |
+ hwxmits[3] .sta_queue = &pxmitpriv->bk_pending; |
758 |
++ return _SUCCESS; |
759 |
+ } |
760 |
+ |
761 |
+ void rtw_free_hwxmits(struct adapter *padapter) |
762 |
+diff --git a/drivers/staging/rtl8188eu/include/rtw_xmit.h b/drivers/staging/rtl8188eu/include/rtw_xmit.h |
763 |
+index dd6b7a9a8d4a..1be4b478475a 100644 |
764 |
+--- a/drivers/staging/rtl8188eu/include/rtw_xmit.h |
765 |
++++ b/drivers/staging/rtl8188eu/include/rtw_xmit.h |
766 |
+@@ -342,7 +342,7 @@ s32 rtw_txframes_sta_ac_pending(struct adapter *padapter, |
767 |
+ void rtw_init_hwxmits(struct hw_xmit *phwxmit, int entry); |
768 |
+ s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter); |
769 |
+ void _rtw_free_xmit_priv(struct xmit_priv *pxmitpriv); |
770 |
+-void rtw_alloc_hwxmits(struct adapter *padapter); |
771 |
++s32 rtw_alloc_hwxmits(struct adapter *padapter); |
772 |
+ void rtw_free_hwxmits(struct adapter *padapter); |
773 |
+ s32 rtw_xmit(struct adapter *padapter, struct sk_buff **pkt); |
774 |
+ |
775 |
+diff --git a/drivers/staging/rtl8712/rtl8712_cmd.c b/drivers/staging/rtl8712/rtl8712_cmd.c |
776 |
+index 0104aced113e..ccda04e916c5 100644 |
777 |
+--- a/drivers/staging/rtl8712/rtl8712_cmd.c |
778 |
++++ b/drivers/staging/rtl8712/rtl8712_cmd.c |
779 |
+@@ -159,17 +159,9 @@ static u8 write_macreg_hdl(struct _adapter *padapter, u8 *pbuf) |
780 |
+ |
781 |
+ static u8 read_bbreg_hdl(struct _adapter *padapter, u8 *pbuf) |
782 |
+ { |
783 |
+- u32 val; |
784 |
+- void (*pcmd_callback)(struct _adapter *dev, struct cmd_obj *pcmd); |
785 |
+ struct cmd_obj *pcmd = (struct cmd_obj *)pbuf; |
786 |
+ |
787 |
+- if (pcmd->rsp && pcmd->rspsz > 0) |
788 |
+- memcpy(pcmd->rsp, (u8 *)&val, pcmd->rspsz); |
789 |
+- pcmd_callback = cmd_callback[pcmd->cmdcode].callback; |
790 |
+- if (!pcmd_callback) |
791 |
+- r8712_free_cmd_obj(pcmd); |
792 |
+- else |
793 |
+- pcmd_callback(padapter, pcmd); |
794 |
++ r8712_free_cmd_obj(pcmd); |
795 |
+ return H2C_SUCCESS; |
796 |
+ } |
797 |
+ |
798 |
+diff --git a/drivers/staging/rtl8712/rtl8712_cmd.h b/drivers/staging/rtl8712/rtl8712_cmd.h |
799 |
+index 67e9e910aef9..d10a59d4a550 100644 |
800 |
+--- a/drivers/staging/rtl8712/rtl8712_cmd.h |
801 |
++++ b/drivers/staging/rtl8712/rtl8712_cmd.h |
802 |
+@@ -152,7 +152,7 @@ enum rtl8712_h2c_cmd { |
803 |
+ static struct _cmd_callback cmd_callback[] = { |
804 |
+ {GEN_CMD_CODE(_Read_MACREG), NULL}, /*0*/ |
805 |
+ {GEN_CMD_CODE(_Write_MACREG), NULL}, |
806 |
+- {GEN_CMD_CODE(_Read_BBREG), &r8712_getbbrfreg_cmdrsp_callback}, |
807 |
++ {GEN_CMD_CODE(_Read_BBREG), NULL}, |
808 |
+ {GEN_CMD_CODE(_Write_BBREG), NULL}, |
809 |
+ {GEN_CMD_CODE(_Read_RFREG), &r8712_getbbrfreg_cmdrsp_callback}, |
810 |
+ {GEN_CMD_CODE(_Write_RFREG), NULL}, /*5*/ |
811 |
+diff --git a/drivers/staging/rtl8723bs/core/rtw_xmit.c b/drivers/staging/rtl8723bs/core/rtw_xmit.c |
812 |
+index 022f654419e4..91dab7f8a739 100644 |
813 |
+--- a/drivers/staging/rtl8723bs/core/rtw_xmit.c |
814 |
++++ b/drivers/staging/rtl8723bs/core/rtw_xmit.c |
815 |
+@@ -271,7 +271,9 @@ s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter) |
816 |
+ } |
817 |
+ } |
818 |
+ |
819 |
+- rtw_alloc_hwxmits(padapter); |
820 |
++ res = rtw_alloc_hwxmits(padapter); |
821 |
++ if (res == _FAIL) |
822 |
++ goto exit; |
823 |
+ rtw_init_hwxmits(pxmitpriv->hwxmits, pxmitpriv->hwxmit_entry); |
824 |
+ |
825 |
+ for (i = 0; i < 4; i++) { |
826 |
+@@ -2157,7 +2159,7 @@ exit: |
827 |
+ return res; |
828 |
+ } |
829 |
+ |
830 |
+-void rtw_alloc_hwxmits(struct adapter *padapter) |
831 |
++s32 rtw_alloc_hwxmits(struct adapter *padapter) |
832 |
+ { |
833 |
+ struct hw_xmit *hwxmits; |
834 |
+ struct xmit_priv *pxmitpriv = &padapter->xmitpriv; |
835 |
+@@ -2168,10 +2170,8 @@ void rtw_alloc_hwxmits(struct adapter *padapter) |
836 |
+ |
837 |
+ pxmitpriv->hwxmits = (struct hw_xmit *)rtw_zmalloc(sizeof(struct hw_xmit) * pxmitpriv->hwxmit_entry); |
838 |
+ |
839 |
+- if (pxmitpriv->hwxmits == NULL) { |
840 |
+- DBG_871X("alloc hwxmits fail!...\n"); |
841 |
+- return; |
842 |
+- } |
843 |
++ if (!pxmitpriv->hwxmits) |
844 |
++ return _FAIL; |
845 |
+ |
846 |
+ hwxmits = pxmitpriv->hwxmits; |
847 |
+ |
848 |
+@@ -2217,7 +2217,7 @@ void rtw_alloc_hwxmits(struct adapter *padapter) |
849 |
+ |
850 |
+ } |
851 |
+ |
852 |
+- |
853 |
++ return _SUCCESS; |
854 |
+ } |
855 |
+ |
856 |
+ void rtw_free_hwxmits(struct adapter *padapter) |
857 |
+diff --git a/drivers/staging/rtl8723bs/include/rtw_xmit.h b/drivers/staging/rtl8723bs/include/rtw_xmit.h |
858 |
+index 11571649cd2c..92236ca8a1ef 100644 |
859 |
+--- a/drivers/staging/rtl8723bs/include/rtw_xmit.h |
860 |
++++ b/drivers/staging/rtl8723bs/include/rtw_xmit.h |
861 |
+@@ -494,7 +494,7 @@ s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter); |
862 |
+ void _rtw_free_xmit_priv (struct xmit_priv *pxmitpriv); |
863 |
+ |
864 |
+ |
865 |
+-void rtw_alloc_hwxmits(struct adapter *padapter); |
866 |
++s32 rtw_alloc_hwxmits(struct adapter *padapter); |
867 |
+ void rtw_free_hwxmits(struct adapter *padapter); |
868 |
+ |
869 |
+ |
870 |
+diff --git a/drivers/staging/rtlwifi/phydm/rtl_phydm.c b/drivers/staging/rtlwifi/phydm/rtl_phydm.c |
871 |
+index 85e490d3601f..cab563fefc34 100644 |
872 |
+--- a/drivers/staging/rtlwifi/phydm/rtl_phydm.c |
873 |
++++ b/drivers/staging/rtlwifi/phydm/rtl_phydm.c |
874 |
+@@ -191,6 +191,8 @@ static int rtl_phydm_init_priv(struct rtl_priv *rtlpriv, |
875 |
+ |
876 |
+ rtlpriv->phydm.internal = |
877 |
+ kzalloc(sizeof(struct phy_dm_struct), GFP_KERNEL); |
878 |
++ if (!rtlpriv->phydm.internal) |
879 |
++ return 0; |
880 |
+ |
881 |
+ _rtl_phydm_init_com_info(rtlpriv, ic, params); |
882 |
+ |
883 |
+diff --git a/drivers/staging/rtlwifi/rtl8822be/fw.c b/drivers/staging/rtlwifi/rtl8822be/fw.c |
884 |
+index acabb2470d55..02ca3157c5a5 100644 |
885 |
+--- a/drivers/staging/rtlwifi/rtl8822be/fw.c |
886 |
++++ b/drivers/staging/rtlwifi/rtl8822be/fw.c |
887 |
+@@ -752,6 +752,8 @@ void rtl8822be_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool b_dl_finished) |
888 |
+ u1_rsvd_page_loc, 3); |
889 |
+ |
890 |
+ skb = dev_alloc_skb(totalpacketlen); |
891 |
++ if (!skb) |
892 |
++ return; |
893 |
+ memcpy((u8 *)skb_put(skb, totalpacketlen), &reserved_page_packet, |
894 |
+ totalpacketlen); |
895 |
+ |
896 |
+diff --git a/drivers/tty/serial/ar933x_uart.c b/drivers/tty/serial/ar933x_uart.c |
897 |
+index decc7f3c1ab2..ed545a61413c 100644 |
898 |
+--- a/drivers/tty/serial/ar933x_uart.c |
899 |
++++ b/drivers/tty/serial/ar933x_uart.c |
900 |
+@@ -52,11 +52,6 @@ struct ar933x_uart_port { |
901 |
+ struct clk *clk; |
902 |
+ }; |
903 |
+ |
904 |
+-static inline bool ar933x_uart_console_enabled(void) |
905 |
+-{ |
906 |
+- return IS_ENABLED(CONFIG_SERIAL_AR933X_CONSOLE); |
907 |
+-} |
908 |
+- |
909 |
+ static inline unsigned int ar933x_uart_read(struct ar933x_uart_port *up, |
910 |
+ int offset) |
911 |
+ { |
912 |
+@@ -511,6 +506,7 @@ static const struct uart_ops ar933x_uart_ops = { |
913 |
+ .verify_port = ar933x_uart_verify_port, |
914 |
+ }; |
915 |
+ |
916 |
++#ifdef CONFIG_SERIAL_AR933X_CONSOLE |
917 |
+ static struct ar933x_uart_port * |
918 |
+ ar933x_console_ports[CONFIG_SERIAL_AR933X_NR_UARTS]; |
919 |
+ |
920 |
+@@ -607,14 +603,7 @@ static struct console ar933x_uart_console = { |
921 |
+ .index = -1, |
922 |
+ .data = &ar933x_uart_driver, |
923 |
+ }; |
924 |
+- |
925 |
+-static void ar933x_uart_add_console_port(struct ar933x_uart_port *up) |
926 |
+-{ |
927 |
+- if (!ar933x_uart_console_enabled()) |
928 |
+- return; |
929 |
+- |
930 |
+- ar933x_console_ports[up->port.line] = up; |
931 |
+-} |
932 |
++#endif /* CONFIG_SERIAL_AR933X_CONSOLE */ |
933 |
+ |
934 |
+ static struct uart_driver ar933x_uart_driver = { |
935 |
+ .owner = THIS_MODULE, |
936 |
+@@ -703,7 +692,9 @@ static int ar933x_uart_probe(struct platform_device *pdev) |
937 |
+ baud = ar933x_uart_get_baud(port->uartclk, 0, AR933X_UART_MAX_STEP); |
938 |
+ up->max_baud = min_t(unsigned int, baud, AR933X_UART_MAX_BAUD); |
939 |
+ |
940 |
+- ar933x_uart_add_console_port(up); |
941 |
++#ifdef CONFIG_SERIAL_AR933X_CONSOLE |
942 |
++ ar933x_console_ports[up->port.line] = up; |
943 |
++#endif |
944 |
+ |
945 |
+ ret = uart_add_one_port(&ar933x_uart_driver, &up->port); |
946 |
+ if (ret) |
947 |
+@@ -752,8 +743,9 @@ static int __init ar933x_uart_init(void) |
948 |
+ { |
949 |
+ int ret; |
950 |
+ |
951 |
+- if (ar933x_uart_console_enabled()) |
952 |
+- ar933x_uart_driver.cons = &ar933x_uart_console; |
953 |
++#ifdef CONFIG_SERIAL_AR933X_CONSOLE |
954 |
++ ar933x_uart_driver.cons = &ar933x_uart_console; |
955 |
++#endif |
956 |
+ |
957 |
+ ret = uart_register_driver(&ar933x_uart_driver); |
958 |
+ if (ret) |
959 |
+diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c |
960 |
+index a79f18edf2bd..e48523da47ac 100644 |
961 |
+--- a/drivers/tty/serial/sc16is7xx.c |
962 |
++++ b/drivers/tty/serial/sc16is7xx.c |
963 |
+@@ -1483,7 +1483,7 @@ static int __init sc16is7xx_init(void) |
964 |
+ ret = i2c_add_driver(&sc16is7xx_i2c_uart_driver); |
965 |
+ if (ret < 0) { |
966 |
+ pr_err("failed to init sc16is7xx i2c --> %d\n", ret); |
967 |
+- return ret; |
968 |
++ goto err_i2c; |
969 |
+ } |
970 |
+ #endif |
971 |
+ |
972 |
+@@ -1491,10 +1491,18 @@ static int __init sc16is7xx_init(void) |
973 |
+ ret = spi_register_driver(&sc16is7xx_spi_uart_driver); |
974 |
+ if (ret < 0) { |
975 |
+ pr_err("failed to init sc16is7xx spi --> %d\n", ret); |
976 |
+- return ret; |
977 |
++ goto err_spi; |
978 |
+ } |
979 |
+ #endif |
980 |
+ return ret; |
981 |
++ |
982 |
++err_spi: |
983 |
++#ifdef CONFIG_SERIAL_SC16IS7XX_I2C |
984 |
++ i2c_del_driver(&sc16is7xx_i2c_uart_driver); |
985 |
++#endif |
986 |
++err_i2c: |
987 |
++ uart_unregister_driver(&sc16is7xx_uart); |
988 |
++ return ret; |
989 |
+ } |
990 |
+ module_init(sc16is7xx_init); |
991 |
+ |
992 |
+diff --git a/drivers/usb/gadget/udc/net2272.c b/drivers/usb/gadget/udc/net2272.c |
993 |
+index e0759a826b60..7fb31a3b53e6 100644 |
994 |
+--- a/drivers/usb/gadget/udc/net2272.c |
995 |
++++ b/drivers/usb/gadget/udc/net2272.c |
996 |
+@@ -958,6 +958,7 @@ net2272_dequeue(struct usb_ep *_ep, struct usb_request *_req) |
997 |
+ break; |
998 |
+ } |
999 |
+ if (&req->req != _req) { |
1000 |
++ ep->stopped = stopped; |
1001 |
+ spin_unlock_irqrestore(&ep->dev->lock, flags); |
1002 |
+ return -EINVAL; |
1003 |
+ } |
1004 |
+diff --git a/drivers/usb/gadget/udc/net2280.c b/drivers/usb/gadget/udc/net2280.c |
1005 |
+index 9cbb061582a7..170327f84ea1 100644 |
1006 |
+--- a/drivers/usb/gadget/udc/net2280.c |
1007 |
++++ b/drivers/usb/gadget/udc/net2280.c |
1008 |
+@@ -870,9 +870,6 @@ static void start_queue(struct net2280_ep *ep, u32 dmactl, u32 td_dma) |
1009 |
+ (void) readl(&ep->dev->pci->pcimstctl); |
1010 |
+ |
1011 |
+ writel(BIT(DMA_START), &dma->dmastat); |
1012 |
+- |
1013 |
+- if (!ep->is_in) |
1014 |
+- stop_out_naking(ep); |
1015 |
+ } |
1016 |
+ |
1017 |
+ static void start_dma(struct net2280_ep *ep, struct net2280_request *req) |
1018 |
+@@ -911,6 +908,7 @@ static void start_dma(struct net2280_ep *ep, struct net2280_request *req) |
1019 |
+ writel(BIT(DMA_START), &dma->dmastat); |
1020 |
+ return; |
1021 |
+ } |
1022 |
++ stop_out_naking(ep); |
1023 |
+ } |
1024 |
+ |
1025 |
+ tmp = dmactl_default; |
1026 |
+@@ -1279,9 +1277,9 @@ static int net2280_dequeue(struct usb_ep *_ep, struct usb_request *_req) |
1027 |
+ break; |
1028 |
+ } |
1029 |
+ if (&req->req != _req) { |
1030 |
++ ep->stopped = stopped; |
1031 |
+ spin_unlock_irqrestore(&ep->dev->lock, flags); |
1032 |
+- dev_err(&ep->dev->pdev->dev, "%s: Request mismatch\n", |
1033 |
+- __func__); |
1034 |
++ ep_dbg(ep->dev, "%s: Request mismatch\n", __func__); |
1035 |
+ return -EINVAL; |
1036 |
+ } |
1037 |
+ |
1038 |
+diff --git a/drivers/usb/host/u132-hcd.c b/drivers/usb/host/u132-hcd.c |
1039 |
+index 65c0086e25ae..8d349230b2c7 100644 |
1040 |
+--- a/drivers/usb/host/u132-hcd.c |
1041 |
++++ b/drivers/usb/host/u132-hcd.c |
1042 |
+@@ -3208,6 +3208,9 @@ static int __init u132_hcd_init(void) |
1043 |
+ printk(KERN_INFO "driver %s\n", hcd_name); |
1044 |
+ workqueue = create_singlethread_workqueue("u132"); |
1045 |
+ retval = platform_driver_register(&u132_platform_driver); |
1046 |
++ if (retval) |
1047 |
++ destroy_workqueue(workqueue); |
1048 |
++ |
1049 |
+ return retval; |
1050 |
+ } |
1051 |
+ |
1052 |
+diff --git a/drivers/usb/misc/usb251xb.c b/drivers/usb/misc/usb251xb.c |
1053 |
+index 135c91c434bf..ba8fcdb377e8 100644 |
1054 |
+--- a/drivers/usb/misc/usb251xb.c |
1055 |
++++ b/drivers/usb/misc/usb251xb.c |
1056 |
+@@ -530,7 +530,7 @@ static int usb251xb_probe(struct usb251xb *hub) |
1057 |
+ dev); |
1058 |
+ int err; |
1059 |
+ |
1060 |
+- if (np) { |
1061 |
++ if (np && of_id) { |
1062 |
+ err = usb251xb_get_ofdata(hub, |
1063 |
+ (struct usb251xb_data *)of_id->data); |
1064 |
+ if (err) { |
1065 |
+diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c |
1066 |
+index a1492bdc6d03..f2b722f0df5d 100644 |
1067 |
+--- a/fs/ceph/inode.c |
1068 |
++++ b/fs/ceph/inode.c |
1069 |
+@@ -520,6 +520,7 @@ static void ceph_i_callback(struct rcu_head *head) |
1070 |
+ struct inode *inode = container_of(head, struct inode, i_rcu); |
1071 |
+ struct ceph_inode_info *ci = ceph_inode(inode); |
1072 |
+ |
1073 |
++ kfree(ci->i_symlink); |
1074 |
+ kmem_cache_free(ceph_inode_cachep, ci); |
1075 |
+ } |
1076 |
+ |
1077 |
+@@ -551,7 +552,6 @@ void ceph_destroy_inode(struct inode *inode) |
1078 |
+ ceph_put_snap_realm(mdsc, realm); |
1079 |
+ } |
1080 |
+ |
1081 |
+- kfree(ci->i_symlink); |
1082 |
+ while ((n = rb_first(&ci->i_fragtree)) != NULL) { |
1083 |
+ frag = rb_entry(n, struct ceph_inode_frag, node); |
1084 |
+ rb_erase(n, &ci->i_fragtree); |
1085 |
+diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c |
1086 |
+index 63fd33383413..770733106d6d 100644 |
1087 |
+--- a/fs/fuse/dev.c |
1088 |
++++ b/fs/fuse/dev.c |
1089 |
+@@ -1981,10 +1981,8 @@ static ssize_t fuse_dev_splice_write(struct pipe_inode_info *pipe, |
1090 |
+ rem += pipe->bufs[(pipe->curbuf + idx) & (pipe->buffers - 1)].len; |
1091 |
+ |
1092 |
+ ret = -EINVAL; |
1093 |
+- if (rem < len) { |
1094 |
+- pipe_unlock(pipe); |
1095 |
+- goto out; |
1096 |
+- } |
1097 |
++ if (rem < len) |
1098 |
++ goto out_free; |
1099 |
+ |
1100 |
+ rem = len; |
1101 |
+ while (rem) { |
1102 |
+@@ -2002,7 +2000,9 @@ static ssize_t fuse_dev_splice_write(struct pipe_inode_info *pipe, |
1103 |
+ pipe->curbuf = (pipe->curbuf + 1) & (pipe->buffers - 1); |
1104 |
+ pipe->nrbufs--; |
1105 |
+ } else { |
1106 |
+- pipe_buf_get(pipe, ibuf); |
1107 |
++ if (!pipe_buf_get(pipe, ibuf)) |
1108 |
++ goto out_free; |
1109 |
++ |
1110 |
+ *obuf = *ibuf; |
1111 |
+ obuf->flags &= ~PIPE_BUF_FLAG_GIFT; |
1112 |
+ obuf->len = rem; |
1113 |
+@@ -2025,11 +2025,11 @@ static ssize_t fuse_dev_splice_write(struct pipe_inode_info *pipe, |
1114 |
+ ret = fuse_dev_do_write(fud, &cs, len); |
1115 |
+ |
1116 |
+ pipe_lock(pipe); |
1117 |
++out_free: |
1118 |
+ for (idx = 0; idx < nbuf; idx++) |
1119 |
+ pipe_buf_release(pipe, &bufs[idx]); |
1120 |
+ pipe_unlock(pipe); |
1121 |
+ |
1122 |
+-out: |
1123 |
+ kfree(bufs); |
1124 |
+ return ret; |
1125 |
+ } |
1126 |
+diff --git a/fs/nfs/client.c b/fs/nfs/client.c |
1127 |
+index 7d6ddfd60271..a98d64a6eda5 100644 |
1128 |
+--- a/fs/nfs/client.c |
1129 |
++++ b/fs/nfs/client.c |
1130 |
+@@ -459,7 +459,7 @@ void nfs_init_timeout_values(struct rpc_timeout *to, int proto, |
1131 |
+ case XPRT_TRANSPORT_RDMA: |
1132 |
+ if (retrans == NFS_UNSPEC_RETRANS) |
1133 |
+ to->to_retries = NFS_DEF_TCP_RETRANS; |
1134 |
+- if (timeo == NFS_UNSPEC_TIMEO || to->to_retries == 0) |
1135 |
++ if (timeo == NFS_UNSPEC_TIMEO || to->to_initval == 0) |
1136 |
+ to->to_initval = NFS_DEF_TCP_TIMEO * HZ / 10; |
1137 |
+ if (to->to_initval > NFS_MAX_TCP_TIMEOUT) |
1138 |
+ to->to_initval = NFS_MAX_TCP_TIMEOUT; |
1139 |
+diff --git a/fs/pipe.c b/fs/pipe.c |
1140 |
+index 8f9628494981..fa3c2c25cec5 100644 |
1141 |
+--- a/fs/pipe.c |
1142 |
++++ b/fs/pipe.c |
1143 |
+@@ -194,9 +194,9 @@ EXPORT_SYMBOL(generic_pipe_buf_steal); |
1144 |
+ * in the tee() system call, when we duplicate the buffers in one |
1145 |
+ * pipe into another. |
1146 |
+ */ |
1147 |
+-void generic_pipe_buf_get(struct pipe_inode_info *pipe, struct pipe_buffer *buf) |
1148 |
++bool generic_pipe_buf_get(struct pipe_inode_info *pipe, struct pipe_buffer *buf) |
1149 |
+ { |
1150 |
+- get_page(buf->page); |
1151 |
++ return try_get_page(buf->page); |
1152 |
+ } |
1153 |
+ EXPORT_SYMBOL(generic_pipe_buf_get); |
1154 |
+ |
1155 |
+diff --git a/fs/splice.c b/fs/splice.c |
1156 |
+index a598d444abe1..c84ac7e97e21 100644 |
1157 |
+--- a/fs/splice.c |
1158 |
++++ b/fs/splice.c |
1159 |
+@@ -1571,7 +1571,11 @@ retry: |
1160 |
+ * Get a reference to this pipe buffer, |
1161 |
+ * so we can copy the contents over. |
1162 |
+ */ |
1163 |
+- pipe_buf_get(ipipe, ibuf); |
1164 |
++ if (!pipe_buf_get(ipipe, ibuf)) { |
1165 |
++ if (ret == 0) |
1166 |
++ ret = -EFAULT; |
1167 |
++ break; |
1168 |
++ } |
1169 |
+ *obuf = *ibuf; |
1170 |
+ |
1171 |
+ /* |
1172 |
+@@ -1645,7 +1649,11 @@ static int link_pipe(struct pipe_inode_info *ipipe, |
1173 |
+ * Get a reference to this pipe buffer, |
1174 |
+ * so we can copy the contents over. |
1175 |
+ */ |
1176 |
+- pipe_buf_get(ipipe, ibuf); |
1177 |
++ if (!pipe_buf_get(ipipe, ibuf)) { |
1178 |
++ if (ret == 0) |
1179 |
++ ret = -EFAULT; |
1180 |
++ break; |
1181 |
++ } |
1182 |
+ |
1183 |
+ obuf = opipe->bufs + nbuf; |
1184 |
+ *obuf = *ibuf; |
1185 |
+diff --git a/include/linux/mm.h b/include/linux/mm.h |
1186 |
+index 58f2263de4de..ee0eae215210 100644 |
1187 |
+--- a/include/linux/mm.h |
1188 |
++++ b/include/linux/mm.h |
1189 |
+@@ -824,6 +824,10 @@ static inline bool is_device_public_page(const struct page *page) |
1190 |
+ #endif /* CONFIG_DEVICE_PRIVATE || CONFIG_DEVICE_PUBLIC */ |
1191 |
+ |
1192 |
+ |
1193 |
++/* 127: arbitrary random number, small enough to assemble well */ |
1194 |
++#define page_ref_zero_or_close_to_overflow(page) \ |
1195 |
++ ((unsigned int) page_ref_count(page) + 127u <= 127u) |
1196 |
++ |
1197 |
+ static inline void get_page(struct page *page) |
1198 |
+ { |
1199 |
+ page = compound_head(page); |
1200 |
+@@ -831,8 +835,17 @@ static inline void get_page(struct page *page) |
1201 |
+ * Getting a normal page or the head of a compound page |
1202 |
+ * requires to already have an elevated page->_refcount. |
1203 |
+ */ |
1204 |
+- VM_BUG_ON_PAGE(page_ref_count(page) <= 0, page); |
1205 |
++ VM_BUG_ON_PAGE(page_ref_zero_or_close_to_overflow(page), page); |
1206 |
++ page_ref_inc(page); |
1207 |
++} |
1208 |
++ |
1209 |
++static inline __must_check bool try_get_page(struct page *page) |
1210 |
++{ |
1211 |
++ page = compound_head(page); |
1212 |
++ if (WARN_ON_ONCE(page_ref_count(page) <= 0)) |
1213 |
++ return false; |
1214 |
+ page_ref_inc(page); |
1215 |
++ return true; |
1216 |
+ } |
1217 |
+ |
1218 |
+ static inline void put_page(struct page *page) |
1219 |
+diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h |
1220 |
+index 2dcf6e81b2e2..c251ad717345 100644 |
1221 |
+--- a/include/linux/pipe_fs_i.h |
1222 |
++++ b/include/linux/pipe_fs_i.h |
1223 |
+@@ -108,18 +108,20 @@ struct pipe_buf_operations { |
1224 |
+ /* |
1225 |
+ * Get a reference to the pipe buffer. |
1226 |
+ */ |
1227 |
+- void (*get)(struct pipe_inode_info *, struct pipe_buffer *); |
1228 |
++ bool (*get)(struct pipe_inode_info *, struct pipe_buffer *); |
1229 |
+ }; |
1230 |
+ |
1231 |
+ /** |
1232 |
+ * pipe_buf_get - get a reference to a pipe_buffer |
1233 |
+ * @pipe: the pipe that the buffer belongs to |
1234 |
+ * @buf: the buffer to get a reference to |
1235 |
++ * |
1236 |
++ * Return: %true if the reference was successfully obtained. |
1237 |
+ */ |
1238 |
+-static inline void pipe_buf_get(struct pipe_inode_info *pipe, |
1239 |
++static inline __must_check bool pipe_buf_get(struct pipe_inode_info *pipe, |
1240 |
+ struct pipe_buffer *buf) |
1241 |
+ { |
1242 |
+- buf->ops->get(pipe, buf); |
1243 |
++ return buf->ops->get(pipe, buf); |
1244 |
+ } |
1245 |
+ |
1246 |
+ /** |
1247 |
+@@ -179,7 +181,7 @@ struct pipe_inode_info *alloc_pipe_info(void); |
1248 |
+ void free_pipe_info(struct pipe_inode_info *); |
1249 |
+ |
1250 |
+ /* Generic pipe buffer ops functions */ |
1251 |
+-void generic_pipe_buf_get(struct pipe_inode_info *, struct pipe_buffer *); |
1252 |
++bool generic_pipe_buf_get(struct pipe_inode_info *, struct pipe_buffer *); |
1253 |
+ int generic_pipe_buf_confirm(struct pipe_inode_info *, struct pipe_buffer *); |
1254 |
+ int generic_pipe_buf_steal(struct pipe_inode_info *, struct pipe_buffer *); |
1255 |
+ int generic_pipe_buf_nosteal(struct pipe_inode_info *, struct pipe_buffer *); |
1256 |
+diff --git a/include/linux/sched/signal.h b/include/linux/sched/signal.h |
1257 |
+index fbf86ecd149d..bcaba7e8ca6e 100644 |
1258 |
+--- a/include/linux/sched/signal.h |
1259 |
++++ b/include/linux/sched/signal.h |
1260 |
+@@ -377,10 +377,20 @@ static inline void set_restore_sigmask(void) |
1261 |
+ set_thread_flag(TIF_RESTORE_SIGMASK); |
1262 |
+ WARN_ON(!test_thread_flag(TIF_SIGPENDING)); |
1263 |
+ } |
1264 |
++ |
1265 |
++static inline void clear_tsk_restore_sigmask(struct task_struct *tsk) |
1266 |
++{ |
1267 |
++ clear_tsk_thread_flag(tsk, TIF_RESTORE_SIGMASK); |
1268 |
++} |
1269 |
++ |
1270 |
+ static inline void clear_restore_sigmask(void) |
1271 |
+ { |
1272 |
+ clear_thread_flag(TIF_RESTORE_SIGMASK); |
1273 |
+ } |
1274 |
++static inline bool test_tsk_restore_sigmask(struct task_struct *tsk) |
1275 |
++{ |
1276 |
++ return test_tsk_thread_flag(tsk, TIF_RESTORE_SIGMASK); |
1277 |
++} |
1278 |
+ static inline bool test_restore_sigmask(void) |
1279 |
+ { |
1280 |
+ return test_thread_flag(TIF_RESTORE_SIGMASK); |
1281 |
+@@ -398,6 +408,10 @@ static inline void set_restore_sigmask(void) |
1282 |
+ current->restore_sigmask = true; |
1283 |
+ WARN_ON(!test_thread_flag(TIF_SIGPENDING)); |
1284 |
+ } |
1285 |
++static inline void clear_tsk_restore_sigmask(struct task_struct *tsk) |
1286 |
++{ |
1287 |
++ tsk->restore_sigmask = false; |
1288 |
++} |
1289 |
+ static inline void clear_restore_sigmask(void) |
1290 |
+ { |
1291 |
+ current->restore_sigmask = false; |
1292 |
+@@ -406,6 +420,10 @@ static inline bool test_restore_sigmask(void) |
1293 |
+ { |
1294 |
+ return current->restore_sigmask; |
1295 |
+ } |
1296 |
++static inline bool test_tsk_restore_sigmask(struct task_struct *tsk) |
1297 |
++{ |
1298 |
++ return tsk->restore_sigmask; |
1299 |
++} |
1300 |
+ static inline bool test_and_clear_restore_sigmask(void) |
1301 |
+ { |
1302 |
+ if (!current->restore_sigmask) |
1303 |
+diff --git a/include/net/tc_act/tc_gact.h b/include/net/tc_act/tc_gact.h |
1304 |
+index e82d93346b63..bb74ea83d57d 100644 |
1305 |
+--- a/include/net/tc_act/tc_gact.h |
1306 |
++++ b/include/net/tc_act/tc_gact.h |
1307 |
+@@ -51,7 +51,7 @@ static inline bool is_tcf_gact_goto_chain(const struct tc_action *a) |
1308 |
+ |
1309 |
+ static inline u32 tcf_gact_goto_chain_index(const struct tc_action *a) |
1310 |
+ { |
1311 |
+- return a->goto_chain->index; |
1312 |
++ return READ_ONCE(a->tcfa_action) & TC_ACT_EXT_VAL_MASK; |
1313 |
+ } |
1314 |
+ |
1315 |
+ #endif /* __NET_TC_GACT_H */ |
1316 |
+diff --git a/kernel/ptrace.c b/kernel/ptrace.c |
1317 |
+index 84b1367935e4..f1c85b6c39ae 100644 |
1318 |
+--- a/kernel/ptrace.c |
1319 |
++++ b/kernel/ptrace.c |
1320 |
+@@ -29,6 +29,7 @@ |
1321 |
+ #include <linux/hw_breakpoint.h> |
1322 |
+ #include <linux/cn_proc.h> |
1323 |
+ #include <linux/compat.h> |
1324 |
++#include <linux/sched/signal.h> |
1325 |
+ |
1326 |
+ /* |
1327 |
+ * Access another process' address space via ptrace. |
1328 |
+@@ -925,18 +926,26 @@ int ptrace_request(struct task_struct *child, long request, |
1329 |
+ ret = ptrace_setsiginfo(child, &siginfo); |
1330 |
+ break; |
1331 |
+ |
1332 |
+- case PTRACE_GETSIGMASK: |
1333 |
++ case PTRACE_GETSIGMASK: { |
1334 |
++ sigset_t *mask; |
1335 |
++ |
1336 |
+ if (addr != sizeof(sigset_t)) { |
1337 |
+ ret = -EINVAL; |
1338 |
+ break; |
1339 |
+ } |
1340 |
+ |
1341 |
+- if (copy_to_user(datavp, &child->blocked, sizeof(sigset_t))) |
1342 |
++ if (test_tsk_restore_sigmask(child)) |
1343 |
++ mask = &child->saved_sigmask; |
1344 |
++ else |
1345 |
++ mask = &child->blocked; |
1346 |
++ |
1347 |
++ if (copy_to_user(datavp, mask, sizeof(sigset_t))) |
1348 |
+ ret = -EFAULT; |
1349 |
+ else |
1350 |
+ ret = 0; |
1351 |
+ |
1352 |
+ break; |
1353 |
++ } |
1354 |
+ |
1355 |
+ case PTRACE_SETSIGMASK: { |
1356 |
+ sigset_t new_set; |
1357 |
+@@ -962,6 +971,8 @@ int ptrace_request(struct task_struct *child, long request, |
1358 |
+ child->blocked = new_set; |
1359 |
+ spin_unlock_irq(&child->sighand->siglock); |
1360 |
+ |
1361 |
++ clear_tsk_restore_sigmask(child); |
1362 |
++ |
1363 |
+ ret = 0; |
1364 |
+ break; |
1365 |
+ } |
1366 |
+diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c |
1367 |
+index 591be15404a1..ace0e8f6f2b4 100644 |
1368 |
+--- a/kernel/trace/trace.c |
1369 |
++++ b/kernel/trace/trace.c |
1370 |
+@@ -6739,12 +6739,16 @@ static void buffer_pipe_buf_release(struct pipe_inode_info *pipe, |
1371 |
+ buf->private = 0; |
1372 |
+ } |
1373 |
+ |
1374 |
+-static void buffer_pipe_buf_get(struct pipe_inode_info *pipe, |
1375 |
++static bool buffer_pipe_buf_get(struct pipe_inode_info *pipe, |
1376 |
+ struct pipe_buffer *buf) |
1377 |
+ { |
1378 |
+ struct buffer_ref *ref = (struct buffer_ref *)buf->private; |
1379 |
+ |
1380 |
++ if (refcount_read(&ref->refcount) > INT_MAX/2) |
1381 |
++ return false; |
1382 |
++ |
1383 |
+ refcount_inc(&ref->refcount); |
1384 |
++ return true; |
1385 |
+ } |
1386 |
+ |
1387 |
+ /* Pipe buffer operations for a buffer. */ |
1388 |
+diff --git a/mm/gup.c b/mm/gup.c |
1389 |
+index 7c0e5b1bbcd4..babcbd6d99c3 100644 |
1390 |
+--- a/mm/gup.c |
1391 |
++++ b/mm/gup.c |
1392 |
+@@ -153,7 +153,10 @@ retry: |
1393 |
+ } |
1394 |
+ |
1395 |
+ if (flags & FOLL_GET) { |
1396 |
+- get_page(page); |
1397 |
++ if (unlikely(!try_get_page(page))) { |
1398 |
++ page = ERR_PTR(-ENOMEM); |
1399 |
++ goto out; |
1400 |
++ } |
1401 |
+ |
1402 |
+ /* drop the pgmap reference now that we hold the page */ |
1403 |
+ if (pgmap) { |
1404 |
+@@ -280,7 +283,10 @@ retry_locked: |
1405 |
+ if (pmd_trans_unstable(pmd)) |
1406 |
+ ret = -EBUSY; |
1407 |
+ } else { |
1408 |
+- get_page(page); |
1409 |
++ if (unlikely(!try_get_page(page))) { |
1410 |
++ spin_unlock(ptl); |
1411 |
++ return ERR_PTR(-ENOMEM); |
1412 |
++ } |
1413 |
+ spin_unlock(ptl); |
1414 |
+ lock_page(page); |
1415 |
+ ret = split_huge_page(page); |
1416 |
+@@ -464,7 +470,10 @@ static int get_gate_page(struct mm_struct *mm, unsigned long address, |
1417 |
+ if (is_device_public_page(*page)) |
1418 |
+ goto unmap; |
1419 |
+ } |
1420 |
+- get_page(*page); |
1421 |
++ if (unlikely(!try_get_page(*page))) { |
1422 |
++ ret = -ENOMEM; |
1423 |
++ goto unmap; |
1424 |
++ } |
1425 |
+ out: |
1426 |
+ ret = 0; |
1427 |
+ unmap: |
1428 |
+@@ -1365,6 +1374,20 @@ static void undo_dev_pagemap(int *nr, int nr_start, struct page **pages) |
1429 |
+ } |
1430 |
+ } |
1431 |
+ |
1432 |
++/* |
1433 |
++ * Return the compund head page with ref appropriately incremented, |
1434 |
++ * or NULL if that failed. |
1435 |
++ */ |
1436 |
++static inline struct page *try_get_compound_head(struct page *page, int refs) |
1437 |
++{ |
1438 |
++ struct page *head = compound_head(page); |
1439 |
++ if (WARN_ON_ONCE(page_ref_count(head) < 0)) |
1440 |
++ return NULL; |
1441 |
++ if (unlikely(!page_cache_add_speculative(head, refs))) |
1442 |
++ return NULL; |
1443 |
++ return head; |
1444 |
++} |
1445 |
++ |
1446 |
+ #ifdef __HAVE_ARCH_PTE_SPECIAL |
1447 |
+ static int gup_pte_range(pmd_t pmd, unsigned long addr, unsigned long end, |
1448 |
+ int write, struct page **pages, int *nr) |
1449 |
+@@ -1399,9 +1422,9 @@ static int gup_pte_range(pmd_t pmd, unsigned long addr, unsigned long end, |
1450 |
+ |
1451 |
+ VM_BUG_ON(!pfn_valid(pte_pfn(pte))); |
1452 |
+ page = pte_page(pte); |
1453 |
+- head = compound_head(page); |
1454 |
+ |
1455 |
+- if (!page_cache_get_speculative(head)) |
1456 |
++ head = try_get_compound_head(page, 1); |
1457 |
++ if (!head) |
1458 |
+ goto pte_unmap; |
1459 |
+ |
1460 |
+ if (unlikely(pte_val(pte) != pte_val(*ptep))) { |
1461 |
+@@ -1537,8 +1560,8 @@ static int gup_huge_pmd(pmd_t orig, pmd_t *pmdp, unsigned long addr, |
1462 |
+ refs++; |
1463 |
+ } while (addr += PAGE_SIZE, addr != end); |
1464 |
+ |
1465 |
+- head = compound_head(pmd_page(orig)); |
1466 |
+- if (!page_cache_add_speculative(head, refs)) { |
1467 |
++ head = try_get_compound_head(pmd_page(orig), refs); |
1468 |
++ if (!head) { |
1469 |
+ *nr -= refs; |
1470 |
+ return 0; |
1471 |
+ } |
1472 |
+@@ -1575,8 +1598,8 @@ static int gup_huge_pud(pud_t orig, pud_t *pudp, unsigned long addr, |
1473 |
+ refs++; |
1474 |
+ } while (addr += PAGE_SIZE, addr != end); |
1475 |
+ |
1476 |
+- head = compound_head(pud_page(orig)); |
1477 |
+- if (!page_cache_add_speculative(head, refs)) { |
1478 |
++ head = try_get_compound_head(pud_page(orig), refs); |
1479 |
++ if (!head) { |
1480 |
+ *nr -= refs; |
1481 |
+ return 0; |
1482 |
+ } |
1483 |
+@@ -1612,8 +1635,8 @@ static int gup_huge_pgd(pgd_t orig, pgd_t *pgdp, unsigned long addr, |
1484 |
+ refs++; |
1485 |
+ } while (addr += PAGE_SIZE, addr != end); |
1486 |
+ |
1487 |
+- head = compound_head(pgd_page(orig)); |
1488 |
+- if (!page_cache_add_speculative(head, refs)) { |
1489 |
++ head = try_get_compound_head(pgd_page(orig), refs); |
1490 |
++ if (!head) { |
1491 |
+ *nr -= refs; |
1492 |
+ return 0; |
1493 |
+ } |
1494 |
+diff --git a/mm/hugetlb.c b/mm/hugetlb.c |
1495 |
+index 7f75bd2fb8a7..64a62584290c 100644 |
1496 |
+--- a/mm/hugetlb.c |
1497 |
++++ b/mm/hugetlb.c |
1498 |
+@@ -4255,6 +4255,19 @@ long follow_hugetlb_page(struct mm_struct *mm, struct vm_area_struct *vma, |
1499 |
+ |
1500 |
+ pfn_offset = (vaddr & ~huge_page_mask(h)) >> PAGE_SHIFT; |
1501 |
+ page = pte_page(huge_ptep_get(pte)); |
1502 |
++ |
1503 |
++ /* |
1504 |
++ * Instead of doing 'try_get_page()' below in the same_page |
1505 |
++ * loop, just check the count once here. |
1506 |
++ */ |
1507 |
++ if (unlikely(page_count(page) <= 0)) { |
1508 |
++ if (pages) { |
1509 |
++ spin_unlock(ptl); |
1510 |
++ remainder = 0; |
1511 |
++ err = -ENOMEM; |
1512 |
++ break; |
1513 |
++ } |
1514 |
++ } |
1515 |
+ same_page: |
1516 |
+ if (pages) { |
1517 |
+ pages[i] = mem_map_offset(page, pfn_offset); |
1518 |
+diff --git a/net/bridge/br_netfilter_hooks.c b/net/bridge/br_netfilter_hooks.c |
1519 |
+index 5fd283d9929e..89936e0d55c9 100644 |
1520 |
+--- a/net/bridge/br_netfilter_hooks.c |
1521 |
++++ b/net/bridge/br_netfilter_hooks.c |
1522 |
+@@ -512,6 +512,7 @@ static unsigned int br_nf_pre_routing(void *priv, |
1523 |
+ nf_bridge->ipv4_daddr = ip_hdr(skb)->daddr; |
1524 |
+ |
1525 |
+ skb->protocol = htons(ETH_P_IP); |
1526 |
++ skb->transport_header = skb->network_header + ip_hdr(skb)->ihl * 4; |
1527 |
+ |
1528 |
+ NF_HOOK(NFPROTO_IPV4, NF_INET_PRE_ROUTING, state->net, state->sk, skb, |
1529 |
+ skb->dev, NULL, |
1530 |
+diff --git a/net/bridge/br_netfilter_ipv6.c b/net/bridge/br_netfilter_ipv6.c |
1531 |
+index 5811208863b7..09d5e0c7b3ba 100644 |
1532 |
+--- a/net/bridge/br_netfilter_ipv6.c |
1533 |
++++ b/net/bridge/br_netfilter_ipv6.c |
1534 |
+@@ -235,6 +235,8 @@ unsigned int br_nf_pre_routing_ipv6(void *priv, |
1535 |
+ nf_bridge->ipv6_daddr = ipv6_hdr(skb)->daddr; |
1536 |
+ |
1537 |
+ skb->protocol = htons(ETH_P_IPV6); |
1538 |
++ skb->transport_header = skb->network_header + sizeof(struct ipv6hdr); |
1539 |
++ |
1540 |
+ NF_HOOK(NFPROTO_IPV6, NF_INET_PRE_ROUTING, state->net, state->sk, skb, |
1541 |
+ skb->dev, NULL, |
1542 |
+ br_nf_pre_routing_finish_ipv6); |
1543 |
+diff --git a/net/netfilter/nft_set_rbtree.c b/net/netfilter/nft_set_rbtree.c |
1544 |
+index d83a4ec5900d..6f3205de887f 100644 |
1545 |
+--- a/net/netfilter/nft_set_rbtree.c |
1546 |
++++ b/net/netfilter/nft_set_rbtree.c |
1547 |
+@@ -224,10 +224,6 @@ static void *nft_rbtree_deactivate(const struct net *net, |
1548 |
+ else if (d > 0) |
1549 |
+ parent = parent->rb_right; |
1550 |
+ else { |
1551 |
+- if (!nft_set_elem_active(&rbe->ext, genmask)) { |
1552 |
+- parent = parent->rb_left; |
1553 |
+- continue; |
1554 |
+- } |
1555 |
+ if (nft_rbtree_interval_end(rbe) && |
1556 |
+ !nft_rbtree_interval_end(this)) { |
1557 |
+ parent = parent->rb_left; |
1558 |
+@@ -236,6 +232,9 @@ static void *nft_rbtree_deactivate(const struct net *net, |
1559 |
+ nft_rbtree_interval_end(this)) { |
1560 |
+ parent = parent->rb_right; |
1561 |
+ continue; |
1562 |
++ } else if (!nft_set_elem_active(&rbe->ext, genmask)) { |
1563 |
++ parent = parent->rb_left; |
1564 |
++ continue; |
1565 |
+ } |
1566 |
+ nft_rbtree_flush(net, set, rbe); |
1567 |
+ return rbe; |
1568 |
+diff --git a/scripts/kconfig/lxdialog/inputbox.c b/scripts/kconfig/lxdialog/inputbox.c |
1569 |
+index d58de1dc5360..510049a7bd1d 100644 |
1570 |
+--- a/scripts/kconfig/lxdialog/inputbox.c |
1571 |
++++ b/scripts/kconfig/lxdialog/inputbox.c |
1572 |
+@@ -126,7 +126,8 @@ do_resize: |
1573 |
+ case KEY_DOWN: |
1574 |
+ break; |
1575 |
+ case KEY_BACKSPACE: |
1576 |
+- case 127: |
1577 |
++ case 8: /* ^H */ |
1578 |
++ case 127: /* ^? */ |
1579 |
+ if (pos) { |
1580 |
+ wattrset(dialog, dlg.inputbox.atr); |
1581 |
+ if (input_x == 0) { |
1582 |
+diff --git a/scripts/kconfig/nconf.c b/scripts/kconfig/nconf.c |
1583 |
+index 003114779815..e8e1944fa09b 100644 |
1584 |
+--- a/scripts/kconfig/nconf.c |
1585 |
++++ b/scripts/kconfig/nconf.c |
1586 |
+@@ -1048,7 +1048,7 @@ static int do_match(int key, struct match_state *state, int *ans) |
1587 |
+ state->match_direction = FIND_NEXT_MATCH_UP; |
1588 |
+ *ans = get_mext_match(state->pattern, |
1589 |
+ state->match_direction); |
1590 |
+- } else if (key == KEY_BACKSPACE || key == 127) { |
1591 |
++ } else if (key == KEY_BACKSPACE || key == 8 || key == 127) { |
1592 |
+ state->pattern[strlen(state->pattern)-1] = '\0'; |
1593 |
+ adj_match_dir(&state->match_direction); |
1594 |
+ } else |
1595 |
+diff --git a/scripts/kconfig/nconf.gui.c b/scripts/kconfig/nconf.gui.c |
1596 |
+index a64b1c31253e..0b63357f1d33 100644 |
1597 |
+--- a/scripts/kconfig/nconf.gui.c |
1598 |
++++ b/scripts/kconfig/nconf.gui.c |
1599 |
+@@ -439,7 +439,8 @@ int dialog_inputbox(WINDOW *main_window, |
1600 |
+ case KEY_F(F_EXIT): |
1601 |
+ case KEY_F(F_BACK): |
1602 |
+ break; |
1603 |
+- case 127: |
1604 |
++ case 8: /* ^H */ |
1605 |
++ case 127: /* ^? */ |
1606 |
+ case KEY_BACKSPACE: |
1607 |
+ if (cursor_position > 0) { |
1608 |
+ memmove(&result[cursor_position-1], |
1609 |
+diff --git a/scripts/selinux/genheaders/genheaders.c b/scripts/selinux/genheaders/genheaders.c |
1610 |
+index fa48fabcb330..3cc4893d98cc 100644 |
1611 |
+--- a/scripts/selinux/genheaders/genheaders.c |
1612 |
++++ b/scripts/selinux/genheaders/genheaders.c |
1613 |
+@@ -9,7 +9,6 @@ |
1614 |
+ #include <string.h> |
1615 |
+ #include <errno.h> |
1616 |
+ #include <ctype.h> |
1617 |
+-#include <sys/socket.h> |
1618 |
+ |
1619 |
+ struct security_class_mapping { |
1620 |
+ const char *name; |
1621 |
+diff --git a/scripts/selinux/mdp/mdp.c b/scripts/selinux/mdp/mdp.c |
1622 |
+index ffe8179f5d41..c29fa4a6228d 100644 |
1623 |
+--- a/scripts/selinux/mdp/mdp.c |
1624 |
++++ b/scripts/selinux/mdp/mdp.c |
1625 |
+@@ -32,7 +32,6 @@ |
1626 |
+ #include <stdlib.h> |
1627 |
+ #include <unistd.h> |
1628 |
+ #include <string.h> |
1629 |
+-#include <sys/socket.h> |
1630 |
+ |
1631 |
+ static void usage(char *name) |
1632 |
+ { |
1633 |
+diff --git a/security/selinux/include/classmap.h b/security/selinux/include/classmap.h |
1634 |
+index cc35695d97b4..45ef6a0c17cc 100644 |
1635 |
+--- a/security/selinux/include/classmap.h |
1636 |
++++ b/security/selinux/include/classmap.h |
1637 |
+@@ -1,5 +1,6 @@ |
1638 |
+ /* SPDX-License-Identifier: GPL-2.0 */ |
1639 |
+ #include <linux/capability.h> |
1640 |
++#include <linux/socket.h> |
1641 |
+ |
1642 |
+ #define COMMON_FILE_SOCK_PERMS "ioctl", "read", "write", "create", \ |
1643 |
+ "getattr", "setattr", "lock", "relabelfrom", "relabelto", "append", "map" |
1644 |
+diff --git a/virt/kvm/arm/vgic/vgic-its.c b/virt/kvm/arm/vgic/vgic-its.c |
1645 |
+index d72b8481f250..dc06f5e40041 100644 |
1646 |
+--- a/virt/kvm/arm/vgic/vgic-its.c |
1647 |
++++ b/virt/kvm/arm/vgic/vgic-its.c |
1648 |
+@@ -704,8 +704,9 @@ static bool vgic_its_check_id(struct vgic_its *its, u64 baser, u32 id, |
1649 |
+ int l1_tbl_size = GITS_BASER_NR_PAGES(baser) * SZ_64K; |
1650 |
+ u64 indirect_ptr, type = GITS_BASER_TYPE(baser); |
1651 |
+ int esz = GITS_BASER_ENTRY_SIZE(baser); |
1652 |
+- int index; |
1653 |
++ int index, idx; |
1654 |
+ gfn_t gfn; |
1655 |
++ bool ret; |
1656 |
+ |
1657 |
+ switch (type) { |
1658 |
+ case GITS_BASER_TYPE_DEVICE: |
1659 |
+@@ -732,7 +733,8 @@ static bool vgic_its_check_id(struct vgic_its *its, u64 baser, u32 id, |
1660 |
+ |
1661 |
+ if (eaddr) |
1662 |
+ *eaddr = addr; |
1663 |
+- return kvm_is_visible_gfn(its->dev->kvm, gfn); |
1664 |
++ |
1665 |
++ goto out; |
1666 |
+ } |
1667 |
+ |
1668 |
+ /* calculate and check the index into the 1st level */ |
1669 |
+@@ -766,7 +768,12 @@ static bool vgic_its_check_id(struct vgic_its *its, u64 baser, u32 id, |
1670 |
+ |
1671 |
+ if (eaddr) |
1672 |
+ *eaddr = indirect_ptr; |
1673 |
+- return kvm_is_visible_gfn(its->dev->kvm, gfn); |
1674 |
++ |
1675 |
++out: |
1676 |
++ idx = srcu_read_lock(&its->dev->kvm->srcu); |
1677 |
++ ret = kvm_is_visible_gfn(its->dev->kvm, gfn); |
1678 |
++ srcu_read_unlock(&its->dev->kvm->srcu, idx); |
1679 |
++ return ret; |
1680 |
+ } |
1681 |
+ |
1682 |
+ static int vgic_its_alloc_collection(struct vgic_its *its, |