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

[Mike Pagano]

commit:     1538f48d5f26e4906ebbdc0d1582596d52f3c836
Author:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
AuthorDate: Thu Jun 10 11:10:26 2021 +0000
Commit:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
CommitDate: Thu Jun 10 11:10:26 2021 +0000
URL:        https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=1538f48d

Linux patch 4.9.272

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

 0000_README              |   4 +
 1271_linux-4.9.272.patch | 925 +++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 929 insertions(+)

diff --git a/0000_README b/0000_README
index bb0f7b4..1400163 100644
--- a/0000_README
+++ b/0000_README
@@ -1127,6 +1127,10 @@ Patch:  1270_linux-4.9.271.patch
 From:   http://www.kernel.org
 Desc:   Linux 4.9.271
 
+Patch:  1271_linux-4.9.272.patch
+From:   http://www.kernel.org
+Desc:   Linux 4.9.272
+
 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/1271_linux-4.9.272.patch b/1271_linux-4.9.272.patch
new file mode 100644
index 0000000..ede0c1e
--- /dev/null
+++ b/1271_linux-4.9.272.patch
@@ -0,0 +1,925 @@
+diff --git a/Makefile b/Makefile
+index 4964c2494edb5..39aa8b66fc6ff 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,6 +1,6 @@
+ VERSION = 4
+ PATCHLEVEL = 9
+-SUBLEVEL = 271
++SUBLEVEL = 272
+ EXTRAVERSION =
+ NAME = Roaring Lionus
+ 
+diff --git a/arch/arm64/kernel/traps.c b/arch/arm64/kernel/traps.c
+index 5962badb33462..b6fd2a21b015e 100644
+--- a/arch/arm64/kernel/traps.c
++++ b/arch/arm64/kernel/traps.c
+@@ -543,14 +543,6 @@ asmlinkage long do_ni_syscall(struct pt_regs *regs)
+ 	}
+ #endif
+ 
+-	if (show_unhandled_signals_ratelimited()) {
+-		pr_info("%s[%d]: syscall %d\n", current->comm,
+-			task_pid_nr(current), (int)regs->syscallno);
+-		dump_instr("", regs);
+-		if (user_mode(regs))
+-			__show_regs(regs);
+-	}
+-
+ 	return sys_ni_syscall();
+ }
+ 
+diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
+index 29078eaf18c9b..cbc7f177bbd8e 100644
+--- a/arch/x86/kvm/svm.c
++++ b/arch/x86/kvm/svm.c
+@@ -3412,7 +3412,7 @@ static int cr_interception(struct vcpu_svm *svm)
+ 	err = 0;
+ 	if (cr >= 16) { /* mov to cr */
+ 		cr -= 16;
+-		val = kvm_register_read(&svm->vcpu, reg);
++		val = kvm_register_readl(&svm->vcpu, reg);
+ 		switch (cr) {
+ 		case 0:
+ 			if (!check_selective_cr0_intercepted(svm, val))
+@@ -3457,7 +3457,7 @@ static int cr_interception(struct vcpu_svm *svm)
+ 			kvm_queue_exception(&svm->vcpu, UD_VECTOR);
+ 			return 1;
+ 		}
+-		kvm_register_write(&svm->vcpu, reg, val);
++		kvm_register_writel(&svm->vcpu, reg, val);
+ 	}
+ 	kvm_complete_insn_gp(&svm->vcpu, err);
+ 
+@@ -3489,13 +3489,13 @@ static int dr_interception(struct vcpu_svm *svm)
+ 	if (dr >= 16) { /* mov to DRn */
+ 		if (!kvm_require_dr(&svm->vcpu, dr - 16))
+ 			return 1;
+-		val = kvm_register_read(&svm->vcpu, reg);
++		val = kvm_register_readl(&svm->vcpu, reg);
+ 		kvm_set_dr(&svm->vcpu, dr - 16, val);
+ 	} else {
+ 		if (!kvm_require_dr(&svm->vcpu, dr))
+ 			return 1;
+ 		kvm_get_dr(&svm->vcpu, dr, &val);
+-		kvm_register_write(&svm->vcpu, reg, val);
++		kvm_register_writel(&svm->vcpu, reg, val);
+ 	}
+ 
+ 	skip_emulated_instruction(&svm->vcpu);
+diff --git a/drivers/firmware/efi/cper.c b/drivers/firmware/efi/cper.c
+index c0e54396f2502..dc8d2603612ed 100644
+--- a/drivers/firmware/efi/cper.c
++++ b/drivers/firmware/efi/cper.c
+@@ -257,8 +257,7 @@ static int cper_dimm_err_location(struct cper_mem_err_compact *mem, char *msg)
+ 	if (!msg || !(mem->validation_bits & CPER_MEM_VALID_MODULE_HANDLE))
+ 		return 0;
+ 
+-	n = 0;
+-	len = CPER_REC_LEN - 1;
++	len = CPER_REC_LEN;
+ 	dmi_memdev_name(mem->mem_dev_handle, &bank, &device);
+ 	if (bank && device)
+ 		n = snprintf(msg, len, "DIMM location: %s %s ", bank, device);
+@@ -267,7 +266,6 @@ static int cper_dimm_err_location(struct cper_mem_err_compact *mem, char *msg)
+ 			     "DIMM location: not present. DMI handle: 0x%.4x ",
+ 			     mem->mem_dev_handle);
+ 
+-	msg[n] = '\0';
+ 	return n;
+ }
+ 
+diff --git a/drivers/firmware/efi/memattr.c b/drivers/firmware/efi/memattr.c
+index 9faa09e7c31f1..c2b991b9fa9e6 100644
+--- a/drivers/firmware/efi/memattr.c
++++ b/drivers/firmware/efi/memattr.c
+@@ -68,11 +68,6 @@ static bool entry_is_valid(const efi_memory_desc_t *in, efi_memory_desc_t *out)
+ 		return false;
+ 	}
+ 
+-	if (!(in->attribute & (EFI_MEMORY_RO | EFI_MEMORY_XP))) {
+-		pr_warn("Entry attributes invalid: RO and XP bits both cleared\n");
+-		return false;
+-	}
+-
+ 	if (PAGE_SIZE > EFI_PAGE_SIZE &&
+ 	    (!PAGE_ALIGNED(in->phys_addr) ||
+ 	     !PAGE_ALIGNED(in->num_pages << EFI_PAGE_SHIFT))) {
+diff --git a/drivers/hid/i2c-hid/i2c-hid-core.c b/drivers/hid/i2c-hid/i2c-hid-core.c
+index 606fd875740c0..800c477dd0761 100644
+--- a/drivers/hid/i2c-hid/i2c-hid-core.c
++++ b/drivers/hid/i2c-hid/i2c-hid-core.c
+@@ -1157,8 +1157,8 @@ static int i2c_hid_probe(struct i2c_client *client,
+ 	hid->vendor = le16_to_cpu(ihid->hdesc.wVendorID);
+ 	hid->product = le16_to_cpu(ihid->hdesc.wProductID);
+ 
+-	snprintf(hid->name, sizeof(hid->name), "%s %04hX:%04hX",
+-		 client->name, hid->vendor, hid->product);
++	snprintf(hid->name, sizeof(hid->name), "%s %04X:%04X",
++		 client->name, (u16)hid->vendor, (u16)hid->product);
+ 	strlcpy(hid->phys, dev_name(&client->dev), sizeof(hid->phys));
+ 
+ 	ihid->quirks = i2c_hid_lookup_quirk(hid->vendor, hid->product);
+diff --git a/drivers/hid/usbhid/hid-pidff.c b/drivers/hid/usbhid/hid-pidff.c
+index 08174d341f4a1..bc75f1efa0f4c 100644
+--- a/drivers/hid/usbhid/hid-pidff.c
++++ b/drivers/hid/usbhid/hid-pidff.c
+@@ -1304,6 +1304,7 @@ int hid_pidff_init(struct hid_device *hid)
+ 
+ 	if (pidff->pool[PID_DEVICE_MANAGED_POOL].value &&
+ 	    pidff->pool[PID_DEVICE_MANAGED_POOL].value[0] == 0) {
++		error = -EPERM;
+ 		hid_notice(hid,
+ 			   "device does not support device managed pool\n");
+ 		goto fail;
+diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+index 148e1ff2e5e0e..77dadbe1a4464 100644
+--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
++++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+@@ -4262,7 +4262,6 @@ int bnxt_hwrm_func_qcaps(struct bnxt *bp)
+ 
+ 		pf->fw_fid = le16_to_cpu(resp->fid);
+ 		pf->port_id = le16_to_cpu(resp->port_id);
+-		bp->dev->dev_port = pf->port_id;
+ 		memcpy(pf->mac_addr, resp->mac_address, ETH_ALEN);
+ 		memcpy(bp->dev->dev_addr, pf->mac_addr, ETH_ALEN);
+ 		pf->max_rsscos_ctxs = le16_to_cpu(resp->max_rsscos_ctx);
+diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
+index d418542924e16..297d3f599efda 100644
+--- a/drivers/net/usb/cdc_ncm.c
++++ b/drivers/net/usb/cdc_ncm.c
+@@ -1563,6 +1563,15 @@ cdc_ncm_speed_change(struct usbnet *dev,
+ 	uint32_t rx_speed = le32_to_cpu(data->DLBitRRate);
+ 	uint32_t tx_speed = le32_to_cpu(data->ULBitRate);
+ 
++	/* if the speed hasn't changed, don't report it.
++	 * RTL8156 shipped before 2021 sends notification about every 32ms.
++	 */
++	if (dev->rx_speed == rx_speed && dev->tx_speed == tx_speed)
++		return;
++
++	dev->rx_speed = rx_speed;
++	dev->tx_speed = tx_speed;
++
+ 	/*
+ 	 * Currently the USB-NET API does not support reporting the actual
+ 	 * device speed. Do print it instead.
+@@ -1606,7 +1615,8 @@ static void cdc_ncm_status(struct usbnet *dev, struct urb *urb)
+ 		 * USB_CDC_NOTIFY_NETWORK_CONNECTION notification shall be
+ 		 * sent by device after USB_CDC_NOTIFY_SPEED_CHANGE.
+ 		 */
+-		usbnet_link_change(dev, !!event->wValue, 0);
++		if (netif_carrier_ok(dev->net) != !!event->wValue)
++			usbnet_link_change(dev, !!event->wValue, 0);
+ 		break;
+ 
+ 	case USB_CDC_NOTIFY_SPEED_CHANGE:
+diff --git a/drivers/vfio/pci/Kconfig b/drivers/vfio/pci/Kconfig
+index 24ee2605b9f04..0da884bfc7a80 100644
+--- a/drivers/vfio/pci/Kconfig
++++ b/drivers/vfio/pci/Kconfig
+@@ -1,6 +1,7 @@
+ config VFIO_PCI
+ 	tristate "VFIO support for PCI devices"
+ 	depends on VFIO && PCI && EVENTFD
++	depends on MMU
+ 	select VFIO_VIRQFD
+ 	select IRQ_BYPASS_MANAGER
+ 	help
+diff --git a/drivers/vfio/pci/vfio_pci_config.c b/drivers/vfio/pci/vfio_pci_config.c
+index f3c2de04b20d3..5b0f09b211bee 100644
+--- a/drivers/vfio/pci/vfio_pci_config.c
++++ b/drivers/vfio/pci/vfio_pci_config.c
+@@ -1576,7 +1576,7 @@ static int vfio_ecap_init(struct vfio_pci_device *vdev)
+ 			if (len == 0xFF) {
+ 				len = vfio_ext_cap_len(vdev, ecap, epos);
+ 				if (len < 0)
+-					return ret;
++					return len;
+ 			}
+ 		}
+ 
+diff --git a/drivers/vfio/platform/vfio_platform_common.c b/drivers/vfio/platform/vfio_platform_common.c
+index d143d08c4f0fe..9b1b6c1e218dc 100644
+--- a/drivers/vfio/platform/vfio_platform_common.c
++++ b/drivers/vfio/platform/vfio_platform_common.c
+@@ -288,7 +288,7 @@ err_irq:
+ 	vfio_platform_regions_cleanup(vdev);
+ err_reg:
+ 	mutex_unlock(&driver_lock);
+-	module_put(THIS_MODULE);
++	module_put(vdev->parent_module);
+ 	return ret;
+ }
+ 
+diff --git a/drivers/xen/xen-pciback/vpci.c b/drivers/xen/xen-pciback/vpci.c
+index c99f8bb1c56c4..e6c7509a3d873 100644
+--- a/drivers/xen/xen-pciback/vpci.c
++++ b/drivers/xen/xen-pciback/vpci.c
+@@ -68,7 +68,7 @@ static int __xen_pcibk_add_pci_dev(struct xen_pcibk_device *pdev,
+ 				   struct pci_dev *dev, int devid,
+ 				   publish_pci_dev_cb publish_cb)
+ {
+-	int err = 0, slot, func = -1;
++	int err = 0, slot, func = PCI_FUNC(dev->devfn);
+ 	struct pci_dev_entry *t, *dev_entry;
+ 	struct vpci_dev_data *vpci_dev = pdev->pci_dev_data;
+ 
+@@ -93,23 +93,26 @@ static int __xen_pcibk_add_pci_dev(struct xen_pcibk_device *pdev,
+ 
+ 	/*
+ 	 * Keep multi-function devices together on the virtual PCI bus, except
+-	 * virtual functions.
++	 * that we want to keep virtual functions at func 0 on their own. They
++	 * aren't multi-function devices and hence their presence at func 0
++	 * may cause guests to not scan the other functions.
+ 	 */
+-	if (!dev->is_virtfn) {
++	if (!dev->is_virtfn || func) {
+ 		for (slot = 0; slot < PCI_SLOT_MAX; slot++) {
+ 			if (list_empty(&vpci_dev->dev_list[slot]))
+ 				continue;
+ 
+ 			t = list_entry(list_first(&vpci_dev->dev_list[slot]),
+ 				       struct pci_dev_entry, list);
++			if (t->dev->is_virtfn && !PCI_FUNC(t->dev->devfn))
++				continue;
+ 
+ 			if (match_slot(dev, t->dev)) {
+ 				pr_info("vpci: %s: assign to virtual slot %d func %d\n",
+ 					pci_name(dev), slot,
+-					PCI_FUNC(dev->devfn));
++					func);
+ 				list_add_tail(&dev_entry->list,
+ 					      &vpci_dev->dev_list[slot]);
+-				func = PCI_FUNC(dev->devfn);
+ 				goto unlock;
+ 			}
+ 		}
+@@ -122,7 +125,6 @@ static int __xen_pcibk_add_pci_dev(struct xen_pcibk_device *pdev,
+ 				pci_name(dev), slot);
+ 			list_add_tail(&dev_entry->list,
+ 				      &vpci_dev->dev_list[slot]);
+-			func = dev->is_virtfn ? 0 : PCI_FUNC(dev->devfn);
+ 			goto unlock;
+ 		}
+ 	}
+diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c
+index 4f919628137cb..374d91830a900 100644
+--- a/fs/btrfs/file-item.c
++++ b/fs/btrfs/file-item.c
+@@ -608,7 +608,7 @@ int btrfs_del_csums(struct btrfs_trans_handle *trans,
+ 	u64 end_byte = bytenr + len;
+ 	u64 csum_end;
+ 	struct extent_buffer *leaf;
+-	int ret;
++	int ret = 0;
+ 	u16 csum_size = btrfs_super_csum_size(root->fs_info->super_copy);
+ 	int blocksize_bits = root->fs_info->sb->s_blocksize_bits;
+ 
+@@ -626,6 +626,7 @@ int btrfs_del_csums(struct btrfs_trans_handle *trans,
+ 		path->leave_spinning = 1;
+ 		ret = btrfs_search_slot(trans, root, &key, path, -1, 1);
+ 		if (ret > 0) {
++			ret = 0;
+ 			if (path->slots[0] == 0)
+ 				break;
+ 			path->slots[0]--;
+@@ -656,7 +657,7 @@ int btrfs_del_csums(struct btrfs_trans_handle *trans,
+ 		if (key.offset >= bytenr && csum_end <= end_byte) {
+ 			ret = btrfs_del_item(trans, root, path);
+ 			if (ret)
+-				goto out;
++				break;
+ 			if (key.offset == bytenr)
+ 				break;
+ 		} else if (key.offset < bytenr && csum_end > end_byte) {
+@@ -700,8 +701,9 @@ int btrfs_del_csums(struct btrfs_trans_handle *trans,
+ 			ret = btrfs_split_item(trans, root, path, &key, offset);
+ 			if (ret && ret != -EAGAIN) {
+ 				btrfs_abort_transaction(trans, ret);
+-				goto out;
++				break;
+ 			}
++			ret = 0;
+ 
+ 			key.offset = end_byte - 1;
+ 		} else {
+@@ -711,8 +713,6 @@ int btrfs_del_csums(struct btrfs_trans_handle *trans,
+ 		}
+ 		btrfs_release_path(path);
+ 	}
+-	ret = 0;
+-out:
+ 	btrfs_free_path(path);
+ 	return ret;
+ }
+diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
+index 5c86fecaf167e..11ecd798864c8 100644
+--- a/fs/btrfs/tree-log.c
++++ b/fs/btrfs/tree-log.c
+@@ -1529,6 +1529,7 @@ static noinline int fixup_inode_link_counts(struct btrfs_trans_handle *trans,
+ 			break;
+ 
+ 		if (ret == 1) {
++			ret = 0;
+ 			if (path->slots[0] == 0)
+ 				break;
+ 			path->slots[0]--;
+@@ -1541,17 +1542,19 @@ static noinline int fixup_inode_link_counts(struct btrfs_trans_handle *trans,
+ 
+ 		ret = btrfs_del_item(trans, root, path);
+ 		if (ret)
+-			goto out;
++			break;
+ 
+ 		btrfs_release_path(path);
+ 		inode = read_one_inode(root, key.offset);
+-		if (!inode)
+-			return -EIO;
++		if (!inode) {
++			ret = -EIO;
++			break;
++		}
+ 
+ 		ret = fixup_inode_link_count(trans, root, inode);
+ 		iput(inode);
+ 		if (ret)
+-			goto out;
++			break;
+ 
+ 		/*
+ 		 * fixup on a directory may create new entries,
+@@ -1560,8 +1563,6 @@ static noinline int fixup_inode_link_counts(struct btrfs_trans_handle *trans,
+ 		 */
+ 		key.offset = (u64)-1;
+ 	}
+-	ret = 0;
+-out:
+ 	btrfs_release_path(path);
+ 	return ret;
+ }
+diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
+index 7f291b7be7f3a..e2f31aee67c28 100644
+--- a/fs/ext4/extents.c
++++ b/fs/ext4/extents.c
+@@ -3274,7 +3274,10 @@ static int ext4_split_extent_at(handle_t *handle,
+ 		ext4_ext_mark_unwritten(ex2);
+ 
+ 	err = ext4_ext_insert_extent(handle, inode, ppath, &newex, flags);
+-	if (err == -ENOSPC && (EXT4_EXT_MAY_ZEROOUT & split_flag)) {
++	if (err != -ENOSPC && err != -EDQUOT)
++		goto out;
++
++	if (EXT4_EXT_MAY_ZEROOUT & split_flag) {
+ 		if (split_flag & (EXT4_EXT_DATA_VALID1|EXT4_EXT_DATA_VALID2)) {
+ 			if (split_flag & EXT4_EXT_DATA_VALID1) {
+ 				err = ext4_ext_zeroout(inode, ex2);
+@@ -3300,30 +3303,30 @@ static int ext4_split_extent_at(handle_t *handle,
+ 					      ext4_ext_pblock(&orig_ex));
+ 		}
+ 
+-		if (err)
+-			goto fix_extent_len;
+-		/* update the extent length and mark as initialized */
+-		ex->ee_len = cpu_to_le16(ee_len);
+-		ext4_ext_try_to_merge(handle, inode, path, ex);
+-		err = ext4_ext_dirty(handle, inode, path + path->p_depth);
+-		if (err)
+-			goto fix_extent_len;
+-
+-		/* update extent status tree */
+-		err = ext4_zeroout_es(inode, &zero_ex);
+-
+-		goto out;
+-	} else if (err)
+-		goto fix_extent_len;
+-
+-out:
+-	ext4_ext_show_leaf(inode, path);
+-	return err;
++		if (!err) {
++			/* update the extent length and mark as initialized */
++			ex->ee_len = cpu_to_le16(ee_len);
++			ext4_ext_try_to_merge(handle, inode, path, ex);
++			err = ext4_ext_dirty(handle, inode, path + path->p_depth);
++			if (!err)
++				/* update extent status tree */
++				err = ext4_zeroout_es(inode, &zero_ex);
++			/* If we failed at this point, we don't know in which
++			 * state the extent tree exactly is so don't try to fix
++			 * length of the original extent as it may do even more
++			 * damage.
++			 */
++			goto out;
++		}
++	}
+ 
+ fix_extent_len:
+ 	ex->ee_len = orig_ex.ee_len;
+ 	ext4_ext_dirty(handle, inode, path + path->p_depth);
+ 	return err;
++out:
++	ext4_ext_show_leaf(inode, path);
++	return err;
+ }
+ 
+ /*
+diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
+index c17285df12be2..3aa4441f5ab50 100644
+--- a/fs/ocfs2/file.c
++++ b/fs/ocfs2/file.c
+@@ -1838,6 +1838,45 @@ out:
+ 	return ret;
+ }
+ 
++/*
++ * zero out partial blocks of one cluster.
++ *
++ * start: file offset where zero starts, will be made upper block aligned.
++ * len: it will be trimmed to the end of current cluster if "start + len"
++ *      is bigger than it.
++ */
++static int ocfs2_zeroout_partial_cluster(struct inode *inode,
++					u64 start, u64 len)
++{
++	int ret;
++	u64 start_block, end_block, nr_blocks;
++	u64 p_block, offset;
++	u32 cluster, p_cluster, nr_clusters;
++	struct super_block *sb = inode->i_sb;
++	u64 end = ocfs2_align_bytes_to_clusters(sb, start);
++
++	if (start + len < end)
++		end = start + len;
++
++	start_block = ocfs2_blocks_for_bytes(sb, start);
++	end_block = ocfs2_blocks_for_bytes(sb, end);
++	nr_blocks = end_block - start_block;
++	if (!nr_blocks)
++		return 0;
++
++	cluster = ocfs2_bytes_to_clusters(sb, start);
++	ret = ocfs2_get_clusters(inode, cluster, &p_cluster,
++				&nr_clusters, NULL);
++	if (ret)
++		return ret;
++	if (!p_cluster)
++		return 0;
++
++	offset = start_block - ocfs2_clusters_to_blocks(sb, cluster);
++	p_block = ocfs2_clusters_to_blocks(sb, p_cluster) + offset;
++	return sb_issue_zeroout(sb, p_block, nr_blocks, GFP_NOFS);
++}
++
+ /*
+  * Parts of this function taken from xfs_change_file_space()
+  */
+@@ -1848,7 +1887,7 @@ static int __ocfs2_change_file_space(struct file *file, struct inode *inode,
+ {
+ 	int ret;
+ 	s64 llen;
+-	loff_t size;
++	loff_t size, orig_isize;
+ 	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+ 	struct buffer_head *di_bh = NULL;
+ 	handle_t *handle;
+@@ -1879,6 +1918,7 @@ static int __ocfs2_change_file_space(struct file *file, struct inode *inode,
+ 		goto out_inode_unlock;
+ 	}
+ 
++	orig_isize = i_size_read(inode);
+ 	switch (sr->l_whence) {
+ 	case 0: /*SEEK_SET*/
+ 		break;
+@@ -1886,7 +1926,7 @@ static int __ocfs2_change_file_space(struct file *file, struct inode *inode,
+ 		sr->l_start += f_pos;
+ 		break;
+ 	case 2: /*SEEK_END*/
+-		sr->l_start += i_size_read(inode);
++		sr->l_start += orig_isize;
+ 		break;
+ 	default:
+ 		ret = -EINVAL;
+@@ -1940,6 +1980,14 @@ static int __ocfs2_change_file_space(struct file *file, struct inode *inode,
+ 	default:
+ 		ret = -EINVAL;
+ 	}
++
++	/* zeroout eof blocks in the cluster. */
++	if (!ret && change_size && orig_isize < size) {
++		ret = ocfs2_zeroout_partial_cluster(inode, orig_isize,
++					size - orig_isize);
++		if (!ret)
++			i_size_write(inode, size);
++	}
+ 	up_write(&OCFS2_I(inode)->ip_alloc_sem);
+ 	if (ret) {
+ 		mlog_errno(ret);
+@@ -1956,9 +2004,6 @@ static int __ocfs2_change_file_space(struct file *file, struct inode *inode,
+ 		goto out_inode_unlock;
+ 	}
+ 
+-	if (change_size && i_size_read(inode) < size)
+-		i_size_write(inode, size);
+-
+ 	inode->i_ctime = inode->i_mtime = current_time(inode);
+ 	ret = ocfs2_mark_inode_dirty(handle, inode, di_bh);
+ 	if (ret < 0)
+diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h
+index fde7550754df6..52f47c2944f84 100644
+--- a/include/linux/usb/usbnet.h
++++ b/include/linux/usb/usbnet.h
+@@ -80,6 +80,8 @@ struct usbnet {
+ #		define EVENT_LINK_CHANGE	11
+ #		define EVENT_SET_RX_MODE	12
+ #		define EVENT_NO_IP_ALIGN	13
++	u32			rx_speed;	/* in bps - NOT Mbps */
++	u32			tx_speed;	/* in bps - NOT Mbps */
+ };
+ 
+ static inline struct usb_driver *driver_of(struct usb_interface *intf)
+diff --git a/include/net/caif/caif_dev.h b/include/net/caif/caif_dev.h
+index 028b754ae9b17..0baf2e21a533f 100644
+--- a/include/net/caif/caif_dev.h
++++ b/include/net/caif/caif_dev.h
+@@ -119,7 +119,7 @@ void caif_free_client(struct cflayer *adap_layer);
+  * The link_support layer is used to add any Link Layer specific
+  * framing.
+  */
+-void caif_enroll_dev(struct net_device *dev, struct caif_dev_common *caifdev,
++int caif_enroll_dev(struct net_device *dev, struct caif_dev_common *caifdev,
+ 			struct cflayer *link_support, int head_room,
+ 			struct cflayer **layer, int (**rcv_func)(
+ 				struct sk_buff *, struct net_device *,
+diff --git a/include/net/caif/cfcnfg.h b/include/net/caif/cfcnfg.h
+index 70bfd017581fb..219094ace893c 100644
+--- a/include/net/caif/cfcnfg.h
++++ b/include/net/caif/cfcnfg.h
+@@ -62,7 +62,7 @@ void cfcnfg_remove(struct cfcnfg *cfg);
+  * @fcs:	Specify if checksum is used in CAIF Framing Layer.
+  * @head_room:	Head space needed by link specific protocol.
+  */
+-void
++int
+ cfcnfg_add_phy_layer(struct cfcnfg *cnfg,
+ 		     struct net_device *dev, struct cflayer *phy_layer,
+ 		     enum cfcnfg_phy_preference pref,
+diff --git a/include/net/caif/cfserl.h b/include/net/caif/cfserl.h
+index b5b020f3c72eb..bc3fae07a25f9 100644
+--- a/include/net/caif/cfserl.h
++++ b/include/net/caif/cfserl.h
+@@ -9,4 +9,5 @@
+ #include <net/caif/caif_layer.h>
+ 
+ struct cflayer *cfserl_create(int instance, bool use_stx);
++void cfserl_release(struct cflayer *layer);
+ #endif
+diff --git a/init/main.c b/init/main.c
+index 7ad08957dd180..9e057314a15f3 100644
+--- a/init/main.c
++++ b/init/main.c
+@@ -1005,7 +1005,7 @@ static noinline void __init kernel_init_freeable(void)
+ 	 */
+ 	set_cpus_allowed_ptr(current, cpu_all_mask);
+ 
+-	cad_pid = task_pid(current);
++	cad_pid = get_pid(task_pid(current));
+ 
+ 	smp_prepare_cpus(setup_max_cpus);
+ 
+diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
+index 02f44a408edbd..839c534bdcdb9 100644
+--- a/net/bluetooth/hci_core.c
++++ b/net/bluetooth/hci_core.c
+@@ -1422,8 +1422,13 @@ static int hci_dev_do_open(struct hci_dev *hdev)
+ 	} else {
+ 		/* Init failed, cleanup */
+ 		flush_work(&hdev->tx_work);
+-		flush_work(&hdev->cmd_work);
++
++		/* Since hci_rx_work() is possible to awake new cmd_work
++		 * it should be flushed first to avoid unexpected call of
++		 * hci_cmd_work()
++		 */
+ 		flush_work(&hdev->rx_work);
++		flush_work(&hdev->cmd_work);
+ 
+ 		skb_queue_purge(&hdev->cmd_q);
+ 		skb_queue_purge(&hdev->rx_q);
+diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
+index 44b3146c61175..35f5585188de7 100644
+--- a/net/bluetooth/hci_sock.c
++++ b/net/bluetooth/hci_sock.c
+@@ -750,7 +750,7 @@ void hci_sock_dev_event(struct hci_dev *hdev, int event)
+ 		/* Detach sockets from device */
+ 		read_lock(&hci_sk_list.lock);
+ 		sk_for_each(sk, &hci_sk_list.head) {
+-			bh_lock_sock_nested(sk);
++			lock_sock(sk);
+ 			if (hci_pi(sk)->hdev == hdev) {
+ 				hci_pi(sk)->hdev = NULL;
+ 				sk->sk_err = EPIPE;
+@@ -759,7 +759,7 @@ void hci_sock_dev_event(struct hci_dev *hdev, int event)
+ 
+ 				hci_dev_put(hdev);
+ 			}
+-			bh_unlock_sock(sk);
++			release_sock(sk);
+ 		}
+ 		read_unlock(&hci_sk_list.lock);
+ 	}
+diff --git a/net/caif/caif_dev.c b/net/caif/caif_dev.c
+index a0443d40d677c..a28ffbbf7450c 100644
+--- a/net/caif/caif_dev.c
++++ b/net/caif/caif_dev.c
+@@ -303,7 +303,7 @@ static void dev_flowctrl(struct net_device *dev, int on)
+ 	caifd_put(caifd);
+ }
+ 
+-void caif_enroll_dev(struct net_device *dev, struct caif_dev_common *caifdev,
++int caif_enroll_dev(struct net_device *dev, struct caif_dev_common *caifdev,
+ 		     struct cflayer *link_support, int head_room,
+ 		     struct cflayer **layer,
+ 		     int (**rcv_func)(struct sk_buff *, struct net_device *,
+@@ -314,11 +314,12 @@ void caif_enroll_dev(struct net_device *dev, struct caif_dev_common *caifdev,
+ 	enum cfcnfg_phy_preference pref;
+ 	struct cfcnfg *cfg = get_cfcnfg(dev_net(dev));
+ 	struct caif_device_entry_list *caifdevs;
++	int res;
+ 
+ 	caifdevs = caif_device_list(dev_net(dev));
+ 	caifd = caif_device_alloc(dev);
+ 	if (!caifd)
+-		return;
++		return -ENOMEM;
+ 	*layer = &caifd->layer;
+ 	spin_lock_init(&caifd->flow_lock);
+ 
+@@ -340,7 +341,7 @@ void caif_enroll_dev(struct net_device *dev, struct caif_dev_common *caifdev,
+ 		sizeof(caifd->layer.name) - 1);
+ 	caifd->layer.name[sizeof(caifd->layer.name) - 1] = 0;
+ 	caifd->layer.transmit = transmit;
+-	cfcnfg_add_phy_layer(cfg,
++	res = cfcnfg_add_phy_layer(cfg,
+ 				dev,
+ 				&caifd->layer,
+ 				pref,
+@@ -350,6 +351,7 @@ void caif_enroll_dev(struct net_device *dev, struct caif_dev_common *caifdev,
+ 	mutex_unlock(&caifdevs->lock);
+ 	if (rcv_func)
+ 		*rcv_func = receive;
++	return res;
+ }
+ EXPORT_SYMBOL(caif_enroll_dev);
+ 
+@@ -364,6 +366,7 @@ static int caif_device_notify(struct notifier_block *me, unsigned long what,
+ 	struct cflayer *layer, *link_support;
+ 	int head_room = 0;
+ 	struct caif_device_entry_list *caifdevs;
++	int res;
+ 
+ 	cfg = get_cfcnfg(dev_net(dev));
+ 	caifdevs = caif_device_list(dev_net(dev));
+@@ -389,8 +392,10 @@ static int caif_device_notify(struct notifier_block *me, unsigned long what,
+ 				break;
+ 			}
+ 		}
+-		caif_enroll_dev(dev, caifdev, link_support, head_room,
++		res = caif_enroll_dev(dev, caifdev, link_support, head_room,
+ 				&layer, NULL);
++		if (res)
++			cfserl_release(link_support);
+ 		caifdev->flowctrl = dev_flowctrl;
+ 		break;
+ 
+diff --git a/net/caif/caif_usb.c b/net/caif/caif_usb.c
+index 5cd44f001f647..485dde566c1a9 100644
+--- a/net/caif/caif_usb.c
++++ b/net/caif/caif_usb.c
+@@ -116,6 +116,11 @@ static struct cflayer *cfusbl_create(int phyid, u8 ethaddr[ETH_ALEN],
+ 	return (struct cflayer *) this;
+ }
+ 
++static void cfusbl_release(struct cflayer *layer)
++{
++	kfree(layer);
++}
++
+ static struct packet_type caif_usb_type __read_mostly = {
+ 	.type = cpu_to_be16(ETH_P_802_EX1),
+ };
+@@ -128,6 +133,7 @@ static int cfusbl_device_notify(struct notifier_block *me, unsigned long what,
+ 	struct cflayer *layer, *link_support;
+ 	struct usbnet *usbnet;
+ 	struct usb_device *usbdev;
++	int res;
+ 
+ 	/* Check whether we have a NCM device, and find its VID/PID. */
+ 	if (!(dev->dev.parent && dev->dev.parent->driver &&
+@@ -170,8 +176,11 @@ static int cfusbl_device_notify(struct notifier_block *me, unsigned long what,
+ 	if (dev->num_tx_queues > 1)
+ 		pr_warn("USB device uses more than one tx queue\n");
+ 
+-	caif_enroll_dev(dev, &common, link_support, CFUSB_MAX_HEADLEN,
++	res = caif_enroll_dev(dev, &common, link_support, CFUSB_MAX_HEADLEN,
+ 			&layer, &caif_usb_type.func);
++	if (res)
++		goto err;
++
+ 	if (!pack_added)
+ 		dev_add_pack(&caif_usb_type);
+ 	pack_added = true;
+@@ -181,6 +190,9 @@ static int cfusbl_device_notify(struct notifier_block *me, unsigned long what,
+ 	layer->name[sizeof(layer->name) - 1] = 0;
+ 
+ 	return 0;
++err:
++	cfusbl_release(link_support);
++	return res;
+ }
+ 
+ static struct notifier_block caif_device_notifier = {
+diff --git a/net/caif/cfcnfg.c b/net/caif/cfcnfg.c
+index fa39fc2987086..c45b531a6cd5c 100644
+--- a/net/caif/cfcnfg.c
++++ b/net/caif/cfcnfg.c
+@@ -455,7 +455,7 @@ unlock:
+ 	rcu_read_unlock();
+ }
+ 
+-void
++int
+ cfcnfg_add_phy_layer(struct cfcnfg *cnfg,
+ 		     struct net_device *dev, struct cflayer *phy_layer,
+ 		     enum cfcnfg_phy_preference pref,
+@@ -464,7 +464,7 @@ cfcnfg_add_phy_layer(struct cfcnfg *cnfg,
+ {
+ 	struct cflayer *frml;
+ 	struct cfcnfg_phyinfo *phyinfo = NULL;
+-	int i;
++	int i, res = 0;
+ 	u8 phyid;
+ 
+ 	mutex_lock(&cnfg->lock);
+@@ -478,12 +478,15 @@ cfcnfg_add_phy_layer(struct cfcnfg *cnfg,
+ 			goto got_phyid;
+ 	}
+ 	pr_warn("Too many CAIF Link Layers (max 6)\n");
++	res = -EEXIST;
+ 	goto out;
+ 
+ got_phyid:
+ 	phyinfo = kzalloc(sizeof(struct cfcnfg_phyinfo), GFP_ATOMIC);
+-	if (!phyinfo)
++	if (!phyinfo) {
++		res = -ENOMEM;
+ 		goto out_err;
++	}
+ 
+ 	phy_layer->id = phyid;
+ 	phyinfo->pref = pref;
+@@ -497,8 +500,10 @@ got_phyid:
+ 
+ 	frml = cffrml_create(phyid, fcs);
+ 
+-	if (!frml)
++	if (!frml) {
++		res = -ENOMEM;
+ 		goto out_err;
++	}
+ 	phyinfo->frm_layer = frml;
+ 	layer_set_up(frml, cnfg->mux);
+ 
+@@ -516,11 +521,12 @@ got_phyid:
+ 	list_add_rcu(&phyinfo->node, &cnfg->phys);
+ out:
+ 	mutex_unlock(&cnfg->lock);
+-	return;
++	return res;
+ 
+ out_err:
+ 	kfree(phyinfo);
+ 	mutex_unlock(&cnfg->lock);
++	return res;
+ }
+ EXPORT_SYMBOL(cfcnfg_add_phy_layer);
+ 
+diff --git a/net/caif/cfserl.c b/net/caif/cfserl.c
+index ce60f06d76de3..af1e1e36dc90a 100644
+--- a/net/caif/cfserl.c
++++ b/net/caif/cfserl.c
+@@ -31,6 +31,11 @@ static int cfserl_transmit(struct cflayer *layr, struct cfpkt *pkt);
+ static void cfserl_ctrlcmd(struct cflayer *layr, enum caif_ctrlcmd ctrl,
+ 			   int phyid);
+ 
++void cfserl_release(struct cflayer *layer)
++{
++	kfree(layer);
++}
++
+ struct cflayer *cfserl_create(int instance, bool use_stx)
+ {
+ 	struct cfserl *this = kzalloc(sizeof(struct cfserl), GFP_ATOMIC);
+diff --git a/net/ieee802154/nl-mac.c b/net/ieee802154/nl-mac.c
+index c0930b9fe848b..7531cb1665d2b 100644
+--- a/net/ieee802154/nl-mac.c
++++ b/net/ieee802154/nl-mac.c
+@@ -688,8 +688,10 @@ int ieee802154_llsec_getparams(struct sk_buff *skb, struct genl_info *info)
+ 	    nla_put_u8(msg, IEEE802154_ATTR_LLSEC_SECLEVEL, params.out_level) ||
+ 	    nla_put_u32(msg, IEEE802154_ATTR_LLSEC_FRAME_COUNTER,
+ 			be32_to_cpu(params.frame_counter)) ||
+-	    ieee802154_llsec_fill_key_id(msg, &params.out_key))
++	    ieee802154_llsec_fill_key_id(msg, &params.out_key)) {
++		rc = -ENOBUFS;
+ 		goto out_free;
++	}
+ 
+ 	dev_put(dev);
+ 
+diff --git a/net/ieee802154/nl-phy.c b/net/ieee802154/nl-phy.c
+index 77d73014bde31..11f53dc0c1c09 100644
+--- a/net/ieee802154/nl-phy.c
++++ b/net/ieee802154/nl-phy.c
+@@ -249,8 +249,10 @@ int ieee802154_add_iface(struct sk_buff *skb, struct genl_info *info)
+ 	}
+ 
+ 	if (nla_put_string(msg, IEEE802154_ATTR_PHY_NAME, wpan_phy_name(phy)) ||
+-	    nla_put_string(msg, IEEE802154_ATTR_DEV_NAME, dev->name))
++	    nla_put_string(msg, IEEE802154_ATTR_DEV_NAME, dev->name)) {
++		rc = -EMSGSIZE;
+ 		goto nla_put_failure;
++	}
+ 	dev_put(dev);
+ 
+ 	wpan_phy_put(phy);
+diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
+index ba9e711f7e3d6..4e08305a55c48 100644
+--- a/net/netfilter/ipvs/ip_vs_ctl.c
++++ b/net/netfilter/ipvs/ip_vs_ctl.c
+@@ -1256,7 +1256,7 @@ ip_vs_add_service(struct netns_ipvs *ipvs, struct ip_vs_service_user_kern *u,
+ 	ip_vs_addr_copy(svc->af, &svc->addr, &u->addr);
+ 	svc->port = u->port;
+ 	svc->fwmark = u->fwmark;
+-	svc->flags = u->flags;
++	svc->flags = u->flags & ~IP_VS_SVC_F_HASHED;
+ 	svc->timeout = u->timeout * HZ;
+ 	svc->netmask = u->netmask;
+ 	svc->ipvs = ipvs;
+diff --git a/net/netfilter/nfnetlink_cthelper.c b/net/netfilter/nfnetlink_cthelper.c
+index 8396dc8ee2474..babe42ff3eecf 100644
+--- a/net/netfilter/nfnetlink_cthelper.c
++++ b/net/netfilter/nfnetlink_cthelper.c
+@@ -355,10 +355,14 @@ static int
+ nfnl_cthelper_update(const struct nlattr * const tb[],
+ 		     struct nf_conntrack_helper *helper)
+ {
++	u32 size;
+ 	int ret;
+ 
+-	if (tb[NFCTH_PRIV_DATA_LEN])
+-		return -EBUSY;
++	if (tb[NFCTH_PRIV_DATA_LEN]) {
++		size = ntohl(nla_get_be32(tb[NFCTH_PRIV_DATA_LEN]));
++		if (size != helper->data_len)
++			return -EBUSY;
++	}
+ 
+ 	if (tb[NFCTH_POLICY]) {
+ 		ret = nfnl_cthelper_update_policy(helper, tb[NFCTH_POLICY]);
+diff --git a/net/nfc/llcp_sock.c b/net/nfc/llcp_sock.c
+index 22e340a9049c8..92c6fbfd51f79 100644
+--- a/net/nfc/llcp_sock.c
++++ b/net/nfc/llcp_sock.c
+@@ -121,6 +121,7 @@ static int llcp_sock_bind(struct socket *sock, struct sockaddr *addr, int alen)
+ 	if (!llcp_sock->service_name) {
+ 		nfc_llcp_local_put(llcp_sock->local);
+ 		llcp_sock->local = NULL;
++		llcp_sock->dev = NULL;
+ 		ret = -ENOMEM;
+ 		goto put_dev;
+ 	}
+@@ -130,6 +131,7 @@ static int llcp_sock_bind(struct socket *sock, struct sockaddr *addr, int alen)
+ 		llcp_sock->local = NULL;
+ 		kfree(llcp_sock->service_name);
+ 		llcp_sock->service_name = NULL;
++		llcp_sock->dev = NULL;
+ 		ret = -EADDRINUSE;
+ 		goto put_dev;
+ 	}
+diff --git a/sound/core/timer.c b/sound/core/timer.c
+index f8a4b2a2f8f6b..6475b85599364 100644
+--- a/sound/core/timer.c
++++ b/sound/core/timer.c
+@@ -488,9 +488,10 @@ static void snd_timer_notify1(struct snd_timer_instance *ti, int event)
+ 		return;
+ 	if (timer->hw.flags & SNDRV_TIMER_HW_SLAVE)
+ 		return;
++	event += 10; /* convert to SNDRV_TIMER_EVENT_MXXX */
+ 	list_for_each_entry(ts, &ti->slave_active_head, active_list)
+ 		if (ts->ccallback)
+-			ts->ccallback(ts, event + 100, &tstamp, resolution);
++			ts->ccallback(ts, event, &tstamp, resolution);
+ }
+ 
+ /* start/continue a master timer */