Re: Linux 4.14.52

From: Greg KH
Date: Mon Jun 25 2018 - 21:11:02 EST

diff --git a/Makefile b/Makefile
index a33376204c17..e2e4009bbfed 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 14
-SUBLEVEL = 51
+SUBLEVEL = 52
EXTRAVERSION =
NAME = Petit Gorille

diff --git a/arch/x86/kernel/cpu/intel_rdt.c b/arch/x86/kernel/cpu/intel_rdt.c
index 18dd8f22e353..665d0f6cd62f 100644
--- a/arch/x86/kernel/cpu/intel_rdt.c
+++ b/arch/x86/kernel/cpu/intel_rdt.c
@@ -773,6 +773,8 @@ static __init void rdt_quirks(void)
case INTEL_FAM6_SKYLAKE_X:
if (boot_cpu_data.x86_stepping <= 4)
set_rdt_options("!cmt,!mbmtotal,!mbmlocal,!l3cat");
+ else
+ set_rdt_options("!l3cat");
}
}

diff --git a/arch/x86/kernel/cpu/mcheck/mce-inject.c b/arch/x86/kernel/cpu/mcheck/mce-inject.c
index 231ad23b24a9..8fec687b3e44 100644
--- a/arch/x86/kernel/cpu/mcheck/mce-inject.c
+++ b/arch/x86/kernel/cpu/mcheck/mce-inject.c
@@ -48,7 +48,7 @@ static struct dentry *dfs_inj;

static u8 n_banks;

-#define MAX_FLAG_OPT_SIZE 3
+#define MAX_FLAG_OPT_SIZE 4
#define NBCFG 0x44

enum injection_type {
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 74c35513ada5..49979c095f31 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -2252,7 +2252,6 @@ static void blk_mq_del_queue_tag_set(struct request_queue *q)

mutex_lock(&set->tag_list_lock);
list_del_rcu(&q->tag_set_list);
- INIT_LIST_HEAD(&q->tag_set_list);
if (list_is_singular(&set->tag_list)) {
/* just transitioned to unshared */
set->flags &= ~BLK_MQ_F_TAG_SHARED;
@@ -2260,8 +2259,8 @@ static void blk_mq_del_queue_tag_set(struct request_queue *q)
blk_mq_update_tag_set_depth(set, false);
}
mutex_unlock(&set->tag_list_lock);
-
synchronize_rcu();
+ INIT_LIST_HEAD(&q->tag_set_list);
}

static void blk_mq_add_queue_tag_set(struct blk_mq_tag_set *set,
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 71008dbabe98..cad2530a5b52 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4543,9 +4543,6 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
ATA_HORKAGE_ZERO_AFTER_TRIM |
ATA_HORKAGE_NOLPM, },

- /* Sandisk devices which are known to not handle LPM well */
- { "SanDisk SD7UB3Q*G1001", NULL, ATA_HORKAGE_NOLPM, },
-
/* devices that don't properly handle queued TRIM commands */
{ "Micron_M500IT_*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM |
ATA_HORKAGE_ZERO_AFTER_TRIM, },
diff --git a/drivers/ata/libata-zpodd.c b/drivers/ata/libata-zpodd.c
index de4ddd0e8550..b3ed8f9953a8 100644
--- a/drivers/ata/libata-zpodd.c
+++ b/drivers/ata/libata-zpodd.c
@@ -35,7 +35,7 @@ struct zpodd {
static int eject_tray(struct ata_device *dev)
{
struct ata_taskfile tf;
- static const char cdb[] = { GPCMD_START_STOP_UNIT,
+ static const char cdb[ATAPI_CDB_LEN] = { GPCMD_START_STOP_UNIT,
0, 0, 0,
0x02, /* LoEj */
0, 0, 0, 0, 0, 0, 0,
diff --git a/drivers/base/core.c b/drivers/base/core.c
index c8501cdb95f4..a359934ffd85 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -1461,7 +1461,7 @@ class_dir_create_and_add(struct class *class, struct kobject *parent_kobj)

dir = kzalloc(sizeof(*dir), GFP_KERNEL);
if (!dir)
- return NULL;
+ return ERR_PTR(-ENOMEM);

dir->class = class;
kobject_init(&dir->kobj, &class_dir_ktype);
@@ -1471,7 +1471,7 @@ class_dir_create_and_add(struct class *class, struct kobject *parent_kobj)
retval = kobject_add(&dir->kobj, parent_kobj, "%s", class->name);
if (retval < 0) {
kobject_put(&dir->kobj);
- return NULL;
+ return ERR_PTR(retval);
}
return &dir->kobj;
}
@@ -1778,6 +1778,10 @@ int device_add(struct device *dev)

parent = get_device(dev->parent);
kobj = get_device_parent(dev, parent);
+ if (IS_ERR(kobj)) {
+ error = PTR_ERR(kobj);
+ goto parent_error;
+ }
if (kobj)
dev->kobj.parent = kobj;

@@ -1876,6 +1880,7 @@ int device_add(struct device *dev)
kobject_del(&dev->kobj);
Error:
cleanup_glue_dir(dev, glue_dir);
+parent_error:
put_device(parent);
name_error:
kfree(dev->p);
@@ -2695,6 +2700,11 @@ int device_move(struct device *dev, struct device *new_parent,
device_pm_lock();
new_parent = get_device(new_parent);
new_parent_kobj = get_device_parent(dev, new_parent);
+ if (IS_ERR(new_parent_kobj)) {
+ error = PTR_ERR(new_parent_kobj);
+ put_device(new_parent);
+ goto out;
+ }

pr_debug("device: '%s': %s: moving to '%s'\n", dev_name(dev),
__func__, new_parent ? dev_name(new_parent) : "<NULL>");
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 86258b00a1d4..6fb64e73bc96 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -173,9 +173,12 @@ static const struct device_attribute pid_attr = {
static void nbd_dev_remove(struct nbd_device *nbd)
{
struct gendisk *disk = nbd->disk;
+ struct request_queue *q;
+
if (disk) {
+ q = disk->queue;
del_gendisk(disk);
- blk_cleanup_queue(disk->queue);
+ blk_cleanup_queue(q);
blk_mq_free_tag_set(&nbd->tag_set);
disk->private_data = NULL;
put_disk(disk);
@@ -231,9 +234,18 @@ static void nbd_size_clear(struct nbd_device *nbd)
static void nbd_size_update(struct nbd_device *nbd)
{
struct nbd_config *config = nbd->config;
+ struct block_device *bdev = bdget_disk(nbd->disk, 0);
+
blk_queue_logical_block_size(nbd->disk->queue, config->blksize);
blk_queue_physical_block_size(nbd->disk->queue, config->blksize);
set_capacity(nbd->disk, config->bytesize >> 9);
+ if (bdev) {
+ if (bdev->bd_disk)
+ bd_set_size(bdev, config->bytesize);
+ else
+ bdev->bd_invalidated = 1;
+ bdput(bdev);
+ }
kobject_uevent(&nbd_to_dev(nbd)->kobj, KOBJ_CHANGE);
}

@@ -243,6 +255,8 @@ static void nbd_size_set(struct nbd_device *nbd, loff_t blocksize,
struct nbd_config *config = nbd->config;
config->blksize = blocksize;
config->bytesize = blocksize * nr_blocks;
+ if (nbd->task_recv != NULL)
+ nbd_size_update(nbd);
}

static void nbd_complete_rq(struct request *req)
@@ -1109,7 +1123,6 @@ static int nbd_start_device_ioctl(struct nbd_device *nbd, struct block_device *b
if (ret)
return ret;

- bd_set_size(bdev, config->bytesize);
if (max_part)
bdev->bd_invalidated = 1;
mutex_unlock(&nbd->config_lock);
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 789fc3a8289f..93754300cb57 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -693,6 +693,8 @@ static ssize_t store_##file_name \
struct cpufreq_policy new_policy; \
\
memcpy(&new_policy, policy, sizeof(*policy)); \
+ new_policy.min = policy->user_policy.min; \
+ new_policy.max = policy->user_policy.max; \
\
ret = sscanf(buf, "%u", &new_policy.object); \
if (ret != 1) \
diff --git a/drivers/cpufreq/cpufreq_governor.c b/drivers/cpufreq/cpufreq_governor.c
index ca38229b045a..43e14bb512c8 100644
--- a/drivers/cpufreq/cpufreq_governor.c
+++ b/drivers/cpufreq/cpufreq_governor.c
@@ -165,7 +165,7 @@ unsigned int dbs_update(struct cpufreq_policy *policy)
* calls, so the previous load value can be used then.
*/
load = j_cdbs->prev_load;
- } else if (unlikely(time_elapsed > 2 * sampling_rate &&
+ } else if (unlikely((int)idle_time > 2 * sampling_rate &&
j_cdbs->prev_load)) {
/*
* If the CPU had gone completely idle and a task has
@@ -185,10 +185,8 @@ unsigned int dbs_update(struct cpufreq_policy *policy)
* clear prev_load to guarantee that the load will be
* computed again next time.
*
- * Detecting this situation is easy: the governor's
- * utilization update handler would not have run during
- * CPU-idle periods. Hence, an unusually large
- * 'time_elapsed' (as compared to the sampling rate)
+ * Detecting this situation is easy: an unusually large
+ * 'idle_time' (as compared to the sampling rate)
* indicates this scenario.
*/
load = j_cdbs->prev_load;
@@ -217,8 +215,8 @@ unsigned int dbs_update(struct cpufreq_policy *policy)
j_cdbs->prev_load = load;
}

- if (time_elapsed > 2 * sampling_rate) {
- unsigned int periods = time_elapsed / sampling_rate;
+ if (unlikely((int)idle_time > 2 * sampling_rate)) {
+ unsigned int periods = idle_time / sampling_rate;

if (periods < idle_periods)
idle_periods = periods;
diff --git a/drivers/hid/intel-ish-hid/ipc/pci-ish.c b/drivers/hid/intel-ish-hid/ipc/pci-ish.c
index 20d824f74f99..90d7be08fea0 100644
--- a/drivers/hid/intel-ish-hid/ipc/pci-ish.c
+++ b/drivers/hid/intel-ish-hid/ipc/pci-ish.c
@@ -204,8 +204,7 @@ static void ish_remove(struct pci_dev *pdev)
kfree(ishtp_dev);
}

-#ifdef CONFIG_PM
-static struct device *ish_resume_device;
+static struct device __maybe_unused *ish_resume_device;

/* 50ms to get resume response */
#define WAIT_FOR_RESUME_ACK_MS 50
@@ -219,7 +218,7 @@ static struct device *ish_resume_device;
* in that case a simple resume message is enough, others we need
* a reset sequence.
*/
-static void ish_resume_handler(struct work_struct *work)
+static void __maybe_unused ish_resume_handler(struct work_struct *work)
{
struct pci_dev *pdev = to_pci_dev(ish_resume_device);
struct ishtp_device *dev = pci_get_drvdata(pdev);
@@ -261,7 +260,7 @@ static void ish_resume_handler(struct work_struct *work)
*
* Return: 0 to the pm core
*/
-static int ish_suspend(struct device *device)
+static int __maybe_unused ish_suspend(struct device *device)
{
struct pci_dev *pdev = to_pci_dev(device);
struct ishtp_device *dev = pci_get_drvdata(pdev);
@@ -287,7 +286,7 @@ static int ish_suspend(struct device *device)
return 0;
}

-static DECLARE_WORK(resume_work, ish_resume_handler);
+static __maybe_unused DECLARE_WORK(resume_work, ish_resume_handler);
/**
* ish_resume() - ISH resume callback
* @device: device pointer
@@ -296,7 +295,7 @@ static DECLARE_WORK(resume_work, ish_resume_handler);
*
* Return: 0 to the pm core
*/
-static int ish_resume(struct device *device)
+static int __maybe_unused ish_resume(struct device *device)
{
struct pci_dev *pdev = to_pci_dev(device);
struct ishtp_device *dev = pci_get_drvdata(pdev);
@@ -310,21 +309,14 @@ static int ish_resume(struct device *device)
return 0;
}

-static const struct dev_pm_ops ish_pm_ops = {
- .suspend = ish_suspend,
- .resume = ish_resume,
-};
-#define ISHTP_ISH_PM_OPS (&ish_pm_ops)
-#else
-#define ISHTP_ISH_PM_OPS NULL
-#endif /* CONFIG_PM */
+static SIMPLE_DEV_PM_OPS(ish_pm_ops, ish_suspend, ish_resume);

static struct pci_driver ish_driver = {
.name = KBUILD_MODNAME,
.id_table = ish_pci_tbl,
.probe = ish_probe,
.remove = ish_remove,
- .driver.pm = ISHTP_ISH_PM_OPS,
+ .driver.pm = &ish_pm_ops,
};

module_pci_driver(ish_driver);
diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c
index 69afd7968d9c..18d5b99d13f1 100644
--- a/drivers/hid/wacom_sys.c
+++ b/drivers/hid/wacom_sys.c
@@ -284,6 +284,14 @@ static void wacom_usage_mapping(struct hid_device *hdev,
}
}

+ /* 2nd-generation Intuos Pro Large has incorrect Y maximum */
+ if (hdev->vendor == USB_VENDOR_ID_WACOM &&
+ hdev->product == 0x0358 &&
+ WACOM_PEN_FIELD(field) &&
+ wacom_equivalent_usage(usage->hid) == HID_GD_Y) {
+ field->logical_maximum = 43200;
+ }
+
switch (usage->hid) {
case HID_GD_X:
features->x_max = field->logical_maximum;
diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c
index 5931aa2fe997..61084ba69a99 100644
--- a/drivers/net/bonding/bond_options.c
+++ b/drivers/net/bonding/bond_options.c
@@ -1142,6 +1142,7 @@ static int bond_option_primary_set(struct bonding *bond,
slave->dev->name);
rcu_assign_pointer(bond->primary_slave, slave);
strcpy(bond->params.primary, slave->dev->name);
+ bond->force_primary = true;
bond_select_active_slave(bond);
goto out;
}
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 3a7241c8713c..6890478a0851 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -123,8 +123,10 @@ static int netvsc_open(struct net_device *net)
}

rdev = nvdev->extension;
- if (!rdev->link_state)
+ if (!rdev->link_state) {
netif_carrier_on(net);
+ netif_tx_wake_all_queues(net);
+ }

if (vf_netdev) {
/* Setting synthetic device up transparently sets
diff --git a/drivers/net/tap.c b/drivers/net/tap.c
index bfd4ded0a53f..773a3fea8f0e 100644
--- a/drivers/net/tap.c
+++ b/drivers/net/tap.c
@@ -777,13 +777,16 @@ static ssize_t tap_put_user(struct tap_queue *q,
int total;

if (q->flags & IFF_VNET_HDR) {
+ int vlan_hlen = skb_vlan_tag_present(skb) ? VLAN_HLEN : 0;
struct virtio_net_hdr vnet_hdr;
+
vnet_hdr_len = READ_ONCE(q->vnet_hdr_sz);
if (iov_iter_count(iter) < vnet_hdr_len)
return -EINVAL;

if (virtio_net_hdr_from_skb(skb, &vnet_hdr,
- tap_is_little_endian(q), true))
+ tap_is_little_endian(q), true,
+ vlan_hlen))
BUG();

if (copy_to_iter(&vnet_hdr, sizeof(vnet_hdr), iter) !=
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 3d9ad11e4f28..cb17ffadfc30 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -1648,7 +1648,8 @@ static ssize_t tun_put_user(struct tun_struct *tun,
return -EINVAL;

if (virtio_net_hdr_from_skb(skb, &gso,
- tun_is_little_endian(tun), true)) {
+ tun_is_little_endian(tun), true,
+ vlan_hlen)) {
struct skb_shared_info *sinfo = skb_shinfo(skb);
pr_err("unexpected GSO type: "
"0x%x, gso_size %d, hdr_len %d\n",
diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index 9e1b74590682..f5316ab68a0a 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -1124,7 +1124,7 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign)
* accordingly. Otherwise, we should check here.
*/
if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END)
- delayed_ndp_size = ctx->max_ndp_size;
+ delayed_ndp_size = ALIGN(ctx->max_ndp_size, ctx->tx_ndp_modulus);
else
delayed_ndp_size = 0;

@@ -1285,7 +1285,7 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign)
/* If requested, put NDP at end of frame. */
if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END) {
nth16 = (struct usb_cdc_ncm_nth16 *)skb_out->data;
- cdc_ncm_align_tail(skb_out, ctx->tx_ndp_modulus, 0, ctx->tx_curr_size);
+ cdc_ncm_align_tail(skb_out, ctx->tx_ndp_modulus, 0, ctx->tx_curr_size - ctx->max_ndp_size);
nth16->wNdpIndex = cpu_to_le16(skb_out->len);
skb_put_data(skb_out, ctx->delayed_ndp16, ctx->max_ndp_size);

diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 9e93e7a5df7e..910c46b47769 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -1237,7 +1237,8 @@ static int xmit_skb(struct send_queue *sq, struct sk_buff *skb)
hdr = skb_vnet_hdr(skb);

if (virtio_net_hdr_from_skb(skb, &hdr->hdr,
- virtio_is_little_endian(vi->vdev), false))
+ virtio_is_little_endian(vi->vdev), false,
+ 0))
BUG();

if (vi->mergeable_rx_bufs)
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/paging.c b/drivers/net/wireless/intel/iwlwifi/fw/paging.c
index 1610722b8099..747eef82cefd 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/paging.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/paging.c
@@ -8,6 +8,7 @@
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
+ * Copyright(c) 2018 Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
@@ -30,6 +31,7 @@
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
+ * Copyright(c) 2018 Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -174,7 +176,7 @@ static int iwl_alloc_fw_paging_mem(struct iwl_fw_runtime *fwrt,
static int iwl_fill_paging_mem(struct iwl_fw_runtime *fwrt,
const struct fw_img *image)
{
- int sec_idx, idx;
+ int sec_idx, idx, ret;
u32 offset = 0;

/*
@@ -201,17 +203,23 @@ static int iwl_fill_paging_mem(struct iwl_fw_runtime *fwrt,
*/
if (sec_idx >= image->num_sec - 1) {
IWL_ERR(fwrt, "Paging: Missing CSS and/or paging sections\n");
- iwl_free_fw_paging(fwrt);
- return -EINVAL;
+ ret = -EINVAL;
+ goto err;
}

/* copy the CSS block to the dram */
IWL_DEBUG_FW(fwrt, "Paging: load paging CSS to FW, sec = %d\n",
sec_idx);

+ if (image->sec[sec_idx].len > fwrt->fw_paging_db[0].fw_paging_size) {
+ IWL_ERR(fwrt, "CSS block is larger than paging size\n");
+ ret = -EINVAL;
+ goto err;
+ }
+
memcpy(page_address(fwrt->fw_paging_db[0].fw_paging_block),
image->sec[sec_idx].data,
- fwrt->fw_paging_db[0].fw_paging_size);
+ image->sec[sec_idx].len);
dma_sync_single_for_device(fwrt->trans->dev,
fwrt->fw_paging_db[0].fw_paging_phys,
fwrt->fw_paging_db[0].fw_paging_size,
@@ -232,6 +240,14 @@ static int iwl_fill_paging_mem(struct iwl_fw_runtime *fwrt,
for (idx = 1; idx < fwrt->num_of_paging_blk; idx++) {
struct iwl_fw_paging *block = &fwrt->fw_paging_db[idx];

+ if (block->fw_paging_size > image->sec[sec_idx].len - offset) {
+ IWL_ERR(fwrt,
+ "Paging: paging size is larger than remaining data in block %d\n",
+ idx);
+ ret = -EINVAL;
+ goto err;
+ }
+
memcpy(page_address(block->fw_paging_block),
image->sec[sec_idx].data + offset,
block->fw_paging_size);
@@ -242,19 +258,32 @@ static int iwl_fill_paging_mem(struct iwl_fw_runtime *fwrt,

IWL_DEBUG_FW(fwrt,
"Paging: copied %d paging bytes to block %d\n",
- fwrt->fw_paging_db[idx].fw_paging_size,
- idx);
+ block->fw_paging_size, idx);
+
+ offset += block->fw_paging_size;

- offset += fwrt->fw_paging_db[idx].fw_paging_size;
+ if (offset > image->sec[sec_idx].len) {
+ IWL_ERR(fwrt,
+ "Paging: offset goes over section size\n");
+ ret = -EINVAL;
+ goto err;
+ }
}

/* copy the last paging block */
if (fwrt->num_of_pages_in_last_blk > 0) {
struct iwl_fw_paging *block = &fwrt->fw_paging_db[idx];

+ if (image->sec[sec_idx].len - offset > block->fw_paging_size) {
+ IWL_ERR(fwrt,
+ "Paging: last block is larger than paging size\n");
+ ret = -EINVAL;
+ goto err;
+ }
+
memcpy(page_address(block->fw_paging_block),
image->sec[sec_idx].data + offset,
- FW_PAGING_SIZE * fwrt->num_of_pages_in_last_blk);
+ image->sec[sec_idx].len - offset);
dma_sync_single_for_device(fwrt->trans->dev,
block->fw_paging_phys,
block->fw_paging_size,
@@ -266,6 +295,10 @@ static int iwl_fill_paging_mem(struct iwl_fw_runtime *fwrt,
}

return 0;
+
+err:
+ iwl_free_fw_paging(fwrt);
+ return ret;
}

static int iwl_save_fw_paging(struct iwl_fw_runtime *fwrt,
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 50e48afd88ff..244e5256c526 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -2382,6 +2382,9 @@ struct vhost_msg_node *vhost_new_msg(struct vhost_virtqueue *vq, int type)
struct vhost_msg_node *node = kmalloc(sizeof *node, GFP_KERNEL);
if (!node)
return NULL;
+
+ /* Make sure all padding within the structure is initialized. */
+ memset(&node->msg, 0, sizeof node->msg);
node->vq = vq;
node->msg.type = type;
return node;
diff --git a/drivers/w1/masters/mxc_w1.c b/drivers/w1/masters/mxc_w1.c
index 74f2e6e6202a..8851d441e5fd 100644
--- a/drivers/w1/masters/mxc_w1.c
+++ b/drivers/w1/masters/mxc_w1.c
@@ -112,6 +112,10 @@ static int mxc_w1_probe(struct platform_device *pdev)
if (IS_ERR(mdev->clk))
return PTR_ERR(mdev->clk);

+ err = clk_prepare_enable(mdev->clk);
+ if (err)
+ return err;
+
clkrate = clk_get_rate(mdev->clk);
if (clkrate < 10000000)
dev_warn(&pdev->dev,
@@ -125,12 +129,10 @@ static int mxc_w1_probe(struct platform_device *pdev)

res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
mdev->regs = devm_ioremap_resource(&pdev->dev, res);
- if (IS_ERR(mdev->regs))
- return PTR_ERR(mdev->regs);
-
- err = clk_prepare_enable(mdev->clk);
- if (err)
- return err;
+ if (IS_ERR(mdev->regs)) {
+ err = PTR_ERR(mdev->regs);
+ goto out_disable_clk;
+ }

/* Software reset 1-Wire module */
writeb(MXC_W1_RESET_RST, mdev->regs + MXC_W1_RESET);
@@ -146,8 +148,12 @@ static int mxc_w1_probe(struct platform_device *pdev)

err = w1_add_master_device(&mdev->bus_master);
if (err)
- clk_disable_unprepare(mdev->clk);
+ goto out_disable_clk;

+ return 0;
+
+out_disable_clk:
+ clk_disable_unprepare(mdev->clk);
return err;
}

diff --git a/fs/binfmt_misc.c b/fs/binfmt_misc.c
index a7c5a9861bef..8311e8ed76de 100644
--- a/fs/binfmt_misc.c
+++ b/fs/binfmt_misc.c
@@ -387,8 +387,13 @@ static Node *create_entry(const char __user *buffer, size_t count)
s = strchr(p, del);
if (!s)
goto einval;
- *s++ = '\0';
- e->offset = simple_strtoul(p, &p, 10);
+ *s = '\0';
+ if (p != s) {
+ int r = kstrtoint(p, 10, &e->offset);
+ if (r != 0 || e->offset < 0)
+ goto einval;
+ }
+ p = s;
if (*p++)
goto einval;
pr_debug("register: offset: %#x\n", e->offset);
@@ -428,7 +433,8 @@ static Node *create_entry(const char __user *buffer, size_t count)
if (e->mask &&
string_unescape_inplace(e->mask, UNESCAPE_HEX) != e->size)
goto einval;
- if (e->size + e->offset > BINPRM_BUF_SIZE)
+ if (e->size > BINPRM_BUF_SIZE ||
+ BINPRM_BUF_SIZE - e->size < e->offset)
goto einval;
pr_debug("register: magic/mask length: %i\n", e->size);
if (USE_DEBUG) {
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 8ecbac3b862e..3a07900971c3 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -1027,8 +1027,10 @@ static noinline int cow_file_range(struct inode *inode,
ram_size, /* ram_bytes */
BTRFS_COMPRESS_NONE, /* compress_type */
BTRFS_ORDERED_REGULAR /* type */);
- if (IS_ERR(em))
+ if (IS_ERR(em)) {
+ ret = PTR_ERR(em);
goto out_reserve;
+ }
free_extent_map(em);

ret = btrfs_add_ordered_extent(inode, start, ins.objectid,
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 2763f3184ac5..7303ba108112 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -2682,8 +2682,10 @@ static long btrfs_ioctl_rm_dev_v2(struct file *file, void __user *arg)
}

/* Check for compatibility reject unknown flags */
- if (vol_args->flags & ~BTRFS_VOL_ARG_V2_FLAGS_SUPPORTED)
- return -EOPNOTSUPP;
+ if (vol_args->flags & ~BTRFS_VOL_ARG_V2_FLAGS_SUPPORTED) {
+ ret = -EOPNOTSUPP;
+ goto out;
+ }

if (test_and_set_bit(BTRFS_FS_EXCL_OP, &fs_info->flags)) {
ret = BTRFS_ERROR_DEV_EXCL_RUN_IN_PROGRESS;
@@ -3861,11 +3863,6 @@ static noinline int btrfs_clone_files(struct file *file, struct file *file_src,
src->i_sb != inode->i_sb)
return -EXDEV;

- /* don't make the dst file partly checksummed */
- if ((BTRFS_I(src)->flags & BTRFS_INODE_NODATASUM) !=
- (BTRFS_I(inode)->flags & BTRFS_INODE_NODATASUM))
- return -EINVAL;
-
if (S_ISDIR(src->i_mode) || S_ISDIR(inode->i_mode))
return -EISDIR;

@@ -3875,6 +3872,13 @@ static noinline int btrfs_clone_files(struct file *file, struct file *file_src,
inode_lock(src);
}

+ /* don't make the dst file partly checksummed */
+ if ((BTRFS_I(src)->flags & BTRFS_INODE_NODATASUM) !=
+ (BTRFS_I(inode)->flags & BTRFS_INODE_NODATASUM)) {
+ ret = -EINVAL;
+ goto out_unlock;
+ }
+
/* determine range to clone */
ret = -EINVAL;
if (off + len > src->i_size || off + len < off)
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index 24613b4e224c..936d58ca2b49 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -2775,7 +2775,7 @@ static int scrub_extent(struct scrub_ctx *sctx, u64 logical, u64 len,
have_csum = scrub_find_csum(sctx, logical, csum);
if (have_csum == 0)
++sctx->stat.no_csum;
- if (sctx->is_dev_replace && !have_csum) {
+ if (0 && sctx->is_dev_replace && !have_csum) {
ret = copy_nocow_pages(sctx, logical, l,
mirror_num,
physical_for_dev_replace);
diff --git a/fs/cifs/cifsacl.h b/fs/cifs/cifsacl.h
index 4f3884835267..dd95a6fa24bf 100644
--- a/fs/cifs/cifsacl.h
+++ b/fs/cifs/cifsacl.h
@@ -98,4 +98,18 @@ struct cifs_ace {
struct cifs_sid sid; /* ie UUID of user or group who gets these perms */
} __attribute__((packed));

+/*
+ * Minimum security identifier can be one for system defined Users
+ * and Groups such as NULL SID and World or Built-in accounts such
+ * as Administrator and Guest and consists of
+ * Revision + Num (Sub)Auths + Authority + Domain (one Subauthority)
+ */
+#define MIN_SID_LEN (1 + 1 + 6 + 4) /* in bytes */
+
+/*
+ * Minimum security descriptor can be one without any SACL and DACL and can
+ * consist of revision, type, and two sids of minimum size for owner and group
+ */
+#define MIN_SEC_DESC_LEN (sizeof(struct cifs_ntsd) + (2 * MIN_SID_LEN))
+
#endif /* _CIFSACL_H */
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 839327f75e3d..36bc9a7eb8ea 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -1256,10 +1256,11 @@ smb2_is_session_expired(char *buf)
{
struct smb2_sync_hdr *shdr = get_sync_hdr(buf);

- if (shdr->Status != STATUS_NETWORK_SESSION_EXPIRED)
+ if (shdr->Status != STATUS_NETWORK_SESSION_EXPIRED &&
+ shdr->Status != STATUS_USER_SESSION_DELETED)
return false;

- cifs_dbg(FYI, "Session expired\n");
+ cifs_dbg(FYI, "Session expired or deleted\n");
return true;
}

@@ -1571,8 +1572,11 @@ get_smb2_acl_by_path(struct cifs_sb_info *cifs_sb,
oparms.create_options = 0;

utf16_path = cifs_convert_path_to_utf16(path, cifs_sb);
- if (!utf16_path)
- return ERR_PTR(-ENOMEM);
+ if (!utf16_path) {
+ rc = -ENOMEM;
+ free_xid(xid);
+ return ERR_PTR(rc);
+ }

oparms.tcon = tcon;
oparms.desired_access = READ_CONTROL;
@@ -1630,8 +1634,11 @@ set_smb2_acl(struct cifs_ntsd *pnntsd, __u32 acllen,
access_flags = WRITE_DAC;

utf16_path = cifs_convert_path_to_utf16(path, cifs_sb);
- if (!utf16_path)
- return -ENOMEM;
+ if (!utf16_path) {
+ rc = -ENOMEM;
+ free_xid(xid);
+ return rc;
+ }

oparms.tcon = tcon;
oparms.desired_access = access_flags;
@@ -1691,15 +1698,21 @@ static long smb3_zero_range(struct file *file, struct cifs_tcon *tcon,

/* if file not oplocked can't be sure whether asking to extend size */
if (!CIFS_CACHE_READ(cifsi))
- if (keep_size == false)
- return -EOPNOTSUPP;
+ if (keep_size == false) {
+ rc = -EOPNOTSUPP;
+ free_xid(xid);
+ return rc;
+ }

/*
* Must check if file sparse since fallocate -z (zero range) assumes
* non-sparse allocation
*/
- if (!(cifsi->cifsAttrs & FILE_ATTRIBUTE_SPARSE_FILE))
- return -EOPNOTSUPP;
+ if (!(cifsi->cifsAttrs & FILE_ATTRIBUTE_SPARSE_FILE)) {
+ rc = -EOPNOTSUPP;
+ free_xid(xid);
+ return rc;
+ }

/*
* need to make sure we are not asked to extend the file since the SMB3
@@ -1708,8 +1721,11 @@ static long smb3_zero_range(struct file *file, struct cifs_tcon *tcon,
* which for a non sparse file would zero the newly extended range
*/
if (keep_size == false)
- if (i_size_read(inode) < offset + len)
- return -EOPNOTSUPP;
+ if (i_size_read(inode) < offset + len) {
+ rc = -EOPNOTSUPP;
+ free_xid(xid);
+ return rc;
+ }

cifs_dbg(FYI, "offset %lld len %lld", offset, len);

@@ -1743,8 +1759,11 @@ static long smb3_punch_hole(struct file *file, struct cifs_tcon *tcon,

/* Need to make file sparse, if not already, before freeing range. */
/* Consider adding equivalent for compressed since it could also work */
- if (!smb2_set_sparse(xid, tcon, cfile, inode, set_sparse))
- return -EOPNOTSUPP;
+ if (!smb2_set_sparse(xid, tcon, cfile, inode, set_sparse)) {
+ rc = -EOPNOTSUPP;
+ free_xid(xid);
+ return rc;
+ }

cifs_dbg(FYI, "offset %lld len %lld", offset, len);

@@ -1776,8 +1795,10 @@ static long smb3_simple_falloc(struct file *file, struct cifs_tcon *tcon,

/* if file not oplocked can't be sure whether asking to extend size */
if (!CIFS_CACHE_READ(cifsi))
- if (keep_size == false)
- return -EOPNOTSUPP;
+ if (keep_size == false) {
+ free_xid(xid);
+ return rc;
+ }

/*
* Files are non-sparse by default so falloc may be a no-op
@@ -1786,14 +1807,16 @@ static long smb3_simple_falloc(struct file *file, struct cifs_tcon *tcon,
*/
if ((cifsi->cifsAttrs & FILE_ATTRIBUTE_SPARSE_FILE) == 0) {
if (keep_size == true)
- return 0;
+ rc = 0;
/* check if extending file */
else if (i_size_read(inode) >= off + len)
/* not extending file and already not sparse */
- return 0;
+ rc = 0;
/* BB: in future add else clause to extend file */
else
- return -EOPNOTSUPP;
+ rc = -EOPNOTSUPP;
+ free_xid(xid);
+ return rc;
}

if ((keep_size == true) || (i_size_read(inode) >= off + len)) {
@@ -1805,8 +1828,11 @@ static long smb3_simple_falloc(struct file *file, struct cifs_tcon *tcon,
* ie potentially making a few extra pages at the beginning
* or end of the file non-sparse via set_sparse is harmless.
*/
- if ((off > 8192) || (off + len + 8192 < i_size_read(inode)))
- return -EOPNOTSUPP;
+ if ((off > 8192) || (off + len + 8192 < i_size_read(inode))) {
+ rc = -EOPNOTSUPP;
+ free_xid(xid);
+ return rc;
+ }

rc = smb2_set_sparse(xid, tcon, cfile, inode, false);
}
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 49779d952cd5..5247b40e57f6 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -1182,6 +1182,7 @@ SMB2_sess_setup(const unsigned int xid, struct cifs_ses *ses,
sess_data->ses = ses;
sess_data->buf0_type = CIFS_NO_BUFFER;
sess_data->nls_cp = (struct nls_table *) nls_cp;
+ sess_data->previous_session = ses->Suid;

while (sess_data->func)
sess_data->func(sess_data);
@@ -2278,8 +2279,7 @@ SMB2_query_acl(const unsigned int xid, struct cifs_tcon *tcon,

return query_info(xid, tcon, persistent_fid, volatile_fid,
0, SMB2_O_INFO_SECURITY, additional_info,
- SMB2_MAX_BUFFER_SIZE,
- sizeof(struct smb2_file_all_info), data, plen);
+ SMB2_MAX_BUFFER_SIZE, MIN_SEC_DESC_LEN, data, plen);
}

int
diff --git a/fs/ext4/indirect.c b/fs/ext4/indirect.c
index c32802c956d5..bf7fa1507e81 100644
--- a/fs/ext4/indirect.c
+++ b/fs/ext4/indirect.c
@@ -561,10 +561,16 @@ int ext4_ind_map_blocks(handle_t *handle, struct inode *inode,
unsigned epb = inode->i_sb->s_blocksize / sizeof(u32);
int i;

- /* Count number blocks in a subtree under 'partial' */
- count = 1;
- for (i = 0; partial + i != chain + depth - 1; i++)
- count *= epb;
+ /*
+ * Count number blocks in a subtree under 'partial'. At each
+ * level we count number of complete empty subtrees beyond
+ * current offset and then descend into the subtree only
+ * partially beyond current offset.
+ */
+ count = 0;
+ for (i = partial - chain + 1; i < depth; i++)
+ count = count * epb + (epb - offsets[i] - 1);
+ count++;
/* Fill in size of a hole we found */
map->m_pblk = 0;
map->m_len = min_t(unsigned int, map->m_len, count);
diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c
index fd9501977f1c..8f5dc243effd 100644
--- a/fs/ext4/inline.c
+++ b/fs/ext4/inline.c
@@ -150,6 +150,12 @@ int ext4_find_inline_data_nolock(struct inode *inode)
goto out;

if (!is.s.not_found) {
+ if (is.s.here->e_value_inum) {
+ EXT4_ERROR_INODE(inode, "inline data xattr refers "
+ "to an external xattr inode");
+ error = -EFSCORRUPTED;
+ goto out;
+ }
EXT4_I(inode)->i_inline_off = (u16)((void *)is.s.here -
(void *)ext4_raw_inode(&is.iloc));
EXT4_I(inode)->i_inline_size = EXT4_MIN_INLINE_DATA_SIZE +
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 09014c3c4207..bd6453e78992 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -4246,28 +4246,28 @@ int ext4_punch_hole(struct inode *inode, loff_t offset, loff_t length)
EXT4_BLOCK_SIZE_BITS(sb);
stop_block = (offset + length) >> EXT4_BLOCK_SIZE_BITS(sb);

- /* If there are no blocks to remove, return now */
- if (first_block >= stop_block)
- goto out_stop;
+ /* If there are blocks to remove, do it */
+ if (stop_block > first_block) {

- down_write(&EXT4_I(inode)->i_data_sem);
- ext4_discard_preallocations(inode);
+ down_write(&EXT4_I(inode)->i_data_sem);
+ ext4_discard_preallocations(inode);

- ret = ext4_es_remove_extent(inode, first_block,
- stop_block - first_block);
- if (ret) {
- up_write(&EXT4_I(inode)->i_data_sem);
- goto out_stop;
- }
+ ret = ext4_es_remove_extent(inode, first_block,
+ stop_block - first_block);
+ if (ret) {
+ up_write(&EXT4_I(inode)->i_data_sem);
+ goto out_stop;
+ }

- if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS))
- ret = ext4_ext_remove_space(inode, first_block,
- stop_block - 1);
- else
- ret = ext4_ind_remove_space(handle, inode, first_block,
- stop_block);
+ if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS))
+ ret = ext4_ext_remove_space(inode, first_block,
+ stop_block - 1);
+ else
+ ret = ext4_ind_remove_space(handle, inode, first_block,
+ stop_block);

- up_write(&EXT4_I(inode)->i_data_sem);
+ up_write(&EXT4_I(inode)->i_data_sem);
+ }
if (IS_SYNC(inode))
ext4_handle_sync(handle);

@@ -4634,19 +4634,21 @@ static blkcnt_t ext4_inode_blocks(struct ext4_inode *raw_inode,
}
}

-static inline void ext4_iget_extra_inode(struct inode *inode,
+static inline int ext4_iget_extra_inode(struct inode *inode,
struct ext4_inode *raw_inode,
struct ext4_inode_info *ei)
{
__le32 *magic = (void *)raw_inode +
EXT4_GOOD_OLD_INODE_SIZE + ei->i_extra_isize;
+
if (EXT4_GOOD_OLD_INODE_SIZE + ei->i_extra_isize + sizeof(__le32) <=
EXT4_INODE_SIZE(inode->i_sb) &&
*magic == cpu_to_le32(EXT4_XATTR_MAGIC)) {
ext4_set_inode_state(inode, EXT4_STATE_XATTR);
- ext4_find_inline_data_nolock(inode);
+ return ext4_find_inline_data_nolock(inode);
} else
EXT4_I(inode)->i_inline_off = 0;
+ return 0;
}

int ext4_get_projid(struct inode *inode, kprojid_t *projid)
@@ -4826,7 +4828,9 @@ struct inode *ext4_iget(struct super_block *sb, unsigned long ino)
ei->i_extra_isize = sizeof(struct ext4_inode) -
EXT4_GOOD_OLD_INODE_SIZE;
} else {
- ext4_iget_extra_inode(inode, raw_inode, ei);
+ ret = ext4_iget_extra_inode(inode, raw_inode, ei);
+ if (ret)
+ goto bad_inode;
}
}

diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index 1dac59c24792..823c0b82dfeb 100644
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -1905,7 +1905,7 @@ int ext4_resize_fs(struct super_block *sb, ext4_fsblk_t n_blocks_count)
return 0;

n_group = ext4_get_group_number(sb, n_blocks_count - 1);
- if (n_group > (0xFFFFFFFFUL / EXT4_INODES_PER_GROUP(sb))) {
+ if (n_group >= (0xFFFFFFFFUL / EXT4_INODES_PER_GROUP(sb))) {
ext4_warning(sb, "resize would cause inodes_count overflow");
return -EINVAL;
}
diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index 1718354e6322..ed1cf24a7831 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -1687,7 +1687,7 @@ static int ext4_xattr_set_entry(struct ext4_xattr_info *i,

/* No failures allowed past this point. */

- if (!s->not_found && here->e_value_offs) {
+ if (!s->not_found && here->e_value_size && here->e_value_offs) {
/* Remove the old value. */
void *first_val = s->base + min_offs;
size_t offs = le16_to_cpu(here->e_value_offs);
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index dcfcf7fd7438..a73144b3cb8c 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -465,7 +465,7 @@ extern void nfs_increment_open_seqid(int status, struct nfs_seqid *seqid);
extern void nfs_increment_lock_seqid(int status, struct nfs_seqid *seqid);
extern void nfs_release_seqid(struct nfs_seqid *seqid);
extern void nfs_free_seqid(struct nfs_seqid *seqid);
-extern int nfs4_setup_sequence(const struct nfs_client *client,
+extern int nfs4_setup_sequence(struct nfs_client *client,
struct nfs4_sequence_args *args,
struct nfs4_sequence_res *res,
struct rpc_task *task);
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index ae8f43d270d6..8ff98bbe479b 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -96,6 +96,10 @@ static int nfs4_do_setattr(struct inode *inode, struct rpc_cred *cred,
struct nfs_open_context *ctx, struct nfs4_label *ilabel,
struct nfs4_label *olabel);
#ifdef CONFIG_NFS_V4_1
+static struct rpc_task *_nfs41_proc_sequence(struct nfs_client *clp,
+ struct rpc_cred *cred,
+ struct nfs4_slot *slot,
+ bool is_privileged);
static int nfs41_test_stateid(struct nfs_server *, nfs4_stateid *,
struct rpc_cred *);
static int nfs41_free_stateid(struct nfs_server *, const nfs4_stateid *,
@@ -641,13 +645,14 @@ static int nfs40_sequence_done(struct rpc_task *task,

#if defined(CONFIG_NFS_V4_1)

-static void nfs41_sequence_free_slot(struct nfs4_sequence_res *res)
+static void nfs41_release_slot(struct nfs4_slot *slot)
{
struct nfs4_session *session;
struct nfs4_slot_table *tbl;
- struct nfs4_slot *slot = res->sr_slot;
bool send_new_highest_used_slotid = false;

+ if (!slot)
+ return;
tbl = slot->table;
session = tbl->session;

@@ -673,13 +678,18 @@ static void nfs41_sequence_free_slot(struct nfs4_sequence_res *res)
send_new_highest_used_slotid = false;
out_unlock:
spin_unlock(&tbl->slot_tbl_lock);
- res->sr_slot = NULL;
if (send_new_highest_used_slotid)
nfs41_notify_server(session->clp);
if (waitqueue_active(&tbl->slot_waitq))
wake_up_all(&tbl->slot_waitq);
}

+static void nfs41_sequence_free_slot(struct nfs4_sequence_res *res)
+{
+ nfs41_release_slot(res->sr_slot);
+ res->sr_slot = NULL;
+}
+
static int nfs41_sequence_process(struct rpc_task *task,
struct nfs4_sequence_res *res)
{
@@ -707,13 +717,6 @@ static int nfs41_sequence_process(struct rpc_task *task,
/* Check the SEQUENCE operation status */
switch (res->sr_status) {
case 0:
- /* If previous op on slot was interrupted and we reused
- * the seq# and got a reply from the cache, then retry
- */
- if (task->tk_status == -EREMOTEIO && interrupted) {
- ++slot->seq_nr;
- goto retry_nowait;
- }
/* Update the slot's sequence and clientid lease timer */
slot->seq_done = 1;
clp = session->clp;
@@ -747,16 +750,16 @@ static int nfs41_sequence_process(struct rpc_task *task,
* The slot id we used was probably retired. Try again
* using a different slot id.
*/
+ if (slot->seq_nr < slot->table->target_highest_slotid)
+ goto session_recover;
goto retry_nowait;
case -NFS4ERR_SEQ_MISORDERED:
/*
* Was the last operation on this sequence interrupted?
* If so, retry after bumping the sequence number.
*/
- if (interrupted) {
- ++slot->seq_nr;
- goto retry_nowait;
- }
+ if (interrupted)
+ goto retry_new_seq;
/*
* Could this slot have been previously retired?
* If so, then the server may be expecting seq_nr = 1!
@@ -765,10 +768,11 @@ static int nfs41_sequence_process(struct rpc_task *task,
slot->seq_nr = 1;
goto retry_nowait;
}
- break;
+ goto session_recover;
case -NFS4ERR_SEQ_FALSE_RETRY:
- ++slot->seq_nr;
- goto retry_nowait;
+ if (interrupted)
+ goto retry_new_seq;
+ goto session_recover;
default:
/* Just update the slot sequence no. */
slot->seq_done = 1;
@@ -778,6 +782,11 @@ static int nfs41_sequence_process(struct rpc_task *task,
dprintk("%s: Error %d free the slot \n", __func__, res->sr_status);
out_noaction:
return ret;
+session_recover:
+ nfs4_schedule_session_recovery(session, res->sr_status);
+ goto retry_nowait;
+retry_new_seq:
+ ++slot->seq_nr;
retry_nowait:
if (rpc_restart_call_prepare(task)) {
nfs41_sequence_free_slot(res);
@@ -854,6 +863,17 @@ static const struct rpc_call_ops nfs41_call_sync_ops = {
.rpc_call_done = nfs41_call_sync_done,
};

+static void
+nfs4_sequence_process_interrupted(struct nfs_client *client,
+ struct nfs4_slot *slot, struct rpc_cred *cred)
+{
+ struct rpc_task *task;
+
+ task = _nfs41_proc_sequence(client, cred, slot, true);
+ if (!IS_ERR(task))
+ rpc_put_task_async(task);
+}
+
#else /* !CONFIG_NFS_V4_1 */

static int nfs4_sequence_process(struct rpc_task *task, struct nfs4_sequence_res *res)
@@ -874,9 +894,34 @@ int nfs4_sequence_done(struct rpc_task *task,
}
EXPORT_SYMBOL_GPL(nfs4_sequence_done);

+static void
+nfs4_sequence_process_interrupted(struct nfs_client *client,
+ struct nfs4_slot *slot, struct rpc_cred *cred)
+{
+ WARN_ON_ONCE(1);
+ slot->interrupted = 0;
+}
+
#endif /* !CONFIG_NFS_V4_1 */

-int nfs4_setup_sequence(const struct nfs_client *client,
+static
+void nfs4_sequence_attach_slot(struct nfs4_sequence_args *args,
+ struct nfs4_sequence_res *res,
+ struct nfs4_slot *slot)
+{
+ if (!slot)
+ return;
+ slot->privileged = args->sa_privileged ? 1 : 0;
+ args->sa_slot = slot;
+
+ res->sr_slot = slot;
+ res->sr_timestamp = jiffies;
+ res->sr_status_flags = 0;
+ res->sr_status = 1;
+
+}
+
+int nfs4_setup_sequence(struct nfs_client *client,
struct nfs4_sequence_args *args,
struct nfs4_sequence_res *res,
struct rpc_task *task)
@@ -894,29 +939,28 @@ int nfs4_setup_sequence(const struct nfs_client *client,
task->tk_timeout = 0;
}

- spin_lock(&tbl->slot_tbl_lock);
- /* The state manager will wait until the slot table is empty */
- if (nfs4_slot_tbl_draining(tbl) && !args->sa_privileged)
- goto out_sleep;
+ for (;;) {
+ spin_lock(&tbl->slot_tbl_lock);
+ /* The state manager will wait until the slot table is empty */
+ if (nfs4_slot_tbl_draining(tbl) && !args->sa_privileged)
+ goto out_sleep;
+
+ slot = nfs4_alloc_slot(tbl);
+ if (IS_ERR(slot)) {
+ /* Try again in 1/4 second */
+ if (slot == ERR_PTR(-ENOMEM))
+ task->tk_timeout = HZ >> 2;
+ goto out_sleep;
+ }
+ spin_unlock(&tbl->slot_tbl_lock);

- slot = nfs4_alloc_slot(tbl);
- if (IS_ERR(slot)) {
- /* Try again in 1/4 second */
- if (slot == ERR_PTR(-ENOMEM))
- task->tk_timeout = HZ >> 2;
- goto out_sleep;
+ if (likely(!slot->interrupted))
+ break;
+ nfs4_sequence_process_interrupted(client,
+ slot, task->tk_msg.rpc_cred);
}
- spin_unlock(&tbl->slot_tbl_lock);
-
- slot->privileged = args->sa_privileged ? 1 : 0;
- args->sa_slot = slot;

- res->sr_slot = slot;
- if (session) {
- res->sr_timestamp = jiffies;
- res->sr_status_flags = 0;
- res->sr_status = 1;
- }
+ nfs4_sequence_attach_slot(args, res, slot);

trace_nfs4_setup_sequence(session, args);
out_start:
@@ -8151,6 +8195,7 @@ static const struct rpc_call_ops nfs41_sequence_ops = {

static struct rpc_task *_nfs41_proc_sequence(struct nfs_client *clp,
struct rpc_cred *cred,
+ struct nfs4_slot *slot,
bool is_privileged)
{
struct nfs4_sequence_data *calldata;
@@ -8164,15 +8209,18 @@ static struct rpc_task *_nfs41_proc_sequence(struct nfs_client *clp,
.callback_ops = &nfs41_sequence_ops,
.flags = RPC_TASK_ASYNC | RPC_TASK_TIMEOUT,
};
+ struct rpc_task *ret;

+ ret = ERR_PTR(-EIO);
if (!atomic_inc_not_zero(&clp->cl_count))
- return ERR_PTR(-EIO);
+ goto out_err;
+
+ ret = ERR_PTR(-ENOMEM);
calldata = kzalloc(sizeof(*calldata), GFP_NOFS);
- if (calldata == NULL) {
- nfs_put_client(clp);
- return ERR_PTR(-ENOMEM);
- }
+ if (calldata == NULL)
+ goto out_put_clp;
nfs4_init_sequence(&calldata->args, &calldata->res, 0);
+ nfs4_sequence_attach_slot(&calldata->args, &calldata->res, slot);
if (is_privileged)
nfs4_set_sequence_privileged(&calldata->args);
msg.rpc_argp = &calldata->args;
@@ -8180,7 +8228,15 @@ static struct rpc_task *_nfs41_proc_sequence(struct nfs_client *clp,
calldata->clp = clp;
task_setup_data.callback_data = calldata;

- return rpc_run_task(&task_setup_data);
+ ret = rpc_run_task(&task_setup_data);
+ if (IS_ERR(ret))
+ goto out_err;
+ return ret;
+out_put_clp:
+ nfs_put_client(clp);
+out_err:
+ nfs41_release_slot(slot);
+ return ret;
}

static int nfs41_proc_async_sequence(struct nfs_client *clp, struct rpc_cred *cred, unsigned renew_flags)
@@ -8190,7 +8246,7 @@ static int nfs41_proc_async_sequence(struct nfs_client *clp, struct rpc_cred *cr

if ((renew_flags & NFS4_RENEW_TIMEOUT) == 0)
return -EAGAIN;
- task = _nfs41_proc_sequence(clp, cred, false);
+ task = _nfs41_proc_sequence(clp, cred, NULL, false);
if (IS_ERR(task))
ret = PTR_ERR(task);
else
@@ -8204,7 +8260,7 @@ static int nfs4_proc_sequence(struct nfs_client *clp, struct rpc_cred *cred)
struct rpc_task *task;
int ret;

- task = _nfs41_proc_sequence(clp, cred, true);
+ task = _nfs41_proc_sequence(clp, cred, NULL, true);
if (IS_ERR(task)) {
ret = PTR_ERR(task);
goto out;
diff --git a/fs/orangefs/inode.c b/fs/orangefs/inode.c
index 28825a5b6d09..902b72dac41a 100644
--- a/fs/orangefs/inode.c
+++ b/fs/orangefs/inode.c
@@ -269,6 +269,13 @@ int orangefs_getattr(const struct path *path, struct kstat *stat,
else
stat->result_mask = STATX_BASIC_STATS &
~STATX_SIZE;
+
+ stat->attributes_mask = STATX_ATTR_IMMUTABLE |
+ STATX_ATTR_APPEND;
+ if (inode->i_flags & S_IMMUTABLE)
+ stat->attributes |= STATX_ATTR_IMMUTABLE;
+ if (inode->i_flags & S_APPEND)
+ stat->attributes |= STATX_ATTR_APPEND;
}
return ret;
}
diff --git a/fs/orangefs/namei.c b/fs/orangefs/namei.c
index f8f3c73d2664..05b3abbdbc4b 100644
--- a/fs/orangefs/namei.c
+++ b/fs/orangefs/namei.c
@@ -314,6 +314,13 @@ static int orangefs_symlink(struct inode *dir,
ret = PTR_ERR(inode);
goto out;
}
+ /*
+ * This is necessary because orangefs_inode_getattr will not
+ * re-read symlink size as it is impossible for it to change.
+ * Invalidating the cache does not help. orangefs_new_inode
+ * does not set the correct size (it does not know symname).
+ */
+ inode->i_size = strlen(symname);

gossip_debug(GOSSIP_NAME_DEBUG,
"Assigned symlink inode new number of %pU\n",
diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h
index f144216febc6..9397628a1967 100644
--- a/include/linux/virtio_net.h
+++ b/include/linux/virtio_net.h
@@ -58,7 +58,8 @@ static inline int virtio_net_hdr_to_skb(struct sk_buff *skb,
static inline int virtio_net_hdr_from_skb(const struct sk_buff *skb,
struct virtio_net_hdr *hdr,
bool little_endian,
- bool has_data_valid)
+ bool has_data_valid,
+ int vlan_hlen)
{
memset(hdr, 0, sizeof(*hdr)); /* no info leak */

@@ -83,12 +84,8 @@ static inline int virtio_net_hdr_from_skb(const struct sk_buff *skb,

if (skb->ip_summed == CHECKSUM_PARTIAL) {
hdr->flags = VIRTIO_NET_HDR_F_NEEDS_CSUM;
- if (skb_vlan_tag_present(skb))
- hdr->csum_start = __cpu_to_virtio16(little_endian,
- skb_checksum_start_offset(skb) + VLAN_HLEN);
- else
- hdr->csum_start = __cpu_to_virtio16(little_endian,
- skb_checksum_start_offset(skb));
+ hdr->csum_start = __cpu_to_virtio16(little_endian,
+ skb_checksum_start_offset(skb) + vlan_hlen);
hdr->csum_offset = __cpu_to_virtio16(little_endian,
skb->csum_offset);
} else if (has_data_valid &&
diff --git a/include/net/transp_v6.h b/include/net/transp_v6.h
index c4f5caaf3778..f6a3543e5247 100644
--- a/include/net/transp_v6.h
+++ b/include/net/transp_v6.h
@@ -45,8 +45,15 @@ int ip6_datagram_send_ctl(struct net *net, struct sock *sk, struct msghdr *msg,
struct flowi6 *fl6, struct ipcm6_cookie *ipc6,
struct sockcm_cookie *sockc);

-void ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp,
- __u16 srcp, __u16 destp, int bucket);
+void __ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp,
+ __u16 srcp, __u16 destp, int rqueue, int bucket);
+static inline void
+ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp, __u16 srcp,
+ __u16 destp, int bucket)
+{
+ __ip6_dgram_sock_seq_show(seq, sp, srcp, destp, sk_rmem_alloc_get(sp),
+ bucket);
+}

#define LOOPBACK4_IPV6 cpu_to_be32(0x7f000006)

diff --git a/include/net/udp.h b/include/net/udp.h
index 6c759c8594e2..18391015233e 100644
--- a/include/net/udp.h
+++ b/include/net/udp.h
@@ -244,6 +244,11 @@ static inline __be16 udp_flow_src_port(struct net *net, struct sk_buff *skb,
return htons((((u64) hash * (max - min)) >> 32) + min);
}

+static inline int udp_rqueue_get(struct sock *sk)
+{
+ return sk_rmem_alloc_get(sk) - READ_ONCE(udp_sk(sk)->forward_deficit);
+}
+
/* net/ipv4/udp.c */
void udp_destruct_sock(struct sock *sk);
void skb_consume_udp(struct sock *sk, struct sk_buff *skb, int len);
diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index dee049a0ec5b..6774e0369ebe 100644
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -409,6 +409,7 @@ static void wb_exit(struct bdi_writeback *wb)
* protected.
*/
static DEFINE_SPINLOCK(cgwb_lock);
+static struct workqueue_struct *cgwb_release_wq;

/**
* wb_congested_get_create - get or create a wb_congested
@@ -519,7 +520,7 @@ static void cgwb_release(struct percpu_ref *refcnt)
{
struct bdi_writeback *wb = container_of(refcnt, struct bdi_writeback,
refcnt);
- schedule_work(&wb->release_work);
+ queue_work(cgwb_release_wq, &wb->release_work);
}

static void cgwb_kill(struct bdi_writeback *wb)
@@ -783,6 +784,21 @@ static void cgwb_bdi_register(struct backing_dev_info *bdi)
spin_unlock_irq(&cgwb_lock);
}

+static int __init cgwb_init(void)
+{
+ /*
+ * There can be many concurrent release work items overwhelming
+ * system_wq. Put them in a separate wq and limit concurrency.
+ * There's no point in executing many of these in parallel.
+ */
+ cgwb_release_wq = alloc_workqueue("cgwb_release", 0, 1);
+ if (!cgwb_release_wq)
+ return -ENOMEM;
+
+ return 0;
+}
+subsys_initcall(cgwb_init);
+
#else /* CONFIG_CGROUP_WRITEBACK */

static int cgwb_bdi_init(struct backing_dev_info *bdi)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 1d7693c35424..59ccf455fcbd 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -3981,7 +3981,6 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order,
* orientated.
*/
if (!(alloc_flags & ALLOC_CPUSET) || reserve_flags) {
- ac->zonelist = node_zonelist(numa_node_id(), gfp_mask);
ac->preferred_zoneref = first_zones_zonelist(ac->zonelist,
ac->high_zoneidx, ac->nodemask);
}
diff --git a/net/dsa/tag_trailer.c b/net/dsa/tag_trailer.c
index fcc9aa72877d..374d586b4a2c 100644
--- a/net/dsa/tag_trailer.c
+++ b/net/dsa/tag_trailer.c
@@ -79,7 +79,8 @@ static struct sk_buff *trailer_rcv(struct sk_buff *skb, struct net_device *dev,
if (unlikely(ds->cpu_port_mask & BIT(source_port)))
return NULL;

- pskb_trim_rcsum(skb, skb->len - 4);
+ if (pskb_trim_rcsum(skb, skb->len - 4))
+ return NULL;

skb->dev = ds->ports[source_port].netdev;

diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index cab4b935e474..a95ccdceb797 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1675,6 +1675,10 @@ int tcp_v4_rcv(struct sk_buff *skb)
reqsk_put(req);
goto discard_it;
}
+ if (tcp_checksum_complete(skb)) {
+ reqsk_put(req);
+ goto csum_error;
+ }
if (unlikely(sk->sk_state != TCP_LISTEN)) {
inet_csk_reqsk_queue_drop_and_put(sk, req);
goto lookup;
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index b0ad62bd38f7..5752bf7593dc 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -2720,7 +2720,7 @@ static void udp4_format_sock(struct sock *sp, struct seq_file *f,
" %02X %08X:%08X %02X:%08lX %08X %5u %8d %lu %d %pK %d",
bucket, src, srcp, dest, destp, sp->sk_state,
sk_wmem_alloc_get(sp),
- sk_rmem_alloc_get(sp),
+ udp_rqueue_get(sp),
0, 0L, 0,
from_kuid_munged(seq_user_ns(f), sock_i_uid(sp)),
0, sock_i_ino(sp),
diff --git a/net/ipv4/udp_diag.c b/net/ipv4/udp_diag.c
index d0390d844ac8..d9ad986c7b2c 100644
--- a/net/ipv4/udp_diag.c
+++ b/net/ipv4/udp_diag.c
@@ -163,7 +163,7 @@ static int udp_diag_dump_one(struct sk_buff *in_skb, const struct nlmsghdr *nlh,
static void udp_diag_get_info(struct sock *sk, struct inet_diag_msg *r,
void *info)
{
- r->idiag_rqueue = sk_rmem_alloc_get(sk);
+ r->idiag_rqueue = udp_rqueue_get(sk);
r->idiag_wqueue = sk_wmem_alloc_get(sk);
}

diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index 287112da3c06..453dc3726199 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -1026,8 +1026,8 @@ int ip6_datagram_send_ctl(struct net *net, struct sock *sk,
}
EXPORT_SYMBOL_GPL(ip6_datagram_send_ctl);

-void ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp,
- __u16 srcp, __u16 destp, int bucket)
+void __ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp,
+ __u16 srcp, __u16 destp, int rqueue, int bucket)
{
const struct in6_addr *dest, *src;

@@ -1043,7 +1043,7 @@ void ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp,
dest->s6_addr32[2], dest->s6_addr32[3], destp,
sp->sk_state,
sk_wmem_alloc_get(sp),
- sk_rmem_alloc_get(sp),
+ rqueue,
0, 0L, 0,
from_kuid_munged(seq_user_ns(seq), sock_i_uid(sp)),
0,
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 375b20d5bbd7..60efd326014b 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1476,9 +1476,6 @@ static void __ip6_rt_update_pmtu(struct dst_entry *dst, const struct sock *sk,
const struct in6_addr *daddr, *saddr;
struct rt6_info *rt6 = (struct rt6_info *)dst;

- if (rt6->rt6i_flags & RTF_LOCAL)
- return;
-
if (dst_metric_locked(dst, RTAX_MTU))
return;

diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 237cc6187c5a..35e8aef9ceed 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -1453,6 +1453,10 @@ static int tcp_v6_rcv(struct sk_buff *skb)
reqsk_put(req);
goto discard_it;
}
+ if (tcp_checksum_complete(skb)) {
+ reqsk_put(req);
+ goto csum_error;
+ }
if (unlikely(sk->sk_state != TCP_LISTEN)) {
inet_csk_reqsk_queue_drop_and_put(sk, req);
goto lookup;
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 0146dcdc5c40..330d5ea8451b 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -1503,7 +1503,8 @@ int udp6_seq_show(struct seq_file *seq, void *v)
struct inet_sock *inet = inet_sk(v);
__u16 srcp = ntohs(inet->inet_sport);
__u16 destp = ntohs(inet->inet_dport);
- ip6_dgram_sock_seq_show(seq, v, srcp, destp, bucket);
+ __ip6_dgram_sock_seq_show(seq, v, srcp, destp,
+ udp_rqueue_get(v), bucket);
}
return 0;
}
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 7806e166669a..4fe2e34522d6 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -2046,7 +2046,7 @@ static int packet_rcv_vnet(struct msghdr *msg, const struct sk_buff *skb,
return -EINVAL;
*len -= sizeof(vnet_hdr);

- if (virtio_net_hdr_from_skb(skb, &vnet_hdr, vio_le(), true))
+ if (virtio_net_hdr_from_skb(skb, &vnet_hdr, vio_le(), true, 0))
return -EINVAL;

return memcpy_to_msg(msg, (void *)&vnet_hdr, sizeof(vnet_hdr));
@@ -2313,7 +2313,7 @@ static int tpacket_rcv(struct sk_buff *skb, struct net_device *dev,
if (do_vnet) {
if (virtio_net_hdr_from_skb(skb, h.raw + macoff -
sizeof(struct virtio_net_hdr),
- vio_le(), true)) {
+ vio_le(), true, 0)) {
spin_lock(&sk->sk_receive_queue.lock);
goto drop_n_account;
}
diff --git a/net/sched/act_simple.c b/net/sched/act_simple.c
index b5f80e675783..f3ed63aa4111 100644
--- a/net/sched/act_simple.c
+++ b/net/sched/act_simple.c
@@ -53,22 +53,22 @@ static void tcf_simp_release(struct tc_action *a, int bind)
kfree(d->tcfd_defdata);
}

-static int alloc_defdata(struct tcf_defact *d, char *defdata)
+static int alloc_defdata(struct tcf_defact *d, const struct nlattr *defdata)
{
d->tcfd_defdata = kzalloc(SIMP_MAX_DATA, GFP_KERNEL);
if (unlikely(!d->tcfd_defdata))
return -ENOMEM;
- strlcpy(d->tcfd_defdata, defdata, SIMP_MAX_DATA);
+ nla_strlcpy(d->tcfd_defdata, defdata, SIMP_MAX_DATA);
return 0;
}

-static void reset_policy(struct tcf_defact *d, char *defdata,
+static void reset_policy(struct tcf_defact *d, const struct nlattr *defdata,
struct tc_defact *p)
{
spin_lock_bh(&d->tcf_lock);
d->tcf_action = p->action;
memset(d->tcfd_defdata, 0, SIMP_MAX_DATA);
- strlcpy(d->tcfd_defdata, defdata, SIMP_MAX_DATA);
+ nla_strlcpy(d->tcfd_defdata, defdata, SIMP_MAX_DATA);
spin_unlock_bh(&d->tcf_lock);
}

@@ -87,7 +87,6 @@ static int tcf_simp_init(struct net *net, struct nlattr *nla,
struct tcf_defact *d;
bool exists = false;
int ret = 0, err;
- char *defdata;

if (nla == NULL)
return -EINVAL;
@@ -110,8 +109,6 @@ static int tcf_simp_init(struct net *net, struct nlattr *nla,
return -EINVAL;
}

- defdata = nla_data(tb[TCA_DEF_DATA]);
-
if (!exists) {
ret = tcf_idr_create(tn, parm->index, est, a,
&act_simp_ops, bind, false);
@@ -119,7 +116,7 @@ static int tcf_simp_init(struct net *net, struct nlattr *nla,
return ret;

d = to_defact(*a);
- ret = alloc_defdata(d, defdata);
+ ret = alloc_defdata(d, tb[TCA_DEF_DATA]);
if (ret < 0) {
tcf_idr_release(*a, bind);
return ret;
@@ -133,7 +130,7 @@ static int tcf_simp_init(struct net *net, struct nlattr *nla,
if (!ovr)
return -EEXIST;

- reset_policy(d, defdata, parm);
+ reset_policy(d, tb[TCA_DEF_DATA], parm);
}

if (ret == ACT_P_CREATED)
diff --git a/net/socket.c b/net/socket.c
index 43d2f17f5eea..8b2bef6cfe42 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -538,7 +538,10 @@ static int sockfs_setattr(struct dentry *dentry, struct iattr *iattr)
if (!err && (iattr->ia_valid & ATTR_UID)) {
struct socket *sock = SOCKET_I(d_inode(dentry));

- sock->sk->sk_uid = iattr->ia_uid;
+ if (sock->sk)
+ sock->sk->sk_uid = iattr->ia_uid;
+ else
+ err = -ENOENT;
}

return err;
@@ -588,12 +591,16 @@ EXPORT_SYMBOL(sock_alloc);
* an inode not a file.
*/

-void sock_release(struct socket *sock)
+static void __sock_release(struct socket *sock, struct inode *inode)
{
if (sock->ops) {
struct module *owner = sock->ops->owner;

+ if (inode)
+ inode_lock(inode);
sock->ops->release(sock);
+ if (inode)
+ inode_unlock(inode);
sock->ops = NULL;
module_put(owner);
}
@@ -608,6 +615,11 @@ void sock_release(struct socket *sock)
}
sock->file = NULL;
}
+
+void sock_release(struct socket *sock)
+{
+ __sock_release(sock, NULL);
+}
EXPORT_SYMBOL(sock_release);

void __sock_tx_timestamp(__u16 tsflags, __u8 *tx_flags)
@@ -1122,7 +1134,7 @@ static int sock_mmap(struct file *file, struct vm_area_struct *vma)

static int sock_close(struct inode *inode, struct file *filp)
{
- sock_release(SOCKET_I(inode));
+ __sock_release(SOCKET_I(inode), inode);
return 0;
}

diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c
index 83f886d7c1f8..3c86614462f6 100644
--- a/net/tls/tls_sw.c
+++ b/net/tls/tls_sw.c
@@ -211,18 +211,12 @@ static void tls_free_both_sg(struct sock *sk)
}

static int tls_do_encryption(struct tls_context *tls_ctx,
- struct tls_sw_context *ctx, size_t data_len,
- gfp_t flags)
+ struct tls_sw_context *ctx,
+ struct aead_request *aead_req,
+ size_t data_len)
{
- unsigned int req_size = sizeof(struct aead_request) +
- crypto_aead_reqsize(ctx->aead_send);
- struct aead_request *aead_req;
int rc;

- aead_req = kzalloc(req_size, flags);
- if (!aead_req)
- return -ENOMEM;
-
ctx->sg_encrypted_data[0].offset += tls_ctx->prepend_size;
ctx->sg_encrypted_data[0].length -= tls_ctx->prepend_size;

@@ -235,7 +229,6 @@ static int tls_do_encryption(struct tls_context *tls_ctx,
ctx->sg_encrypted_data[0].offset -= tls_ctx->prepend_size;
ctx->sg_encrypted_data[0].length += tls_ctx->prepend_size;

- kfree(aead_req);
return rc;
}

@@ -244,8 +237,14 @@ static int tls_push_record(struct sock *sk, int flags,
{
struct tls_context *tls_ctx = tls_get_ctx(sk);
struct tls_sw_context *ctx = tls_sw_ctx(tls_ctx);
+ struct aead_request *req;
int rc;

+ req = kzalloc(sizeof(struct aead_request) +
+ crypto_aead_reqsize(ctx->aead_send), sk->sk_allocation);
+ if (!req)
+ return -ENOMEM;
+
sg_mark_end(ctx->sg_plaintext_data + ctx->sg_plaintext_num_elem - 1);
sg_mark_end(ctx->sg_encrypted_data + ctx->sg_encrypted_num_elem - 1);

@@ -261,15 +260,14 @@ static int tls_push_record(struct sock *sk, int flags,
tls_ctx->pending_open_record_frags = 0;
set_bit(TLS_PENDING_CLOSED_RECORD, &tls_ctx->flags);

- rc = tls_do_encryption(tls_ctx, ctx, ctx->sg_plaintext_size,
- sk->sk_allocation);
+ rc = tls_do_encryption(tls_ctx, ctx, req, ctx->sg_plaintext_size);
if (rc < 0) {
/* If we are called from write_space and
* we fail, we need to set this SOCK_NOSPACE
* to trigger another write_space in the future.
*/
set_bit(SOCK_NOSPACE, &sk->sk_socket->flags);
- return rc;
+ goto out_req;
}

free_sg(sk, ctx->sg_plaintext_data, &ctx->sg_plaintext_num_elem,
@@ -284,6 +282,8 @@ static int tls_push_record(struct sock *sk, int flags,
tls_err_abort(sk);

tls_advance_record_sn(sk, tls_ctx);
+out_req:
+ kfree(req);
return rc;
}

diff --git a/sound/pci/hda/hda_controller.c b/sound/pci/hda/hda_controller.c
index d1eb14842340..a12e594d4e3b 100644
--- a/sound/pci/hda/hda_controller.c
+++ b/sound/pci/hda/hda_controller.c
@@ -748,8 +748,10 @@ int snd_hda_attach_pcm_stream(struct hda_bus *_bus, struct hda_codec *codec,
return err;
strlcpy(pcm->name, cpcm->name, sizeof(pcm->name));
apcm = kzalloc(sizeof(*apcm), GFP_KERNEL);
- if (apcm == NULL)
+ if (apcm == NULL) {
+ snd_device_free(chip->card, pcm);
return -ENOMEM;
+ }
apcm->chip = chip;
apcm->pcm = pcm;
apcm->codec = codec;
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index 5b4dbcec6de8..ba9a7e552183 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -959,12 +959,15 @@ static const struct snd_pci_quirk cxt5066_fixups[] = {
SND_PCI_QUIRK(0x103c, 0x8079, "HP EliteBook 840 G3", CXT_FIXUP_HP_DOCK),
SND_PCI_QUIRK(0x103c, 0x807C, "HP EliteBook 820 G3", CXT_FIXUP_HP_DOCK),
SND_PCI_QUIRK(0x103c, 0x80FD, "HP ProBook 640 G2", CXT_FIXUP_HP_DOCK),
+ SND_PCI_QUIRK(0x103c, 0x83b3, "HP EliteBook 830 G5", CXT_FIXUP_HP_DOCK),
+ SND_PCI_QUIRK(0x103c, 0x83d3, "HP ProBook 640 G4", CXT_FIXUP_HP_DOCK),
SND_PCI_QUIRK(0x103c, 0x8174, "HP Spectre x360", CXT_FIXUP_HP_SPECTRE),
SND_PCI_QUIRK(0x103c, 0x8115, "HP Z1 Gen3", CXT_FIXUP_HP_GATE_MIC),
SND_PCI_QUIRK(0x103c, 0x814f, "HP ZBook 15u G3", CXT_FIXUP_MUTE_LED_GPIO),
SND_PCI_QUIRK(0x103c, 0x822e, "HP ProBook 440 G4", CXT_FIXUP_MUTE_LED_GPIO),
SND_PCI_QUIRK(0x103c, 0x8299, "HP 800 G3 SFF", CXT_FIXUP_HP_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x103c, 0x829a, "HP 800 G3 DM", CXT_FIXUP_HP_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x103c, 0x8455, "HP Z2 G4", CXT_FIXUP_HP_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1043, 0x138d, "Asus", CXT_FIXUP_HEADPHONE_MIC_PIN),
SND_PCI_QUIRK(0x152d, 0x0833, "OLPC XO-1.5", CXT_FIXUP_OLPC_XO),
SND_PCI_QUIRK(0x17aa, 0x20f2, "Lenovo T400", CXT_PINCFG_LENOVO_TP410),
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 6ae061183eff..2a8aa2bc5c30 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6439,7 +6439,6 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x17aa, 0x312f, "ThinkCentre Station", ALC294_FIXUP_LENOVO_MIC_LOCATION),
SND_PCI_QUIRK(0x17aa, 0x3138, "ThinkCentre Station", ALC294_FIXUP_LENOVO_MIC_LOCATION),
SND_PCI_QUIRK(0x17aa, 0x313c, "ThinkCentre Station", ALC294_FIXUP_LENOVO_MIC_LOCATION),
- SND_PCI_QUIRK(0x17aa, 0x3112, "ThinkCentre AIO", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY),
SND_PCI_QUIRK(0x17aa, 0x3902, "Lenovo E50-80", ALC269_FIXUP_DMIC_THINKPAD_ACPI),
SND_PCI_QUIRK(0x17aa, 0x3977, "IdeaPad S210", ALC283_FIXUP_INT_MIC),
SND_PCI_QUIRK(0x17aa, 0x3978, "IdeaPad Y410P", ALC269_FIXUP_NO_SHUTUP),
@@ -6610,6 +6609,11 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = {
{0x12, 0x90a60140},
{0x14, 0x90170110},
{0x21, 0x02211020}),
+ SND_HDA_PIN_QUIRK(0x10ec0235, 0x17aa, "Lenovo", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY,
+ {0x12, 0x90a60140},
+ {0x14, 0x90170110},
+ {0x19, 0x02a11030},
+ {0x21, 0x02211020}),
SND_HDA_PIN_QUIRK(0x10ec0236, 0x1028, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
{0x12, 0x90a60140},
{0x14, 0x90170150},