commit:     b87ca498ee3e5898428a247b44e2ab5629ce4a79
Author:     Alice Ferrazzi <alicef <AT> gentoo <DOT> org>
AuthorDate: Wed Aug 12 23:32:06 2020 +0000
Commit:     Alice Ferrazzi <alicef <AT> gentoo <DOT> org>
CommitDate: Wed Aug 12 23:32:13 2020 +0000
URL:        https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=b87ca498

Linux patch 5.7.15

Signed-off-by: Alice Ferrazzi <alicef <AT> gentoo.org>

 0000_README             |    4 +
 1014_linux-5.7.15.patch | 2993 +++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 2997 insertions(+)

diff --git a/0000_README b/0000_README
index ff8860b..dc0ff9b 100644
--- a/0000_README
+++ b/0000_README
@@ -99,6 +99,10 @@ Patch:  1013_linux-5.7.14.patch
 From:   http://www.kernel.org
 Desc:   Linux 5.7.14
 
+Patch:  1014_linux-5.7.15.patch
+From:   http://www.kernel.org
+Desc:   Linux 5.7.15
+
 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/1014_linux-5.7.15.patch b/1014_linux-5.7.15.patch
new file mode 100644
index 0000000..56dcf52
--- /dev/null
+++ b/1014_linux-5.7.15.patch
@@ -0,0 +1,2993 @@
+diff --git a/Makefile b/Makefile
+index 70942a6541d8..a2fbdb4c952d 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,7 +1,7 @@
+ # SPDX-License-Identifier: GPL-2.0
+ VERSION = 5
+ PATCHLEVEL = 7
+-SUBLEVEL = 14
++SUBLEVEL = 15
+ EXTRAVERSION =
+ NAME = Kleptomaniac Octopus
+ 
+diff --git a/arch/arm64/kernel/kaslr.c b/arch/arm64/kernel/kaslr.c
+index e2101440c314..b892670293a9 100644
+--- a/arch/arm64/kernel/kaslr.c
++++ b/arch/arm64/kernel/kaslr.c
+@@ -84,6 +84,7 @@ u64 __init kaslr_early_init(u64 dt_phys)
+       void *fdt;
+       u64 seed, offset, mask, module_range;
+       const u8 *cmdline, *str;
++      unsigned long raw;
+       int size;
+ 
+       /*
+@@ -122,15 +123,12 @@ u64 __init kaslr_early_init(u64 dt_phys)
+       }
+ 
+       /*
+-       * Mix in any entropy obtainable architecturally, open coded
+-       * since this runs extremely early.
++       * Mix in any entropy obtainable architecturally if enabled
++       * and supported.
+        */
+-      if (__early_cpu_has_rndr()) {
+-              unsigned long raw;
+ 
+-              if (__arm64_rndr(&raw))
+-                      seed ^= raw;
+-      }
++      if (arch_get_random_seed_long_early(&raw))
++              seed ^= raw;
+ 
+       if (!seed) {
+               kaslr_status = KASLR_DISABLED_NO_SEED;
+diff --git a/arch/powerpc/include/asm/kasan.h 
b/arch/powerpc/include/asm/kasan.h
+index 4769bbf7173a..fc900937f653 100644
+--- a/arch/powerpc/include/asm/kasan.h
++++ b/arch/powerpc/include/asm/kasan.h
+@@ -27,10 +27,12 @@
+ 
+ #ifdef CONFIG_KASAN
+ void kasan_early_init(void);
++void kasan_mmu_init(void);
+ void kasan_init(void);
+ void kasan_late_init(void);
+ #else
+ static inline void kasan_init(void) { }
++static inline void kasan_mmu_init(void) { }
+ static inline void kasan_late_init(void) { }
+ #endif
+ 
+diff --git a/arch/powerpc/mm/init_32.c b/arch/powerpc/mm/init_32.c
+index a6991ef8727d..872df48ae41b 100644
+--- a/arch/powerpc/mm/init_32.c
++++ b/arch/powerpc/mm/init_32.c
+@@ -170,6 +170,8 @@ void __init MMU_init(void)
+       btext_unmap();
+ #endif
+ 
++      kasan_mmu_init();
++
+       setup_kup();
+ 
+       /* Shortly after that, the entire linear mapping will be available */
+diff --git a/arch/powerpc/mm/kasan/kasan_init_32.c 
b/arch/powerpc/mm/kasan/kasan_init_32.c
+index b7c287adfd59..8b15fe09b967 100644
+--- a/arch/powerpc/mm/kasan/kasan_init_32.c
++++ b/arch/powerpc/mm/kasan/kasan_init_32.c
+@@ -131,7 +131,7 @@ static void __init kasan_unmap_early_shadow_vmalloc(void)
+       flush_tlb_kernel_range(k_start, k_end);
+ }
+ 
+-static void __init kasan_mmu_init(void)
++void __init kasan_mmu_init(void)
+ {
+       int ret;
+       struct memblock_region *reg;
+@@ -159,8 +159,6 @@ static void __init kasan_mmu_init(void)
+ 
+ void __init kasan_init(void)
+ {
+-      kasan_mmu_init();
+-
+       kasan_remap_early_shadow_ro();
+ 
+       clear_page(kasan_early_shadow_page);
+diff --git a/drivers/android/binder.c b/drivers/android/binder.c
+index f50c5f182bb5..5b310eea9e52 100644
+--- a/drivers/android/binder.c
++++ b/drivers/android/binder.c
+@@ -2982,6 +2982,12 @@ static void binder_transaction(struct binder_proc *proc,
+                       goto err_dead_binder;
+               }
+               e->to_node = target_node->debug_id;
++              if (WARN_ON(proc == target_proc)) {
++                      return_error = BR_FAILED_REPLY;
++                      return_error_param = -EINVAL;
++                      return_error_line = __LINE__;
++                      goto err_invalid_target_handle;
++              }
+               if (security_binder_transaction(proc->tsk,
+                                               target_proc->tsk) < 0) {
+                       return_error = BR_FAILED_REPLY;
+@@ -3635,10 +3641,17 @@ static int binder_thread_write(struct binder_proc 
*proc,
+                               struct binder_node *ctx_mgr_node;
+                               mutex_lock(&context->context_mgr_node_lock);
+                               ctx_mgr_node = context->binder_context_mgr_node;
+-                              if (ctx_mgr_node)
++                              if (ctx_mgr_node) {
++                                      if (ctx_mgr_node->proc == proc) {
++                                              binder_user_error("%d:%d 
context manager tried to acquire desc 0\n",
++                                                                proc->pid, 
thread->pid);
++                                              
mutex_unlock(&context->context_mgr_node_lock);
++                                              return -EINVAL;
++                                      }
+                                       ret = binder_inc_ref_for_node(
+                                                       proc, ctx_mgr_node,
+                                                       strong, NULL, &rdata);
++                              }
+                               mutex_unlock(&context->context_mgr_node_lock);
+                       }
+                       if (ret)
+diff --git a/drivers/atm/atmtcp.c b/drivers/atm/atmtcp.c
+index d9fd70280482..7f814da3c2d0 100644
+--- a/drivers/atm/atmtcp.c
++++ b/drivers/atm/atmtcp.c
+@@ -433,9 +433,15 @@ static int atmtcp_remove_persistent(int itf)
+               return -EMEDIUMTYPE;
+       }
+       dev_data = PRIV(dev);
+-      if (!dev_data->persist) return 0;
++      if (!dev_data->persist) {
++              atm_dev_put(dev);
++              return 0;
++      }
+       dev_data->persist = 0;
+-      if (PRIV(dev)->vcc) return 0;
++      if (PRIV(dev)->vcc) {
++              atm_dev_put(dev);
++              return 0;
++      }
+       kfree(dev_data);
+       atm_dev_put(dev);
+       atm_dev_deregister(dev);
+diff --git a/drivers/firmware/qemu_fw_cfg.c b/drivers/firmware/qemu_fw_cfg.c
+index 039e0f91dba8..6945c3c96637 100644
+--- a/drivers/firmware/qemu_fw_cfg.c
++++ b/drivers/firmware/qemu_fw_cfg.c
+@@ -605,8 +605,10 @@ static int fw_cfg_register_file(const struct fw_cfg_file 
*f)
+       /* register entry under "/sys/firmware/qemu_fw_cfg/by_key/" */
+       err = kobject_init_and_add(&entry->kobj, &fw_cfg_sysfs_entry_ktype,
+                                  fw_cfg_sel_ko, "%d", entry->select);
+-      if (err)
+-              goto err_register;
++      if (err) {
++              kobject_put(&entry->kobj);
++              return err;
++      }
+ 
+       /* add raw binary content access */
+       err = sysfs_create_bin_file(&entry->kobj, &fw_cfg_sysfs_attr_raw);
+@@ -622,7 +624,6 @@ static int fw_cfg_register_file(const struct fw_cfg_file 
*f)
+ 
+ err_add_raw:
+       kobject_del(&entry->kobj);
+-err_register:
+       kfree(entry);
+       return err;
+ }
+diff --git a/drivers/gpio/gpio-max77620.c b/drivers/gpio/gpio-max77620.c
+index 313bd02dd893..bd6c4faea639 100644
+--- a/drivers/gpio/gpio-max77620.c
++++ b/drivers/gpio/gpio-max77620.c
+@@ -305,8 +305,9 @@ static int max77620_gpio_probe(struct platform_device 
*pdev)
+       gpiochip_irqchip_add_nested(&mgpio->gpio_chip, &max77620_gpio_irqchip,
+                                   0, handle_edge_irq, IRQ_TYPE_NONE);
+ 
+-      ret = request_threaded_irq(gpio_irq, NULL, max77620_gpio_irqhandler,
+-                                 IRQF_ONESHOT, "max77620-gpio", mgpio);
++      ret = devm_request_threaded_irq(&pdev->dev, gpio_irq, NULL,
++                                      max77620_gpio_irqhandler, IRQF_ONESHOT,
++                                      "max77620-gpio", mgpio);
+       if (ret < 0) {
+               dev_err(&pdev->dev, "failed to request IRQ: %d\n", ret);
+               return ret;
+diff --git a/drivers/gpu/drm/bochs/bochs_kms.c 
b/drivers/gpu/drm/bochs/bochs_kms.c
+index 8066d7d370d5..200d55fa9765 100644
+--- a/drivers/gpu/drm/bochs/bochs_kms.c
++++ b/drivers/gpu/drm/bochs/bochs_kms.c
+@@ -143,6 +143,7 @@ int bochs_kms_init(struct bochs_device *bochs)
+       bochs->dev->mode_config.preferred_depth = 24;
+       bochs->dev->mode_config.prefer_shadow = 0;
+       bochs->dev->mode_config.prefer_shadow_fbdev = 1;
++      bochs->dev->mode_config.fbdev_use_iomem = true;
+       bochs->dev->mode_config.quirk_addfb_prefer_host_byte_order = true;
+ 
+       bochs->dev->mode_config.funcs = &bochs_mode_funcs;
+diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c 
b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
+index 87b58c1acff4..648eb23d0784 100644
+--- a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
++++ b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
+@@ -1224,6 +1224,7 @@ static int adv7511_probe(struct i2c_client *i2c, const 
struct i2c_device_id *id)
+ 
+       adv7511->bridge.funcs = &adv7511_bridge_funcs;
+       adv7511->bridge.of_node = dev->of_node;
++      adv7511->bridge.type = DRM_MODE_CONNECTOR_HDMIA;
+ 
+       drm_bridge_add(&adv7511->bridge);
+ 
+diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
+index c7be39a00d43..4dd12a069474 100644
+--- a/drivers/gpu/drm/drm_fb_helper.c
++++ b/drivers/gpu/drm/drm_fb_helper.c
+@@ -399,7 +399,11 @@ static void drm_fb_helper_dirty_blit_real(struct 
drm_fb_helper *fb_helper,
+       unsigned int y;
+ 
+       for (y = clip->y1; y < clip->y2; y++) {
+-              memcpy(dst, src, len);
++              if (!fb_helper->dev->mode_config.fbdev_use_iomem)
++                      memcpy(dst, src, len);
++              else
++                      memcpy_toio((void __iomem *)dst, src, len);
++
+               src += fb->pitches[0];
+               dst += fb->pitches[0];
+       }
+diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c 
b/drivers/gpu/drm/nouveau/dispnv50/disp.c
+index 2625ed84fc44..5835d19e1c45 100644
+--- a/drivers/gpu/drm/nouveau/dispnv50/disp.c
++++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c
+@@ -2041,7 +2041,7 @@ nv50_disp_atomic_commit_tail(struct drm_atomic_state 
*state)
+        */
+       if (core->assign_windows) {
+               core->func->wndw.owner(core);
+-              core->func->update(core, interlock, false);
++              nv50_disp_atomic_commit_core(state, interlock);
+               core->assign_windows = false;
+               interlock[NV50_DISP_INTERLOCK_CORE] = 0;
+       }
+diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c 
b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+index 24d543a01f43..47883f225941 100644
+--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
++++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+@@ -315,7 +315,7 @@ nouveau_fbcon_create(struct drm_fb_helper *helper,
+       struct nouveau_framebuffer *fb;
+       struct nouveau_channel *chan;
+       struct nouveau_bo *nvbo;
+-      struct drm_mode_fb_cmd2 mode_cmd;
++      struct drm_mode_fb_cmd2 mode_cmd = {};
+       int ret;
+ 
+       mode_cmd.width = sizes->surface_width;
+@@ -588,6 +588,7 @@ fini:
+       drm_fb_helper_fini(&fbcon->helper);
+ free:
+       kfree(fbcon);
++      drm->fbcon = NULL;
+       return ret;
+ }
+ 
+diff --git a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c 
b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
+index 48a164257d18..3edb33e61908 100644
+--- a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
++++ b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
+@@ -615,9 +615,9 @@ static const struct panel_desc boe_tv101wum_nl6_desc = {
+ static const struct drm_display_mode auo_kd101n80_45na_default_mode = {
+       .clock = 157000,
+       .hdisplay = 1200,
+-      .hsync_start = 1200 + 80,
+-      .hsync_end = 1200 + 80 + 24,
+-      .htotal = 1200 + 80 + 24 + 36,
++      .hsync_start = 1200 + 60,
++      .hsync_end = 1200 + 60 + 24,
++      .htotal = 1200 + 60 + 24 + 56,
+       .vdisplay = 1920,
+       .vsync_start = 1920 + 16,
+       .vsync_end = 1920 + 16 + 4,
+diff --git a/drivers/i2c/i2c-core-slave.c b/drivers/i2c/i2c-core-slave.c
+index 5427f047faf0..1589179d5eb9 100644
+--- a/drivers/i2c/i2c-core-slave.c
++++ b/drivers/i2c/i2c-core-slave.c
+@@ -18,10 +18,8 @@ int i2c_slave_register(struct i2c_client *client, 
i2c_slave_cb_t slave_cb)
+ {
+       int ret;
+ 
+-      if (!client || !slave_cb) {
+-              WARN(1, "insufficient data\n");
++      if (WARN(IS_ERR_OR_NULL(client) || !slave_cb, "insufficient data\n"))
+               return -EINVAL;
+-      }
+ 
+       if (!(client->flags & I2C_CLIENT_SLAVE))
+               dev_warn(&client->dev, "%s: client slave flag not set. You 
might see address collisions\n",
+@@ -60,6 +58,9 @@ int i2c_slave_unregister(struct i2c_client *client)
+ {
+       int ret;
+ 
++      if (IS_ERR_OR_NULL(client))
++              return -EINVAL;
++
+       if (!client->adapter->algo->unreg_slave) {
+               dev_err(&client->dev, "%s: not supported by adapter\n", 
__func__);
+               return -EOPNOTSUPP;
+diff --git a/drivers/leds/leds-88pm860x.c b/drivers/leds/leds-88pm860x.c
+index b3044c9a8120..465c3755cf2e 100644
+--- a/drivers/leds/leds-88pm860x.c
++++ b/drivers/leds/leds-88pm860x.c
+@@ -203,21 +203,33 @@ static int pm860x_led_probe(struct platform_device *pdev)
+       data->cdev.brightness_set_blocking = pm860x_led_set;
+       mutex_init(&data->lock);
+ 
+-      ret = devm_led_classdev_register(chip->dev, &data->cdev);
++      ret = led_classdev_register(chip->dev, &data->cdev);
+       if (ret < 0) {
+               dev_err(&pdev->dev, "Failed to register LED: %d\n", ret);
+               return ret;
+       }
+       pm860x_led_set(&data->cdev, 0);
++
++      platform_set_drvdata(pdev, data);
++
+       return 0;
+ }
+ 
++static int pm860x_led_remove(struct platform_device *pdev)
++{
++      struct pm860x_led *data = platform_get_drvdata(pdev);
++
++      led_classdev_unregister(&data->cdev);
++
++      return 0;
++}
+ 
+ static struct platform_driver pm860x_led_driver = {
+       .driver = {
+               .name   = "88pm860x-led",
+       },
+       .probe  = pm860x_led_probe,
++      .remove = pm860x_led_remove,
+ };
+ 
+ module_platform_driver(pm860x_led_driver);
+diff --git a/drivers/leds/leds-da903x.c b/drivers/leds/leds-da903x.c
+index ed1b303f699f..2b5fb00438a2 100644
+--- a/drivers/leds/leds-da903x.c
++++ b/drivers/leds/leds-da903x.c
+@@ -110,12 +110,23 @@ static int da903x_led_probe(struct platform_device *pdev)
+       led->flags = pdata->flags;
+       led->master = pdev->dev.parent;
+ 
+-      ret = devm_led_classdev_register(led->master, &led->cdev);
++      ret = led_classdev_register(led->master, &led->cdev);
+       if (ret) {
+               dev_err(&pdev->dev, "failed to register LED %d\n", id);
+               return ret;
+       }
+ 
++      platform_set_drvdata(pdev, led);
++
++      return 0;
++}
++
++static int da903x_led_remove(struct platform_device *pdev)
++{
++      struct da903x_led *led = platform_get_drvdata(pdev);
++
++      led_classdev_unregister(&led->cdev);
++
+       return 0;
+ }
+ 
+@@ -124,6 +135,7 @@ static struct platform_driver da903x_led_driver = {
+               .name   = "da903x-led",
+       },
+       .probe          = da903x_led_probe,
++      .remove         = da903x_led_remove,
+ };
+ 
+ module_platform_driver(da903x_led_driver);
+diff --git a/drivers/leds/leds-lm3533.c b/drivers/leds/leds-lm3533.c
+index 9504ad405aef..b3edee703193 100644
+--- a/drivers/leds/leds-lm3533.c
++++ b/drivers/leds/leds-lm3533.c
+@@ -694,7 +694,7 @@ static int lm3533_led_probe(struct platform_device *pdev)
+ 
+       platform_set_drvdata(pdev, led);
+ 
+-      ret = devm_led_classdev_register(pdev->dev.parent, &led->cdev);
++      ret = led_classdev_register(pdev->dev.parent, &led->cdev);
+       if (ret) {
+               dev_err(&pdev->dev, "failed to register LED %d\n", pdev->id);
+               return ret;
+@@ -704,13 +704,18 @@ static int lm3533_led_probe(struct platform_device *pdev)
+ 
+       ret = lm3533_led_setup(led, pdata);
+       if (ret)
+-              return ret;
++              goto err_deregister;
+ 
+       ret = lm3533_ctrlbank_enable(&led->cb);
+       if (ret)
+-              return ret;
++              goto err_deregister;
+ 
+       return 0;
++
++err_deregister:
++      led_classdev_unregister(&led->cdev);
++
++      return ret;
+ }
+ 
+ static int lm3533_led_remove(struct platform_device *pdev)
+@@ -720,6 +725,7 @@ static int lm3533_led_remove(struct platform_device *pdev)
+       dev_dbg(&pdev->dev, "%s\n", __func__);
+ 
+       lm3533_ctrlbank_disable(&led->cb);
++      led_classdev_unregister(&led->cdev);
+ 
+       return 0;
+ }
+diff --git a/drivers/leds/leds-lm36274.c b/drivers/leds/leds-lm36274.c
+index 836b60c9a2b8..db842eeb7ca2 100644
+--- a/drivers/leds/leds-lm36274.c
++++ b/drivers/leds/leds-lm36274.c
+@@ -133,7 +133,7 @@ static int lm36274_probe(struct platform_device *pdev)
+       lm36274_data->pdev = pdev;
+       lm36274_data->dev = lmu->dev;
+       lm36274_data->regmap = lmu->regmap;
+-      dev_set_drvdata(&pdev->dev, lm36274_data);
++      platform_set_drvdata(pdev, lm36274_data);
+ 
+       ret = lm36274_parse_dt(lm36274_data);
+       if (ret) {
+@@ -147,8 +147,16 @@ static int lm36274_probe(struct platform_device *pdev)
+               return ret;
+       }
+ 
+-      return devm_led_classdev_register(lm36274_data->dev,
+-                                       &lm36274_data->led_dev);
++      return led_classdev_register(lm36274_data->dev, &lm36274_data->led_dev);
++}
++
++static int lm36274_remove(struct platform_device *pdev)
++{
++      struct lm36274 *lm36274_data = platform_get_drvdata(pdev);
++
++      led_classdev_unregister(&lm36274_data->led_dev);
++
++      return 0;
+ }
+ 
+ static const struct of_device_id of_lm36274_leds_match[] = {
+@@ -159,6 +167,7 @@ MODULE_DEVICE_TABLE(of, of_lm36274_leds_match);
+ 
+ static struct platform_driver lm36274_driver = {
+       .probe  = lm36274_probe,
++      .remove = lm36274_remove,
+       .driver = {
+               .name = "lm36274-leds",
+       },
+diff --git a/drivers/leds/leds-wm831x-status.c 
b/drivers/leds/leds-wm831x-status.c
+index 082df7f1dd90..67f4235cb28a 100644
+--- a/drivers/leds/leds-wm831x-status.c
++++ b/drivers/leds/leds-wm831x-status.c
+@@ -269,12 +269,23 @@ static int wm831x_status_probe(struct platform_device 
*pdev)
+       drvdata->cdev.blink_set = wm831x_status_blink_set;
+       drvdata->cdev.groups = wm831x_status_groups;
+ 
+-      ret = devm_led_classdev_register(wm831x->dev, &drvdata->cdev);
++      ret = led_classdev_register(wm831x->dev, &drvdata->cdev);
+       if (ret < 0) {
+               dev_err(&pdev->dev, "Failed to register LED: %d\n", ret);
+               return ret;
+       }
+ 
++      platform_set_drvdata(pdev, drvdata);
++
++      return 0;
++}
++
++static int wm831x_status_remove(struct platform_device *pdev)
++{
++      struct wm831x_status *drvdata = platform_get_drvdata(pdev);
++
++      led_classdev_unregister(&drvdata->cdev);
++
+       return 0;
+ }
+ 
+@@ -283,6 +294,7 @@ static struct platform_driver wm831x_status_driver = {
+                  .name = "wm831x-status",
+                  },
+       .probe = wm831x_status_probe,
++      .remove = wm831x_status_remove,
+ };
+ 
+ module_platform_driver(wm831x_status_driver);
+diff --git a/drivers/misc/lkdtm/heap.c b/drivers/misc/lkdtm/heap.c
+index 3c5cec85edce..1323bc16f113 100644
+--- a/drivers/misc/lkdtm/heap.c
++++ b/drivers/misc/lkdtm/heap.c
+@@ -58,11 +58,12 @@ void lkdtm_READ_AFTER_FREE(void)
+       int *base, *val, saw;
+       size_t len = 1024;
+       /*
+-       * The slub allocator uses the first word to store the free
+-       * pointer in some configurations. Use the middle of the
+-       * allocation to avoid running into the freelist
++       * The slub allocator will use the either the first word or
++       * the middle of the allocation to store the free pointer,
++       * depending on configurations. Store in the second word to
++       * avoid running into the freelist.
+        */
+-      size_t offset = (len / sizeof(*base)) / 2;
++      size_t offset = sizeof(*base);
+ 
+       base = kmalloc(len, GFP_KERNEL);
+       if (!base) {
+diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c
+index c5935b2f9cd1..b40f46a43fc6 100644
+--- a/drivers/mtd/mtdchar.c
++++ b/drivers/mtd/mtdchar.c
+@@ -355,9 +355,6 @@ static int mtdchar_writeoob(struct file *file, struct 
mtd_info *mtd,
+       uint32_t retlen;
+       int ret = 0;
+ 
+-      if (!(file->f_mode & FMODE_WRITE))
+-              return -EPERM;
+-
+       if (length > 4096)
+               return -EINVAL;
+ 
+@@ -643,6 +640,48 @@ static int mtdchar_ioctl(struct file *file, u_int cmd, 
u_long arg)
+ 
+       pr_debug("MTD_ioctl\n");
+ 
++      /*
++       * Check the file mode to require "dangerous" commands to have write
++       * permissions.
++       */
++      switch (cmd) {
++      /* "safe" commands */
++      case MEMGETREGIONCOUNT:
++      case MEMGETREGIONINFO:
++      case MEMGETINFO:
++      case MEMREADOOB:
++      case MEMREADOOB64:
++      case MEMLOCK:
++      case MEMUNLOCK:
++      case MEMISLOCKED:
++      case MEMGETOOBSEL:
++      case MEMGETBADBLOCK:
++      case MEMSETBADBLOCK:
++      case OTPSELECT:
++      case OTPGETREGIONCOUNT:
++      case OTPGETREGIONINFO:
++      case OTPLOCK:
++      case ECCGETLAYOUT:
++      case ECCGETSTATS:
++      case MTDFILEMODE:
++      case BLKPG:
++      case BLKRRPART:
++              break;
++
++      /* "dangerous" commands */
++      case MEMERASE:
++      case MEMERASE64:
++      case MEMWRITEOOB:
++      case MEMWRITEOOB64:
++      case MEMWRITE:
++              if (!(file->f_mode & FMODE_WRITE))
++                      return -EPERM;
++              break;
++
++      default:
++              return -ENOTTY;
++      }
++
+       switch (cmd) {
+       case MEMGETREGIONCOUNT:
+               if (copy_to_user(argp, &(mtd->numeraseregions), sizeof(int)))
+@@ -690,9 +729,6 @@ static int mtdchar_ioctl(struct file *file, u_int cmd, 
u_long arg)
+       {
+               struct erase_info *erase;
+ 
+-              if(!(file->f_mode & FMODE_WRITE))
+-                      return -EPERM;
+-
+               erase=kzalloc(sizeof(struct erase_info),GFP_KERNEL);
+               if (!erase)
+                       ret = -ENOMEM;
+@@ -985,9 +1021,6 @@ static int mtdchar_ioctl(struct file *file, u_int cmd, 
u_long arg)
+               ret = 0;
+               break;
+       }
+-
+-      default:
+-              ret = -ENOTTY;
+       }
+ 
+       return ret;
+@@ -1031,6 +1064,11 @@ static long mtdchar_compat_ioctl(struct file *file, 
unsigned int cmd,
+               struct mtd_oob_buf32 buf;
+               struct mtd_oob_buf32 __user *buf_user = argp;
+ 
++              if (!(file->f_mode & FMODE_WRITE)) {
++                      ret = -EPERM;
++                      break;
++              }
++
+               if (copy_from_user(&buf, argp, sizeof(buf)))
+                       ret = -EFAULT;
+               else
+diff --git a/drivers/net/ethernet/cadence/macb_main.c 
b/drivers/net/ethernet/cadence/macb_main.c
+index f1f0976e7669..3a157be857b0 100644
+--- a/drivers/net/ethernet/cadence/macb_main.c
++++ b/drivers/net/ethernet/cadence/macb_main.c
+@@ -578,7 +578,7 @@ static void macb_mac_config(struct phylink_config *config, 
unsigned int mode,
+       if (bp->caps & MACB_CAPS_MACB_IS_EMAC) {
+               if (state->interface == PHY_INTERFACE_MODE_RMII)
+                       ctrl |= MACB_BIT(RM9200_RMII);
+-      } else {
++      } else if (macb_is_gem(bp)) {
+               ctrl &= ~(GEM_BIT(SGMIIEN) | GEM_BIT(PCSSEL));
+ 
+               if (state->interface == PHY_INTERFACE_MODE_SGMII)
+@@ -639,10 +639,13 @@ static void macb_mac_link_up(struct phylink_config 
*config,
+               ctrl |= MACB_BIT(FD);
+ 
+       if (!(bp->caps & MACB_CAPS_MACB_IS_EMAC)) {
+-              ctrl &= ~(GEM_BIT(GBE) | MACB_BIT(PAE));
++              ctrl &= ~MACB_BIT(PAE);
++              if (macb_is_gem(bp)) {
++                      ctrl &= ~GEM_BIT(GBE);
+ 
+-              if (speed == SPEED_1000)
+-                      ctrl |= GEM_BIT(GBE);
++                      if (speed == SPEED_1000)
++                              ctrl |= GEM_BIT(GBE);
++              }
+ 
+               /* We do not support MLO_PAUSE_RX yet */
+               if (tx_pause)
+diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_main.c 
b/drivers/net/ethernet/cavium/thunder/nicvf_main.c
+index b4b33368698f..ae48f2e9265f 100644
+--- a/drivers/net/ethernet/cavium/thunder/nicvf_main.c
++++ b/drivers/net/ethernet/cavium/thunder/nicvf_main.c
+@@ -2041,11 +2041,11 @@ static void nicvf_set_rx_mode_task(struct work_struct 
*work_arg)
+       /* Save message data locally to prevent them from
+        * being overwritten by next ndo_set_rx_mode call().
+        */
+-      spin_lock(&nic->rx_mode_wq_lock);
++      spin_lock_bh(&nic->rx_mode_wq_lock);
+       mode = vf_work->mode;
+       mc = vf_work->mc;
+       vf_work->mc = NULL;
+-      spin_unlock(&nic->rx_mode_wq_lock);
++      spin_unlock_bh(&nic->rx_mode_wq_lock);
+ 
+       __nicvf_set_rx_mode_task(mode, mc, nic);
+ }
+diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c 
b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
+index 72fa9c4e058f..b7031f8562e0 100644
+--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
++++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
+@@ -2120,7 +2120,7 @@ close:
+ free:
+       fsl_mc_object_free(dpcon);
+ 
+-      return NULL;
++      return ERR_PTR(err);
+ }
+ 
+ static void free_dpcon(struct dpaa2_eth_priv *priv,
+@@ -2144,8 +2144,8 @@ alloc_channel(struct dpaa2_eth_priv *priv)
+               return NULL;
+ 
+       channel->dpcon = setup_dpcon(priv);
+-      if (IS_ERR_OR_NULL(channel->dpcon)) {
+-              err = PTR_ERR_OR_ZERO(channel->dpcon);
++      if (IS_ERR(channel->dpcon)) {
++              err = PTR_ERR(channel->dpcon);
+               goto err_setup;
+       }
+ 
+diff --git a/drivers/net/ethernet/intel/igb/igb_main.c 
b/drivers/net/ethernet/intel/igb/igb_main.c
+index b46bff8fe056..b35d599fc78e 100644
+--- a/drivers/net/ethernet/intel/igb/igb_main.c
++++ b/drivers/net/ethernet/intel/igb/igb_main.c
+@@ -6224,9 +6224,18 @@ static void igb_reset_task(struct work_struct *work)
+       struct igb_adapter *adapter;
+       adapter = container_of(work, struct igb_adapter, reset_task);
+ 
++      rtnl_lock();
++      /* If we're already down or resetting, just bail */
++      if (test_bit(__IGB_DOWN, &adapter->state) ||
++          test_bit(__IGB_RESETTING, &adapter->state)) {
++              rtnl_unlock();
++              return;
++      }
++
+       igb_dump(adapter);
+       netdev_err(adapter->netdev, "Reset adapter\n");
+       igb_reinit_locked(adapter);
++      rtnl_unlock();
+ }
+ 
+ /**
+diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c 
b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
+index 24f4d8e0da98..ee72397813d4 100644
+--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
++++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
+@@ -2981,6 +2981,7 @@ static int mvpp2_rx(struct mvpp2_port *port, struct 
napi_struct *napi,
+               err = mvpp2_rx_refill(port, bm_pool, pool);
+               if (err) {
+                       netdev_err(port->dev, "failed to refill BM pools\n");
++                      dev_kfree_skb_any(skb);
+                       goto err_drop_frame;
+               }
+ 
+diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c 
b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+index b743d8b56c84..82f5690ff4d3 100644
+--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
++++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+@@ -171,11 +171,21 @@ static int mt7621_gmac0_rgmii_adjust(struct mtk_eth *eth,
+       return 0;
+ }
+ 
+-static void mtk_gmac0_rgmii_adjust(struct mtk_eth *eth, int speed)
++static void mtk_gmac0_rgmii_adjust(struct mtk_eth *eth,
++                                 phy_interface_t interface, int speed)
+ {
+       u32 val;
+       int ret;
+ 
++      if (interface == PHY_INTERFACE_MODE_TRGMII) {
++              mtk_w32(eth, TRGMII_MODE, INTF_MODE);
++              val = 500000000;
++              ret = clk_set_rate(eth->clks[MTK_CLK_TRGPLL], val);
++              if (ret)
++                      dev_err(eth->dev, "Failed to set trgmii pll: %d\n", 
ret);
++              return;
++      }
++
+       val = (speed == SPEED_1000) ?
+               INTF_MODE_RGMII_1000 : INTF_MODE_RGMII_10_100;
+       mtk_w32(eth, val, INTF_MODE);
+@@ -262,10 +272,9 @@ static void mtk_mac_config(struct phylink_config *config, 
unsigned int mode,
+                                                             state->interface))
+                                       goto err_phy;
+                       } else {
+-                              if (state->interface !=
+-                                  PHY_INTERFACE_MODE_TRGMII)
+-                                      mtk_gmac0_rgmii_adjust(mac->hw,
+-                                                             state->speed);
++                              mtk_gmac0_rgmii_adjust(mac->hw,
++                                                     state->interface,
++                                                     state->speed);
+ 
+                               /* mt7623_pad_clk_setup */
+                               for (i = 0 ; i < NUM_TRGMII_CTRL; i++)
+diff --git a/drivers/net/ethernet/mscc/ocelot.c 
b/drivers/net/ethernet/mscc/ocelot.c
+index efb3965a3e42..76dbf9ac8ad5 100644
+--- a/drivers/net/ethernet/mscc/ocelot.c
++++ b/drivers/net/ethernet/mscc/ocelot.c
+@@ -749,21 +749,21 @@ void ocelot_get_txtstamp(struct ocelot *ocelot)
+ 
+               spin_unlock_irqrestore(&port->tx_skbs.lock, flags);
+ 
+-              /* Next ts */
+-              ocelot_write(ocelot, SYS_PTP_NXT_PTP_NXT, SYS_PTP_NXT);
++              /* Get the h/w timestamp */
++              ocelot_get_hwtimestamp(ocelot, &ts);
+ 
+               if (unlikely(!skb_match))
+                       continue;
+ 
+-              /* Get the h/w timestamp */
+-              ocelot_get_hwtimestamp(ocelot, &ts);
+-
+               /* Set the timestamp into the skb */
+               memset(&shhwtstamps, 0, sizeof(shhwtstamps));
+               shhwtstamps.hwtstamp = ktime_set(ts.tv_sec, ts.tv_nsec);
+               skb_tstamp_tx(skb_match, &shhwtstamps);
+ 
+               dev_kfree_skb_any(skb_match);
++
++              /* Next ts */
++              ocelot_write(ocelot, SYS_PTP_NXT_PTP_NXT, SYS_PTP_NXT);
+       }
+ }
+ EXPORT_SYMBOL(ocelot_get_txtstamp);
+diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
+index ebcfbae05690..b8b7fc13b3dc 100644
+--- a/drivers/net/hyperv/netvsc_drv.c
++++ b/drivers/net/hyperv/netvsc_drv.c
+@@ -532,12 +532,13 @@ static int netvsc_xmit(struct sk_buff *skb, struct 
net_device *net, bool xdp_tx)
+       u32 hash;
+       struct hv_page_buffer pb[MAX_PAGE_BUFFER_COUNT];
+ 
+-      /* if VF is present and up then redirect packets
+-       * already called with rcu_read_lock_bh
++      /* If VF is present and up then redirect packets to it.
++       * Skip the VF if it is marked down or has no carrier.
++       * If netpoll is in uses, then VF can not be used either.
+        */
+       vf_netdev = rcu_dereference_bh(net_device_ctx->vf_netdev);
+       if (vf_netdev && netif_running(vf_netdev) &&
+-          !netpoll_tx_running(net))
++          netif_carrier_ok(vf_netdev) && !netpoll_tx_running(net))
+               return netvsc_vf_xmit(net, vf_netdev, skb);
+ 
+       /* We will atmost need two pages to describe the rndis
+diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
+index 5f123a8cf68e..d2fdb5430d27 100644
+--- a/drivers/net/usb/hso.c
++++ b/drivers/net/usb/hso.c
+@@ -2261,12 +2261,14 @@ static int hso_serial_common_create(struct hso_serial 
*serial, int num_urbs,
+ 
+       minor = get_free_serial_index();
+       if (minor < 0)
+-              goto exit;
++              goto exit2;
+ 
+       /* register our minor number */
+       serial->parent->dev = tty_port_register_device_attr(&serial->port,
+                       tty_drv, minor, &serial->parent->interface->dev,
+                       serial->parent, hso_serial_dev_groups);
++      if (IS_ERR(serial->parent->dev))
++              goto exit2;
+ 
+       /* fill in specific data for later use */
+       serial->minor = minor;
+@@ -2311,6 +2313,7 @@ static int hso_serial_common_create(struct hso_serial 
*serial, int num_urbs,
+       return 0;
+ exit:
+       hso_serial_tty_unregister(serial);
++exit2:
+       hso_serial_common_free(serial);
+       return -1;
+ }
+diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
+index ee062b27cfa7..442507f25aad 100644
+--- a/drivers/net/usb/lan78xx.c
++++ b/drivers/net/usb/lan78xx.c
+@@ -377,10 +377,6 @@ struct lan78xx_net {
+       struct tasklet_struct   bh;
+       struct delayed_work     wq;
+ 
+-      struct usb_host_endpoint *ep_blkin;
+-      struct usb_host_endpoint *ep_blkout;
+-      struct usb_host_endpoint *ep_intr;
+-
+       int                     msg_enable;
+ 
+       struct urb              *urb_intr;
+@@ -2860,78 +2856,12 @@ lan78xx_start_xmit(struct sk_buff *skb, struct 
net_device *net)
+       return NETDEV_TX_OK;
+ }
+ 
+-static int
+-lan78xx_get_endpoints(struct lan78xx_net *dev, struct usb_interface *intf)
+-{
+-      int tmp;
+-      struct usb_host_interface *alt = NULL;
+-      struct usb_host_endpoint *in = NULL, *out = NULL;
+-      struct usb_host_endpoint *status = NULL;
+-
+-      for (tmp = 0; tmp < intf->num_altsetting; tmp++) {
+-              unsigned ep;
+-
+-              in = NULL;
+-              out = NULL;
+-              status = NULL;
+-              alt = intf->altsetting + tmp;
+-
+-              for (ep = 0; ep < alt->desc.bNumEndpoints; ep++) {
+-                      struct usb_host_endpoint *e;
+-                      int intr = 0;
+-
+-                      e = alt->endpoint + ep;
+-                      switch (e->desc.bmAttributes) {
+-                      case USB_ENDPOINT_XFER_INT:
+-                              if (!usb_endpoint_dir_in(&e->desc))
+-                                      continue;
+-                              intr = 1;
+-                              /* FALLTHROUGH */
+-                      case USB_ENDPOINT_XFER_BULK:
+-                              break;
+-                      default:
+-                              continue;
+-                      }
+-                      if (usb_endpoint_dir_in(&e->desc)) {
+-                              if (!intr && !in)
+-                                      in = e;
+-                              else if (intr && !status)
+-                                      status = e;
+-                      } else {
+-                              if (!out)
+-                                      out = e;
+-                      }
+-              }
+-              if (in && out)
+-                      break;
+-      }
+-      if (!alt || !in || !out)
+-              return -EINVAL;
+-
+-      dev->pipe_in = usb_rcvbulkpipe(dev->udev,
+-                                     in->desc.bEndpointAddress &
+-                                     USB_ENDPOINT_NUMBER_MASK);
+-      dev->pipe_out = usb_sndbulkpipe(dev->udev,
+-                                      out->desc.bEndpointAddress &
+-                                      USB_ENDPOINT_NUMBER_MASK);
+-      dev->ep_intr = status;
+-
+-      return 0;
+-}
+-
+ static int lan78xx_bind(struct lan78xx_net *dev, struct usb_interface *intf)
+ {
+       struct lan78xx_priv *pdata = NULL;
+       int ret;
+       int i;
+ 
+-      ret = lan78xx_get_endpoints(dev, intf);
+-      if (ret) {
+-              netdev_warn(dev->net, "lan78xx_get_endpoints failed: %d\n",
+-                          ret);
+-              return ret;
+-      }
+-
+       dev->data[0] = (unsigned long)kzalloc(sizeof(*pdata), GFP_KERNEL);
+ 
+       pdata = (struct lan78xx_priv *)(dev->data[0]);
+@@ -3700,6 +3630,7 @@ static void lan78xx_stat_monitor(struct timer_list *t)
+ static int lan78xx_probe(struct usb_interface *intf,
+                        const struct usb_device_id *id)
+ {
++      struct usb_host_endpoint *ep_blkin, *ep_blkout, *ep_intr;
+       struct lan78xx_net *dev;
+       struct net_device *netdev;
+       struct usb_device *udev;
+@@ -3748,6 +3679,34 @@ static int lan78xx_probe(struct usb_interface *intf,
+ 
+       mutex_init(&dev->stats.access_lock);
+ 
++      if (intf->cur_altsetting->desc.bNumEndpoints < 3) {
++              ret = -ENODEV;
++              goto out2;
++      }
++
++      dev->pipe_in = usb_rcvbulkpipe(udev, BULK_IN_PIPE);
++      ep_blkin = usb_pipe_endpoint(udev, dev->pipe_in);
++      if (!ep_blkin || !usb_endpoint_is_bulk_in(&ep_blkin->desc)) {
++              ret = -ENODEV;
++              goto out2;
++      }
++
++      dev->pipe_out = usb_sndbulkpipe(udev, BULK_OUT_PIPE);
++      ep_blkout = usb_pipe_endpoint(udev, dev->pipe_out);
++      if (!ep_blkout || !usb_endpoint_is_bulk_out(&ep_blkout->desc)) {
++              ret = -ENODEV;
++              goto out2;
++      }
++
++      ep_intr = &intf->cur_altsetting->endpoint[2];
++      if (!usb_endpoint_is_int_in(&ep_intr->desc)) {
++              ret = -ENODEV;
++              goto out2;
++      }
++
++      dev->pipe_intr = usb_rcvintpipe(dev->udev,
++                                      usb_endpoint_num(&ep_intr->desc));
++
+       ret = lan78xx_bind(dev, intf);
+       if (ret < 0)
+               goto out2;
+@@ -3759,23 +3718,7 @@ static int lan78xx_probe(struct usb_interface *intf,
+       netdev->max_mtu = MAX_SINGLE_PACKET_SIZE;
+       netif_set_gso_max_size(netdev, MAX_SINGLE_PACKET_SIZE - MAX_HEADER);
+ 
+-      if (intf->cur_altsetting->desc.bNumEndpoints < 3) {
+-              ret = -ENODEV;
+-              goto out3;
+-      }
+-
+-      dev->ep_blkin = (intf->cur_altsetting)->endpoint + 0;
+-      dev->ep_blkout = (intf->cur_altsetting)->endpoint + 1;
+-      dev->ep_intr = (intf->cur_altsetting)->endpoint + 2;
+-
+-      dev->pipe_in = usb_rcvbulkpipe(udev, BULK_IN_PIPE);
+-      dev->pipe_out = usb_sndbulkpipe(udev, BULK_OUT_PIPE);
+-
+-      dev->pipe_intr = usb_rcvintpipe(dev->udev,
+-                                      dev->ep_intr->desc.bEndpointAddress &
+-                                      USB_ENDPOINT_NUMBER_MASK);
+-      period = dev->ep_intr->desc.bInterval;
+-
++      period = ep_intr->desc.bInterval;
+       maxp = usb_maxpacket(dev->udev, dev->pipe_intr, 0);
+       buf = kmalloc(maxp, GFP_KERNEL);
+       if (buf) {
+diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
+index 6e64bc8d601f..b78bb5c558ff 100644
+--- a/drivers/net/vxlan.c
++++ b/drivers/net/vxlan.c
+@@ -1225,6 +1225,7 @@ static int vxlan_fdb_dump(struct sk_buff *skb, struct 
netlink_callback *cb,
+       for (h = 0; h < FDB_HASH_SIZE; ++h) {
+               struct vxlan_fdb *f;
+ 
++              rcu_read_lock();
+               hlist_for_each_entry_rcu(f, &vxlan->fdb_head[h], hlist) {
+                       struct vxlan_rdst *rd;
+ 
+@@ -1237,12 +1238,15 @@ static int vxlan_fdb_dump(struct sk_buff *skb, struct 
netlink_callback *cb,
+                                                    cb->nlh->nlmsg_seq,
+                                                    RTM_NEWNEIGH,
+                                                    NLM_F_MULTI, rd);
+-                              if (err < 0)
++                              if (err < 0) {
++                                      rcu_read_unlock();
+                                       goto out;
++                              }
+ skip:
+                               *idx += 1;
+                       }
+               }
++              rcu_read_unlock();
+       }
+ out:
+       return err;
+@@ -2546,7 +2550,7 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct 
net_device *dev,
+               ndst = &rt->dst;
+               skb_tunnel_check_pmtu(skb, ndst, VXLAN_HEADROOM);
+ 
+-              tos = ip_tunnel_ecn_encap(RT_TOS(tos), old_iph, skb);
++              tos = ip_tunnel_ecn_encap(tos, old_iph, skb);
+               ttl = ttl ? : ip4_dst_hoplimit(&rt->dst);
+               err = vxlan_build_skb(skb, ndst, sizeof(struct iphdr),
+                                     vni, md, flags, udp_sum);
+@@ -2586,7 +2590,7 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct 
net_device *dev,
+ 
+               skb_tunnel_check_pmtu(skb, ndst, VXLAN6_HEADROOM);
+ 
+-              tos = ip_tunnel_ecn_encap(RT_TOS(tos), old_iph, skb);
++              tos = ip_tunnel_ecn_encap(tos, old_iph, skb);
+               ttl = ttl ? : ip6_dst_hoplimit(ndst);
+               skb_scrub_packet(skb, xnet);
+               err = vxlan_build_skb(skb, ndst, sizeof(struct ipv6hdr),
+diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
+index 10d65f27879f..45e29c6c3234 100644
+--- a/drivers/nvme/host/pci.c
++++ b/drivers/nvme/host/pci.c
+@@ -3130,6 +3130,8 @@ static const struct pci_device_id nvme_id_table[] = {
+       { PCI_DEVICE(0x1cc1, 0x8201),   /* ADATA SX8200PNP 512GB */
+               .driver_data = NVME_QUIRK_NO_DEEPEST_PS |
+                               NVME_QUIRK_IGNORE_DEV_SUBNQN, },
++      { PCI_DEVICE(0x1c5c, 0x1504),   /* SK Hynix PC400 */
++              .driver_data = NVME_QUIRK_DISABLE_WRITE_ZEROES, },
+       { PCI_DEVICE_CLASS(PCI_CLASS_STORAGE_EXPRESS, 0xffffff) },
+       { PCI_DEVICE(PCI_VENDOR_ID_APPLE, 0x2001),
+               .driver_data = NVME_QUIRK_SINGLE_VECTOR },
+diff --git a/drivers/pci/controller/pci-tegra.c 
b/drivers/pci/controller/pci-tegra.c
+index 3e64ba6a36a8..a4bea7c7fb12 100644
+--- a/drivers/pci/controller/pci-tegra.c
++++ b/drivers/pci/controller/pci-tegra.c
+@@ -181,13 +181,6 @@
+ 
+ #define AFI_PEXBIAS_CTRL_0            0x168
+ 
+-#define RP_PRIV_XP_DL         0x00000494
+-#define  RP_PRIV_XP_DL_GEN2_UPD_FC_TSHOLD     (0x1ff << 1)
+-
+-#define RP_RX_HDR_LIMIT               0x00000e00
+-#define  RP_RX_HDR_LIMIT_PW_MASK      (0xff << 8)
+-#define  RP_RX_HDR_LIMIT_PW           (0x0e << 8)
+-
+ #define RP_ECTL_2_R1  0x00000e84
+ #define  RP_ECTL_2_R1_RX_CTLE_1C_MASK         0xffff
+ 
+@@ -323,7 +316,6 @@ struct tegra_pcie_soc {
+       bool program_uphy;
+       bool update_clamp_threshold;
+       bool program_deskew_time;
+-      bool raw_violation_fixup;
+       bool update_fc_timer;
+       bool has_cache_bars;
+       struct {
+@@ -659,23 +651,6 @@ static void tegra_pcie_apply_sw_fixup(struct 
tegra_pcie_port *port)
+               writel(value, port->base + RP_VEND_CTL0);
+       }
+ 
+-      /* Fixup for read after write violation. */
+-      if (soc->raw_violation_fixup) {
+-              value = readl(port->base + RP_RX_HDR_LIMIT);
+-              value &= ~RP_RX_HDR_LIMIT_PW_MASK;
+-              value |= RP_RX_HDR_LIMIT_PW;
+-              writel(value, port->base + RP_RX_HDR_LIMIT);
+-
+-              value = readl(port->base + RP_PRIV_XP_DL);
+-              value |= RP_PRIV_XP_DL_GEN2_UPD_FC_TSHOLD;
+-              writel(value, port->base + RP_PRIV_XP_DL);
+-
+-              value = readl(port->base + RP_VEND_XP);
+-              value &= ~RP_VEND_XP_UPDATE_FC_THRESHOLD_MASK;
+-              value |= soc->update_fc_threshold;
+-              writel(value, port->base + RP_VEND_XP);
+-      }
+-
+       if (soc->update_fc_timer) {
+               value = readl(port->base + RP_VEND_XP);
+               value &= ~RP_VEND_XP_UPDATE_FC_THRESHOLD_MASK;
+@@ -2416,7 +2391,6 @@ static const struct tegra_pcie_soc tegra20_pcie = {
+       .program_uphy = true,
+       .update_clamp_threshold = false,
+       .program_deskew_time = false,
+-      .raw_violation_fixup = false,
+       .update_fc_timer = false,
+       .has_cache_bars = true,
+       .ectl.enable = false,
+@@ -2446,7 +2420,6 @@ static const struct tegra_pcie_soc tegra30_pcie = {
+       .program_uphy = true,
+       .update_clamp_threshold = false,
+       .program_deskew_time = false,
+-      .raw_violation_fixup = false,
+       .update_fc_timer = false,
+       .has_cache_bars = false,
+       .ectl.enable = false,
+@@ -2459,8 +2432,6 @@ static const struct tegra_pcie_soc tegra124_pcie = {
+       .pads_pll_ctl = PADS_PLL_CTL_TEGRA30,
+       .tx_ref_sel = PADS_PLL_CTL_TXCLKREF_BUF_EN,
+       .pads_refclk_cfg0 = 0x44ac44ac,
+-      /* FC threshold is bit[25:18] */
+-      .update_fc_threshold = 0x03fc0000,
+       .has_pex_clkreq_en = true,
+       .has_pex_bias_ctrl = true,
+       .has_intr_prsnt_sense = true,
+@@ -2470,7 +2441,6 @@ static const struct tegra_pcie_soc tegra124_pcie = {
+       .program_uphy = true,
+       .update_clamp_threshold = true,
+       .program_deskew_time = false,
+-      .raw_violation_fixup = true,
+       .update_fc_timer = false,
+       .has_cache_bars = false,
+       .ectl.enable = false,
+@@ -2494,7 +2464,6 @@ static const struct tegra_pcie_soc tegra210_pcie = {
+       .program_uphy = true,
+       .update_clamp_threshold = true,
+       .program_deskew_time = true,
+-      .raw_violation_fixup = false,
+       .update_fc_timer = true,
+       .has_cache_bars = false,
+       .ectl = {
+@@ -2536,7 +2505,6 @@ static const struct tegra_pcie_soc tegra186_pcie = {
+       .program_uphy = false,
+       .update_clamp_threshold = false,
+       .program_deskew_time = false,
+-      .raw_violation_fixup = false,
+       .update_fc_timer = false,
+       .has_cache_bars = false,
+       .ectl.enable = false,
+diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
+index 52740b60d786..7ca32ede5e17 100644
+--- a/drivers/scsi/ufs/ufshcd.c
++++ b/drivers/scsi/ufs/ufshcd.c
+@@ -1908,8 +1908,11 @@ static void ufshcd_clk_scaling_update_busy(struct 
ufs_hba *hba)
+ static inline
+ void ufshcd_send_command(struct ufs_hba *hba, unsigned int task_tag)
+ {
+-      hba->lrb[task_tag].issue_time_stamp = ktime_get();
+-      hba->lrb[task_tag].compl_time_stamp = ktime_set(0, 0);
++      struct ufshcd_lrb *lrbp = &hba->lrb[task_tag];
++
++      lrbp->issue_time_stamp = ktime_get();
++      lrbp->compl_time_stamp = ktime_set(0, 0);
++      ufshcd_vops_setup_xfer_req(hba, task_tag, (lrbp->cmd ? true : false));
+       ufshcd_add_command_trace(hba, task_tag, "send");
+       ufshcd_clk_scaling_start_busy(hba);
+       __set_bit(task_tag, &hba->outstanding_reqs);
+@@ -2519,7 +2522,6 @@ static int ufshcd_queuecommand(struct Scsi_Host *host, 
struct scsi_cmnd *cmd)
+ 
+       /* issue command to the controller */
+       spin_lock_irqsave(hba->host->host_lock, flags);
+-      ufshcd_vops_setup_xfer_req(hba, tag, true);
+       ufshcd_send_command(hba, tag);
+ out_unlock:
+       spin_unlock_irqrestore(hba->host->host_lock, flags);
+@@ -2706,7 +2708,6 @@ static int ufshcd_exec_dev_cmd(struct ufs_hba *hba,
+       /* Make sure descriptors are ready before ringing the doorbell */
+       wmb();
+       spin_lock_irqsave(hba->host->host_lock, flags);
+-      ufshcd_vops_setup_xfer_req(hba, tag, false);
+       ufshcd_send_command(hba, tag);
+       spin_unlock_irqrestore(hba->host->host_lock, flags);
+ 
+diff --git a/drivers/staging/android/ashmem.c 
b/drivers/staging/android/ashmem.c
+index 8044510d8ec6..d0d195bc3436 100644
+--- a/drivers/staging/android/ashmem.c
++++ b/drivers/staging/android/ashmem.c
+@@ -95,6 +95,15 @@ static DEFINE_MUTEX(ashmem_mutex);
+ static struct kmem_cache *ashmem_area_cachep __read_mostly;
+ static struct kmem_cache *ashmem_range_cachep __read_mostly;
+ 
++/*
++ * A separate lockdep class for the backing shmem inodes to resolve the 
lockdep
++ * warning about the race between kswapd taking fs_reclaim before inode_lock
++ * and write syscall taking inode_lock and then fs_reclaim.
++ * Note that such race is impossible because ashmem does not support write
++ * syscalls operating on the backing shmem.
++ */
++static struct lock_class_key backing_shmem_inode_class;
++
+ static inline unsigned long range_size(struct ashmem_range *range)
+ {
+       return range->pgend - range->pgstart + 1;
+@@ -396,6 +405,7 @@ static int ashmem_mmap(struct file *file, struct 
vm_area_struct *vma)
+       if (!asma->file) {
+               char *name = ASHMEM_NAME_DEF;
+               struct file *vmfile;
++              struct inode *inode;
+ 
+               if (asma->name[ASHMEM_NAME_PREFIX_LEN] != '\0')
+                       name = asma->name;
+@@ -407,6 +417,8 @@ static int ashmem_mmap(struct file *file, struct 
vm_area_struct *vma)
+                       goto out;
+               }
+               vmfile->f_mode |= FMODE_LSEEK;
++              inode = file_inode(vmfile);
++              lockdep_set_class(&inode->i_rwsem, &backing_shmem_inode_class);
+               asma->file = vmfile;
+               /*
+                * override mmap operation of the vmfile so that it can't be
+diff --git a/drivers/staging/rtl8188eu/core/rtw_mlme.c 
b/drivers/staging/rtl8188eu/core/rtw_mlme.c
+index 9de2d421f6b1..4f2abe1e14d5 100644
+--- a/drivers/staging/rtl8188eu/core/rtw_mlme.c
++++ b/drivers/staging/rtl8188eu/core/rtw_mlme.c
+@@ -1729,9 +1729,11 @@ int rtw_restruct_sec_ie(struct adapter *adapter, u8 
*in_ie, u8 *out_ie, uint in_
+       if ((ndisauthmode == Ndis802_11AuthModeWPA) ||
+           (ndisauthmode == Ndis802_11AuthModeWPAPSK))
+               authmode = _WPA_IE_ID_;
+-      if ((ndisauthmode == Ndis802_11AuthModeWPA2) ||
++      else if ((ndisauthmode == Ndis802_11AuthModeWPA2) ||
+           (ndisauthmode == Ndis802_11AuthModeWPA2PSK))
+               authmode = _WPA2_IE_ID_;
++      else
++              authmode = 0x0;
+ 
+       if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS)) {
+               memcpy(out_ie + ielength, psecuritypriv->wps_ie, 
psecuritypriv->wps_ie_len);
+diff --git a/drivers/staging/rtl8712/hal_init.c 
b/drivers/staging/rtl8712/hal_init.c
+index 40145c0338e4..42c0a3c947f1 100644
+--- a/drivers/staging/rtl8712/hal_init.c
++++ b/drivers/staging/rtl8712/hal_init.c
+@@ -33,7 +33,6 @@ static void rtl871x_load_fw_cb(const struct firmware 
*firmware, void *context)
+ {
+       struct _adapter *adapter = context;
+ 
+-      complete(&adapter->rtl8712_fw_ready);
+       if (!firmware) {
+               struct usb_device *udev = adapter->dvobjpriv.pusbdev;
+               struct usb_interface *usb_intf = adapter->pusb_intf;
+@@ -41,11 +40,13 @@ static void rtl871x_load_fw_cb(const struct firmware 
*firmware, void *context)
+               dev_err(&udev->dev, "r8712u: Firmware request failed\n");
+               usb_put_dev(udev);
+               usb_set_intfdata(usb_intf, NULL);
++              complete(&adapter->rtl8712_fw_ready);
+               return;
+       }
+       adapter->fw = firmware;
+       /* firmware available - start netdev */
+       register_netdev(adapter->pnetdev);
++      complete(&adapter->rtl8712_fw_ready);
+ }
+ 
+ static const char firmware_file[] = "rtlwifi/rtl8712u.bin";
+diff --git a/drivers/staging/rtl8712/usb_intf.c 
b/drivers/staging/rtl8712/usb_intf.c
+index a87562f632a7..2fcd65260f4c 100644
+--- a/drivers/staging/rtl8712/usb_intf.c
++++ b/drivers/staging/rtl8712/usb_intf.c
+@@ -595,13 +595,17 @@ static void r871xu_dev_remove(struct usb_interface 
*pusb_intf)
+       if (pnetdev) {
+               struct _adapter *padapter = netdev_priv(pnetdev);
+ 
+-              usb_set_intfdata(pusb_intf, NULL);
+-              release_firmware(padapter->fw);
+               /* never exit with a firmware callback pending */
+               wait_for_completion(&padapter->rtl8712_fw_ready);
++              pnetdev = usb_get_intfdata(pusb_intf);
++              usb_set_intfdata(pusb_intf, NULL);
++              if (!pnetdev)
++                      goto firmware_load_fail;
++              release_firmware(padapter->fw);
+               if (drvpriv.drv_registered)
+                       padapter->surprise_removed = true;
+-              unregister_netdev(pnetdev); /* will call netdev_close() */
++              if (pnetdev->reg_state != NETREG_UNINITIALIZED)
++                      unregister_netdev(pnetdev); /* will call netdev_close() 
*/
+               flush_scheduled_work();
+               udelay(1);
+               /* Stop driver mlme relation timer */
+@@ -614,6 +618,7 @@ static void r871xu_dev_remove(struct usb_interface 
*pusb_intf)
+                */
+               usb_put_dev(udev);
+       }
++firmware_load_fail:
+       /* If we didn't unplug usb dongle and remove/insert module, driver
+        * fails on sitesurvey for the first time when device is up.
+        * Reset usb port for sitesurvey fail issue.
+diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
+index 51251c1be059..040497de6e87 100644
+--- a/drivers/usb/host/xhci-pci.c
++++ b/drivers/usb/host/xhci-pci.c
+@@ -56,7 +56,10 @@
+ #define PCI_DEVICE_ID_AMD_PROMONTORYA_3                       0x43ba
+ #define PCI_DEVICE_ID_AMD_PROMONTORYA_2                       0x43bb
+ #define PCI_DEVICE_ID_AMD_PROMONTORYA_1                       0x43bc
++#define PCI_DEVICE_ID_ASMEDIA_1042_XHCI                       0x1042
+ #define PCI_DEVICE_ID_ASMEDIA_1042A_XHCI              0x1142
++#define PCI_DEVICE_ID_ASMEDIA_1142_XHCI                       0x1242
++#define PCI_DEVICE_ID_ASMEDIA_2142_XHCI                       0x2142
+ 
+ static const char hcd_name[] = "xhci_hcd";
+ 
+@@ -250,13 +253,14 @@ static void xhci_pci_quirks(struct device *dev, struct 
xhci_hcd *xhci)
+               xhci->quirks |= XHCI_LPM_SUPPORT;
+ 
+       if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA &&
+-                      pdev->device == 0x1042)
++              pdev->device == PCI_DEVICE_ID_ASMEDIA_1042_XHCI)
+               xhci->quirks |= XHCI_BROKEN_STREAMS;
+       if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA &&
+-                      pdev->device == 0x1142)
++              pdev->device == PCI_DEVICE_ID_ASMEDIA_1042A_XHCI)
+               xhci->quirks |= XHCI_TRUST_TX_LENGTH;
+       if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA &&
+-                      pdev->device == 0x2142)
++          (pdev->device == PCI_DEVICE_ID_ASMEDIA_1142_XHCI ||
++           pdev->device == PCI_DEVICE_ID_ASMEDIA_2142_XHCI))
+               xhci->quirks |= XHCI_NO_64BIT_SUPPORT;
+ 
+       if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA &&
+diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c
+index dce20301e367..103c69c692ba 100644
+--- a/drivers/usb/misc/iowarrior.c
++++ b/drivers/usb/misc/iowarrior.c
+@@ -2,8 +2,9 @@
+ /*
+  *  Native support for the I/O-Warrior USB devices
+  *
+- *  Copyright (c) 2003-2005  Code Mercenaries GmbH
+- *  written by Christian Lucht <[email protected]>
++ *  Copyright (c) 2003-2005, 2020  Code Mercenaries GmbH
++ *  written by Christian Lucht <[email protected]> and
++ *  Christoph Jung <[email protected]>
+  *
+  *  based on
+ 
+@@ -802,14 +803,28 @@ static int iowarrior_probe(struct usb_interface 
*interface,
+ 
+       /* we have to check the report_size often, so remember it in the 
endianness suitable for our machine */
+       dev->report_size = usb_endpoint_maxp(dev->int_in_endpoint);
+-      if ((dev->interface->cur_altsetting->desc.bInterfaceNumber == 0) &&
+-          ((dev->product_id == USB_DEVICE_ID_CODEMERCS_IOW56) ||
+-           (dev->product_id == USB_DEVICE_ID_CODEMERCS_IOW56AM) ||
+-           (dev->product_id == USB_DEVICE_ID_CODEMERCS_IOW28) ||
+-           (dev->product_id == USB_DEVICE_ID_CODEMERCS_IOW28L) ||
+-           (dev->product_id == USB_DEVICE_ID_CODEMERCS_IOW100)))
+-              /* IOWarrior56 has wMaxPacketSize different from report size */
+-              dev->report_size = 7;
++
++      /*
++       * Some devices need the report size to be different than the
++       * endpoint size.
++       */
++      if (dev->interface->cur_altsetting->desc.bInterfaceNumber == 0) {
++              switch (dev->product_id) {
++              case USB_DEVICE_ID_CODEMERCS_IOW56:
++              case USB_DEVICE_ID_CODEMERCS_IOW56AM:
++                      dev->report_size = 7;
++                      break;
++
++              case USB_DEVICE_ID_CODEMERCS_IOW28:
++              case USB_DEVICE_ID_CODEMERCS_IOW28L:
++                      dev->report_size = 4;
++                      break;
++
++              case USB_DEVICE_ID_CODEMERCS_IOW100:
++                      dev->report_size = 13;
++                      break;
++              }
++      }
+ 
+       /* create the urb and buffer for reading */
+       dev->int_in_urb = usb_alloc_urb(0, GFP_KERNEL);
+diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c
+index d147feae83e6..0f60363c1bbc 100644
+--- a/drivers/usb/serial/qcserial.c
++++ b/drivers/usb/serial/qcserial.c
+@@ -155,6 +155,7 @@ static const struct usb_device_id id_table[] = {
+       {DEVICE_SWI(0x1199, 0x9056)},   /* Sierra Wireless Modem */
+       {DEVICE_SWI(0x1199, 0x9060)},   /* Sierra Wireless Modem */
+       {DEVICE_SWI(0x1199, 0x9061)},   /* Sierra Wireless Modem */
++      {DEVICE_SWI(0x1199, 0x9062)},   /* Sierra Wireless EM7305 QDL */
+       {DEVICE_SWI(0x1199, 0x9063)},   /* Sierra Wireless EM7305 */
+       {DEVICE_SWI(0x1199, 0x9070)},   /* Sierra Wireless MC74xx */
+       {DEVICE_SWI(0x1199, 0x9071)},   /* Sierra Wireless MC74xx */
+diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c
+index 998b0de1812f..e9254b3085a3 100644
+--- a/drivers/video/console/vgacon.c
++++ b/drivers/video/console/vgacon.c
+@@ -251,6 +251,10 @@ static void vgacon_scrollback_update(struct vc_data *c, 
int t, int count)
+       p = (void *) (c->vc_origin + t * c->vc_size_row);
+ 
+       while (count--) {
++              if ((vgacon_scrollback_cur->tail + c->vc_size_row) >
++                  vgacon_scrollback_cur->size)
++                      vgacon_scrollback_cur->tail = 0;
++
+               scr_memcpyw(vgacon_scrollback_cur->data +
+                           vgacon_scrollback_cur->tail,
+                           p, c->vc_size_row);
+diff --git a/drivers/video/fbdev/omap2/omapfb/dss/dss.c 
b/drivers/video/fbdev/omap2/omapfb/dss/dss.c
+index 7252d22dd117..bfc5c4c5a26a 100644
+--- a/drivers/video/fbdev/omap2/omapfb/dss/dss.c
++++ b/drivers/video/fbdev/omap2/omapfb/dss/dss.c
+@@ -833,7 +833,7 @@ static const struct dss_features omap34xx_dss_feats = {
+ };
+ 
+ static const struct dss_features omap3630_dss_feats = {
+-      .fck_div_max            =       32,
++      .fck_div_max            =       31,
+       .dss_fck_multiplier     =       1,
+       .parent_clk_name        =       "dpll4_ck",
+       .dpi_select_source      =       &dss_dpi_select_source_omap2_omap3,
+diff --git a/fs/io_uring.c b/fs/io_uring.c
+index 4e09af1d5d22..fb9dc865c9ea 100644
+--- a/fs/io_uring.c
++++ b/fs/io_uring.c
+@@ -4260,10 +4260,9 @@ static void io_poll_task_handler(struct io_kiocb *req, 
struct io_kiocb **nxt)
+ 
+       hash_del(&req->hash_node);
+       io_poll_complete(req, req->result, 0);
+-      req->flags |= REQ_F_COMP_LOCKED;
+-      io_put_req_find_next(req, nxt);
+       spin_unlock_irq(&ctx->completion_lock);
+ 
++      io_put_req_find_next(req, nxt);
+       io_cqring_ev_posted(ctx);
+ }
+ 
+diff --git a/fs/xattr.c b/fs/xattr.c
+index 91608d9bfc6a..95f38f57347f 100644
+--- a/fs/xattr.c
++++ b/fs/xattr.c
+@@ -204,10 +204,22 @@ int __vfs_setxattr_noperm(struct dentry *dentry, const 
char *name,
+       return error;
+ }
+ 
+-
++/**
++ * __vfs_setxattr_locked: set an extended attribute while holding the inode
++ * lock
++ *
++ *  @dentry - object to perform setxattr on
++ *  @name - xattr name to set
++ *  @value - value to set @name to
++ *  @size - size of @value
++ *  @flags - flags to pass into filesystem operations
++ *  @delegated_inode - on return, will contain an inode pointer that
++ *  a delegation was broken on, NULL if none.
++ */
+ int
+-vfs_setxattr(struct dentry *dentry, const char *name, const void *value,
+-              size_t size, int flags)
++__vfs_setxattr_locked(struct dentry *dentry, const char *name,
++              const void *value, size_t size, int flags,
++              struct inode **delegated_inode)
+ {
+       struct inode *inode = dentry->d_inode;
+       int error;
+@@ -216,15 +228,40 @@ vfs_setxattr(struct dentry *dentry, const char *name, 
const void *value,
+       if (error)
+               return error;
+ 
+-      inode_lock(inode);
+       error = security_inode_setxattr(dentry, name, value, size, flags);
+       if (error)
+               goto out;
+ 
++      error = try_break_deleg(inode, delegated_inode);
++      if (error)
++              goto out;
++
+       error = __vfs_setxattr_noperm(dentry, name, value, size, flags);
+ 
+ out:
++      return error;
++}
++EXPORT_SYMBOL_GPL(__vfs_setxattr_locked);
++
++int
++vfs_setxattr(struct dentry *dentry, const char *name, const void *value,
++              size_t size, int flags)
++{
++      struct inode *inode = dentry->d_inode;
++      struct inode *delegated_inode = NULL;
++      int error;
++
++retry_deleg:
++      inode_lock(inode);
++      error = __vfs_setxattr_locked(dentry, name, value, size, flags,
++          &delegated_inode);
+       inode_unlock(inode);
++
++      if (delegated_inode) {
++              error = break_deleg_wait(&delegated_inode);
++              if (!error)
++                      goto retry_deleg;
++      }
+       return error;
+ }
+ EXPORT_SYMBOL_GPL(vfs_setxattr);
+@@ -378,8 +415,18 @@ __vfs_removexattr(struct dentry *dentry, const char *name)
+ }
+ EXPORT_SYMBOL(__vfs_removexattr);
+ 
++/**
++ * __vfs_removexattr_locked: set an extended attribute while holding the inode
++ * lock
++ *
++ *  @dentry - object to perform setxattr on
++ *  @name - name of xattr to remove
++ *  @delegated_inode - on return, will contain an inode pointer that
++ *  a delegation was broken on, NULL if none.
++ */
+ int
+-vfs_removexattr(struct dentry *dentry, const char *name)
++__vfs_removexattr_locked(struct dentry *dentry, const char *name,
++              struct inode **delegated_inode)
+ {
+       struct inode *inode = dentry->d_inode;
+       int error;
+@@ -388,11 +435,14 @@ vfs_removexattr(struct dentry *dentry, const char *name)
+       if (error)
+               return error;
+ 
+-      inode_lock(inode);
+       error = security_inode_removexattr(dentry, name);
+       if (error)
+               goto out;
+ 
++      error = try_break_deleg(inode, delegated_inode);
++      if (error)
++              goto out;
++
+       error = __vfs_removexattr(dentry, name);
+ 
+       if (!error) {
+@@ -401,12 +451,32 @@ vfs_removexattr(struct dentry *dentry, const char *name)
+       }
+ 
+ out:
++      return error;
++}
++EXPORT_SYMBOL_GPL(__vfs_removexattr_locked);
++
++int
++vfs_removexattr(struct dentry *dentry, const char *name)
++{
++      struct inode *inode = dentry->d_inode;
++      struct inode *delegated_inode = NULL;
++      int error;
++
++retry_deleg:
++      inode_lock(inode);
++      error = __vfs_removexattr_locked(dentry, name, &delegated_inode);
+       inode_unlock(inode);
++
++      if (delegated_inode) {
++              error = break_deleg_wait(&delegated_inode);
++              if (!error)
++                      goto retry_deleg;
++      }
++
+       return error;
+ }
+ EXPORT_SYMBOL_GPL(vfs_removexattr);
+ 
+-
+ /*
+  * Extended attribute SET operations
+  */
+diff --git a/include/drm/drm_mode_config.h b/include/drm/drm_mode_config.h
+index 3bcbe30339f0..198b9d060008 100644
+--- a/include/drm/drm_mode_config.h
++++ b/include/drm/drm_mode_config.h
+@@ -865,6 +865,18 @@ struct drm_mode_config {
+        */
+       bool prefer_shadow_fbdev;
+ 
++      /**
++       * @fbdev_use_iomem:
++       *
++       * Set to true if framebuffer reside in iomem.
++       * When set to true memcpy_toio() is used when copying the framebuffer 
in
++       * drm_fb_helper.drm_fb_helper_dirty_blit_real().
++       *
++       * FIXME: This should be replaced with a per-mapping is_iomem
++       * flag (like ttm does), and then used everywhere in fbdev code.
++       */
++      bool fbdev_use_iomem;
++
+       /**
+        * @quirk_addfb_prefer_xbgr_30bpp:
+        *
+diff --git a/include/linux/rhashtable.h b/include/linux/rhashtable.h
+index e3def7bbe932..83ad875a7ea2 100644
+--- a/include/linux/rhashtable.h
++++ b/include/linux/rhashtable.h
+@@ -84,7 +84,7 @@ struct bucket_table {
+ 
+       struct lockdep_map      dep_map;
+ 
+-      struct rhash_lock_head *buckets[] ____cacheline_aligned_in_smp;
++      struct rhash_lock_head __rcu *buckets[] ____cacheline_aligned_in_smp;
+ };
+ 
+ /*
+@@ -261,13 +261,12 @@ void rhashtable_free_and_destroy(struct rhashtable *ht,
+                                void *arg);
+ void rhashtable_destroy(struct rhashtable *ht);
+ 
+-struct rhash_lock_head **rht_bucket_nested(const struct bucket_table *tbl,
+-                                         unsigned int hash);
+-struct rhash_lock_head **__rht_bucket_nested(const struct bucket_table *tbl,
+-                                           unsigned int hash);
+-struct rhash_lock_head **rht_bucket_nested_insert(struct rhashtable *ht,
+-                                                struct bucket_table *tbl,
+-                                                unsigned int hash);
++struct rhash_lock_head __rcu **rht_bucket_nested(
++      const struct bucket_table *tbl, unsigned int hash);
++struct rhash_lock_head __rcu **__rht_bucket_nested(
++      const struct bucket_table *tbl, unsigned int hash);
++struct rhash_lock_head __rcu **rht_bucket_nested_insert(
++      struct rhashtable *ht, struct bucket_table *tbl, unsigned int hash);
+ 
+ #define rht_dereference(p, ht) \
+       rcu_dereference_protected(p, lockdep_rht_mutex_is_held(ht))
+@@ -284,21 +283,21 @@ struct rhash_lock_head **rht_bucket_nested_insert(struct 
rhashtable *ht,
+ #define rht_entry(tpos, pos, member) \
+       ({ tpos = container_of(pos, typeof(*tpos), member); 1; })
+ 
+-static inline struct rhash_lock_head *const *rht_bucket(
++static inline struct rhash_lock_head __rcu *const *rht_bucket(
+       const struct bucket_table *tbl, unsigned int hash)
+ {
+       return unlikely(tbl->nest) ? rht_bucket_nested(tbl, hash) :
+                                    &tbl->buckets[hash];
+ }
+ 
+-static inline struct rhash_lock_head **rht_bucket_var(
++static inline struct rhash_lock_head __rcu **rht_bucket_var(
+       struct bucket_table *tbl, unsigned int hash)
+ {
+       return unlikely(tbl->nest) ? __rht_bucket_nested(tbl, hash) :
+                                    &tbl->buckets[hash];
+ }
+ 
+-static inline struct rhash_lock_head **rht_bucket_insert(
++static inline struct rhash_lock_head __rcu **rht_bucket_insert(
+       struct rhashtable *ht, struct bucket_table *tbl, unsigned int hash)
+ {
+       return unlikely(tbl->nest) ? rht_bucket_nested_insert(ht, tbl, hash) :
+@@ -325,7 +324,7 @@ static inline struct rhash_lock_head **rht_bucket_insert(
+  */
+ 
+ static inline void rht_lock(struct bucket_table *tbl,
+-                          struct rhash_lock_head **bkt)
++                          struct rhash_lock_head __rcu **bkt)
+ {
+       local_bh_disable();
+       bit_spin_lock(0, (unsigned long *)bkt);
+@@ -333,7 +332,7 @@ static inline void rht_lock(struct bucket_table *tbl,
+ }
+ 
+ static inline void rht_lock_nested(struct bucket_table *tbl,
+-                                 struct rhash_lock_head **bucket,
++                                 struct rhash_lock_head __rcu **bucket,
+                                  unsigned int subclass)
+ {
+       local_bh_disable();
+@@ -342,7 +341,7 @@ static inline void rht_lock_nested(struct bucket_table 
*tbl,
+ }
+ 
+ static inline void rht_unlock(struct bucket_table *tbl,
+-                            struct rhash_lock_head **bkt)
++                            struct rhash_lock_head __rcu **bkt)
+ {
+       lock_map_release(&tbl->dep_map);
+       bit_spin_unlock(0, (unsigned long *)bkt);
+@@ -365,48 +364,41 @@ static inline struct rhash_head *__rht_ptr(
+  *            access is guaranteed, such as when destroying the table.
+  */
+ static inline struct rhash_head *rht_ptr_rcu(
+-      struct rhash_lock_head *const *p)
++      struct rhash_lock_head __rcu *const *bkt)
+ {
+-      struct rhash_lock_head __rcu *const *bkt = (void *)p;
+       return __rht_ptr(rcu_dereference(*bkt), bkt);
+ }
+ 
+ static inline struct rhash_head *rht_ptr(
+-      struct rhash_lock_head *const *p,
++      struct rhash_lock_head __rcu *const *bkt,
+       struct bucket_table *tbl,
+       unsigned int hash)
+ {
+-      struct rhash_lock_head __rcu *const *bkt = (void *)p;
+       return __rht_ptr(rht_dereference_bucket(*bkt, tbl, hash), bkt);
+ }
+ 
+ static inline struct rhash_head *rht_ptr_exclusive(
+-      struct rhash_lock_head *const *p)
++      struct rhash_lock_head __rcu *const *bkt)
+ {
+-      struct rhash_lock_head __rcu *const *bkt = (void *)p;
+       return __rht_ptr(rcu_dereference_protected(*bkt, 1), bkt);
+ }
+ 
+-static inline void rht_assign_locked(struct rhash_lock_head **bkt,
++static inline void rht_assign_locked(struct rhash_lock_head __rcu **bkt,
+                                    struct rhash_head *obj)
+ {
+-      struct rhash_head __rcu **p = (struct rhash_head __rcu **)bkt;
+-
+       if (rht_is_a_nulls(obj))
+               obj = NULL;
+-      rcu_assign_pointer(*p, (void *)((unsigned long)obj | BIT(0)));
++      rcu_assign_pointer(*bkt, (void *)((unsigned long)obj | BIT(0)));
+ }
+ 
+ static inline void rht_assign_unlock(struct bucket_table *tbl,
+-                                   struct rhash_lock_head **bkt,
++                                   struct rhash_lock_head __rcu **bkt,
+                                    struct rhash_head *obj)
+ {
+-      struct rhash_head __rcu **p = (struct rhash_head __rcu **)bkt;
+-
+       if (rht_is_a_nulls(obj))
+               obj = NULL;
+       lock_map_release(&tbl->dep_map);
+-      rcu_assign_pointer(*p, obj);
++      rcu_assign_pointer(*bkt, (void *)obj);
+       preempt_enable();
+       __release(bitlock);
+       local_bh_enable();
+@@ -594,7 +586,7 @@ static inline struct rhash_head *__rhashtable_lookup(
+               .ht = ht,
+               .key = key,
+       };
+-      struct rhash_lock_head *const *bkt;
++      struct rhash_lock_head __rcu *const *bkt;
+       struct bucket_table *tbl;
+       struct rhash_head *he;
+       unsigned int hash;
+@@ -710,7 +702,7 @@ static inline void *__rhashtable_insert_fast(
+               .ht = ht,
+               .key = key,
+       };
+-      struct rhash_lock_head **bkt;
++      struct rhash_lock_head __rcu **bkt;
+       struct rhash_head __rcu **pprev;
+       struct bucket_table *tbl;
+       struct rhash_head *head;
+@@ -996,7 +988,7 @@ static inline int __rhashtable_remove_fast_one(
+       struct rhash_head *obj, const struct rhashtable_params params,
+       bool rhlist)
+ {
+-      struct rhash_lock_head **bkt;
++      struct rhash_lock_head __rcu **bkt;
+       struct rhash_head __rcu **pprev;
+       struct rhash_head *he;
+       unsigned int hash;
+@@ -1148,7 +1140,7 @@ static inline int __rhashtable_replace_fast(
+       struct rhash_head *obj_old, struct rhash_head *obj_new,
+       const struct rhashtable_params params)
+ {
+-      struct rhash_lock_head **bkt;
++      struct rhash_lock_head __rcu **bkt;
+       struct rhash_head __rcu **pprev;
+       struct rhash_head *he;
+       unsigned int hash;
+diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
+index 7e737a94bc63..7f348591647a 100644
+--- a/include/linux/skbuff.h
++++ b/include/linux/skbuff.h
+@@ -283,6 +283,7 @@ struct nf_bridge_info {
+  */
+ struct tc_skb_ext {
+       __u32 chain;
++      __u16 mru;
+ };
+ #endif
+ 
+diff --git a/include/linux/xattr.h b/include/linux/xattr.h
+index c5afaf8ca7a2..902b740b6cac 100644
+--- a/include/linux/xattr.h
++++ b/include/linux/xattr.h
+@@ -52,8 +52,10 @@ ssize_t vfs_getxattr(struct dentry *, const char *, void *, 
size_t);
+ ssize_t vfs_listxattr(struct dentry *d, char *list, size_t size);
+ int __vfs_setxattr(struct dentry *, struct inode *, const char *, const void 
*, size_t, int);
+ int __vfs_setxattr_noperm(struct dentry *, const char *, const void *, 
size_t, int);
++int __vfs_setxattr_locked(struct dentry *, const char *, const void *, 
size_t, int, struct inode **);
+ int vfs_setxattr(struct dentry *, const char *, const void *, size_t, int);
+ int __vfs_removexattr(struct dentry *, const char *);
++int __vfs_removexattr_locked(struct dentry *, const char *, struct inode **);
+ int vfs_removexattr(struct dentry *, const char *);
+ 
+ ssize_t generic_listxattr(struct dentry *dentry, char *buffer, size_t 
buffer_size);
+diff --git a/include/net/addrconf.h b/include/net/addrconf.h
+index e0eabe58aa8b..d9c76c6d8f72 100644
+--- a/include/net/addrconf.h
++++ b/include/net/addrconf.h
+@@ -276,6 +276,7 @@ int ipv6_sock_ac_join(struct sock *sk, int ifindex,
+                     const struct in6_addr *addr);
+ int ipv6_sock_ac_drop(struct sock *sk, int ifindex,
+                     const struct in6_addr *addr);
++void __ipv6_sock_ac_close(struct sock *sk);
+ void ipv6_sock_ac_close(struct sock *sk);
+ 
+ int __ipv6_dev_ac_inc(struct inet6_dev *idev, const struct in6_addr *addr);
+diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
+index 8428aa614265..f6bcd3960ba8 100644
+--- a/include/net/sch_generic.h
++++ b/include/net/sch_generic.h
+@@ -380,6 +380,7 @@ struct qdisc_skb_cb {
+       };
+ #define QDISC_CB_PRIV_LEN 20
+       unsigned char           data[QDISC_CB_PRIV_LEN];
++      u16                     mru;
+ };
+ 
+ typedef void tcf_chain_head_change_t(struct tcf_proto *tp_head, void *priv);
+@@ -459,7 +460,7 @@ static inline void qdisc_cb_private_validate(const struct 
sk_buff *skb, int sz)
+ {
+       struct qdisc_skb_cb *qcb;
+ 
+-      BUILD_BUG_ON(sizeof(skb->cb) < offsetof(struct qdisc_skb_cb, data) + 
sz);
++      BUILD_BUG_ON(sizeof(skb->cb) < sizeof(*qcb));
+       BUILD_BUG_ON(sizeof(qcb->data) < sz);
+ }
+ 
+diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c
+index d1f5d428c9fe..6cafc596631c 100644
+--- a/kernel/bpf/btf.c
++++ b/kernel/bpf/btf.c
+@@ -4011,6 +4011,11 @@ static int __btf_resolve_helper_id(struct 
bpf_verifier_log *log, void *fn,
+       const char *tname, *sym;
+       u32 btf_id, i;
+ 
++      if (!btf_vmlinux) {
++              bpf_log(log, "btf_vmlinux doesn't exist\n");
++              return -EINVAL;
++      }
++
+       if (IS_ERR(btf_vmlinux)) {
+               bpf_log(log, "btf_vmlinux is malformed\n");
+               return -EINVAL;
+diff --git a/lib/rhashtable.c b/lib/rhashtable.c
+index bdb7e4cadf05..da531dacb496 100644
+--- a/lib/rhashtable.c
++++ b/lib/rhashtable.c
+@@ -31,7 +31,7 @@
+ 
+ union nested_table {
+       union nested_table __rcu *table;
+-      struct rhash_lock_head *bucket;
++      struct rhash_lock_head __rcu *bucket;
+ };
+ 
+ static u32 head_hashfn(struct rhashtable *ht,
+@@ -213,7 +213,7 @@ static struct bucket_table *rhashtable_last_table(struct 
rhashtable *ht,
+ }
+ 
+ static int rhashtable_rehash_one(struct rhashtable *ht,
+-                               struct rhash_lock_head **bkt,
++                               struct rhash_lock_head __rcu **bkt,
+                                unsigned int old_hash)
+ {
+       struct bucket_table *old_tbl = rht_dereference(ht->tbl, ht);
+@@ -266,7 +266,7 @@ static int rhashtable_rehash_chain(struct rhashtable *ht,
+                                   unsigned int old_hash)
+ {
+       struct bucket_table *old_tbl = rht_dereference(ht->tbl, ht);
+-      struct rhash_lock_head **bkt = rht_bucket_var(old_tbl, old_hash);
++      struct rhash_lock_head __rcu **bkt = rht_bucket_var(old_tbl, old_hash);
+       int err;
+ 
+       if (!bkt)
+@@ -476,7 +476,7 @@ fail:
+ }
+ 
+ static void *rhashtable_lookup_one(struct rhashtable *ht,
+-                                 struct rhash_lock_head **bkt,
++                                 struct rhash_lock_head __rcu **bkt,
+                                  struct bucket_table *tbl, unsigned int hash,
+                                  const void *key, struct rhash_head *obj)
+ {
+@@ -526,12 +526,10 @@ static void *rhashtable_lookup_one(struct rhashtable *ht,
+       return ERR_PTR(-ENOENT);
+ }
+ 
+-static struct bucket_table *rhashtable_insert_one(struct rhashtable *ht,
+-                                                struct rhash_lock_head **bkt,
+-                                                struct bucket_table *tbl,
+-                                                unsigned int hash,
+-                                                struct rhash_head *obj,
+-                                                void *data)
++static struct bucket_table *rhashtable_insert_one(
++      struct rhashtable *ht, struct rhash_lock_head __rcu **bkt,
++      struct bucket_table *tbl, unsigned int hash, struct rhash_head *obj,
++      void *data)
+ {
+       struct bucket_table *new_tbl;
+       struct rhash_head *head;
+@@ -582,7 +580,7 @@ static void *rhashtable_try_insert(struct rhashtable *ht, 
const void *key,
+ {
+       struct bucket_table *new_tbl;
+       struct bucket_table *tbl;
+-      struct rhash_lock_head **bkt;
++      struct rhash_lock_head __rcu **bkt;
+       unsigned int hash;
+       void *data;
+ 
+@@ -1164,8 +1162,8 @@ void rhashtable_destroy(struct rhashtable *ht)
+ }
+ EXPORT_SYMBOL_GPL(rhashtable_destroy);
+ 
+-struct rhash_lock_head **__rht_bucket_nested(const struct bucket_table *tbl,
+-                                           unsigned int hash)
++struct rhash_lock_head __rcu **__rht_bucket_nested(
++      const struct bucket_table *tbl, unsigned int hash)
+ {
+       const unsigned int shift = PAGE_SHIFT - ilog2(sizeof(void *));
+       unsigned int index = hash & ((1 << tbl->nest) - 1);
+@@ -1193,10 +1191,10 @@ struct rhash_lock_head **__rht_bucket_nested(const 
struct bucket_table *tbl,
+ }
+ EXPORT_SYMBOL_GPL(__rht_bucket_nested);
+ 
+-struct rhash_lock_head **rht_bucket_nested(const struct bucket_table *tbl,
+-                                         unsigned int hash)
++struct rhash_lock_head __rcu **rht_bucket_nested(
++      const struct bucket_table *tbl, unsigned int hash)
+ {
+-      static struct rhash_lock_head *rhnull;
++      static struct rhash_lock_head __rcu *rhnull;
+ 
+       if (!rhnull)
+               INIT_RHT_NULLS_HEAD(rhnull);
+@@ -1204,9 +1202,8 @@ struct rhash_lock_head **rht_bucket_nested(const struct 
bucket_table *tbl,
+ }
+ EXPORT_SYMBOL_GPL(rht_bucket_nested);
+ 
+-struct rhash_lock_head **rht_bucket_nested_insert(struct rhashtable *ht,
+-                                                struct bucket_table *tbl,
+-                                                unsigned int hash)
++struct rhash_lock_head __rcu **rht_bucket_nested_insert(
++      struct rhashtable *ht, struct bucket_table *tbl, unsigned int hash)
+ {
+       const unsigned int shift = PAGE_SHIFT - ilog2(sizeof(void *));
+       unsigned int index = hash & ((1 << tbl->nest) - 1);
+diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c
+index 3f67803123be..12ecacf0c55f 100644
+--- a/net/9p/trans_fd.c
++++ b/net/9p/trans_fd.c
+@@ -816,20 +816,28 @@ static int p9_fd_open(struct p9_client *client, int rfd, 
int wfd)
+               return -ENOMEM;
+ 
+       ts->rd = fget(rfd);
++      if (!ts->rd)
++              goto out_free_ts;
++      if (!(ts->rd->f_mode & FMODE_READ))
++              goto out_put_rd;
+       ts->wr = fget(wfd);
+-      if (!ts->rd || !ts->wr) {
+-              if (ts->rd)
+-                      fput(ts->rd);
+-              if (ts->wr)
+-                      fput(ts->wr);
+-              kfree(ts);
+-              return -EIO;
+-      }
++      if (!ts->wr)
++              goto out_put_rd;
++      if (!(ts->wr->f_mode & FMODE_WRITE))
++              goto out_put_wr;
+ 
+       client->trans = ts;
+       client->status = Connected;
+ 
+       return 0;
++
++out_put_wr:
++      fput(ts->wr);
++out_put_rd:
++      fput(ts->rd);
++out_free_ts:
++      kfree(ts);
++      return -EIO;
+ }
+ 
+ static int p9_socket_open(struct p9_client *client, struct socket *csocket)
+diff --git a/net/appletalk/atalk_proc.c b/net/appletalk/atalk_proc.c
+index 550c6ca007cc..9c1241292d1d 100644
+--- a/net/appletalk/atalk_proc.c
++++ b/net/appletalk/atalk_proc.c
+@@ -229,6 +229,8 @@ int __init atalk_proc_init(void)
+                                    sizeof(struct aarp_iter_state), NULL))
+               goto out;
+ 
++      return 0;
++
+ out:
+       remove_proc_subtree("atalk", init_net.proc_net);
+       return -ENOMEM;
+diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
+index fe75f435171c..2e481ee9fb52 100644
+--- a/net/bluetooth/hci_event.c
++++ b/net/bluetooth/hci_event.c
+@@ -2487,7 +2487,7 @@ static void hci_inquiry_result_evt(struct hci_dev *hdev, 
struct sk_buff *skb)
+ 
+       BT_DBG("%s num_rsp %d", hdev->name, num_rsp);
+ 
+-      if (!num_rsp)
++      if (!num_rsp || skb->len < num_rsp * sizeof(*info) + 1)
+               return;
+ 
+       if (hci_dev_test_flag(hdev, HCI_PERIODIC_INQ))
+@@ -4143,6 +4143,9 @@ static void hci_inquiry_result_with_rssi_evt(struct 
hci_dev *hdev,
+               struct inquiry_info_with_rssi_and_pscan_mode *info;
+               info = (void *) (skb->data + 1);
+ 
++              if (skb->len < num_rsp * sizeof(*info) + 1)
++                      goto unlock;
++
+               for (; num_rsp; num_rsp--, info++) {
+                       u32 flags;
+ 
+@@ -4164,6 +4167,9 @@ static void hci_inquiry_result_with_rssi_evt(struct 
hci_dev *hdev,
+       } else {
+               struct inquiry_info_with_rssi *info = (void *) (skb->data + 1);
+ 
++              if (skb->len < num_rsp * sizeof(*info) + 1)
++                      goto unlock;
++
+               for (; num_rsp; num_rsp--, info++) {
+                       u32 flags;
+ 
+@@ -4184,6 +4190,7 @@ static void hci_inquiry_result_with_rssi_evt(struct 
hci_dev *hdev,
+               }
+       }
+ 
++unlock:
+       hci_dev_unlock(hdev);
+ }
+ 
+@@ -4346,7 +4353,7 @@ static void hci_extended_inquiry_result_evt(struct 
hci_dev *hdev,
+ 
+       BT_DBG("%s num_rsp %d", hdev->name, num_rsp);
+ 
+-      if (!num_rsp)
++      if (!num_rsp || skb->len < num_rsp * sizeof(*info) + 1)
+               return;
+ 
+       if (hci_dev_test_flag(hdev, HCI_PERIODIC_INQ))
+diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
+index 0e3dbc5f3c34..22a0b3173456 100644
+--- a/net/bridge/br_device.c
++++ b/net/bridge/br_device.c
+@@ -36,6 +36,8 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct 
net_device *dev)
+       const unsigned char *dest;
+       u16 vid = 0;
+ 
++      memset(skb->cb, 0, sizeof(struct br_input_skb_cb));
++
+       rcu_read_lock();
+       nf_ops = rcu_dereference(nf_br_ops);
+       if (nf_ops && nf_ops->br_dev_xmit_hook(skb)) {
+diff --git a/net/core/devlink.c b/net/core/devlink.c
+index 899edcee7dab..8547da27ea47 100644
+--- a/net/core/devlink.c
++++ b/net/core/devlink.c
+@@ -1065,7 +1065,9 @@ static int devlink_nl_cmd_sb_pool_get_dumpit(struct 
sk_buff *msg,
+                                                  devlink_sb,
+                                                  NETLINK_CB(cb->skb).portid,
+                                                  cb->nlh->nlmsg_seq);
+-                      if (err && err != -EOPNOTSUPP) {
++                      if (err == -EOPNOTSUPP) {
++                              err = 0;
++                      } else if (err) {
+                               mutex_unlock(&devlink->lock);
+                               goto out;
+                       }
+@@ -1266,7 +1268,9 @@ static int devlink_nl_cmd_sb_port_pool_get_dumpit(struct 
sk_buff *msg,
+                                                       devlink, devlink_sb,
+                                                       
NETLINK_CB(cb->skb).portid,
+                                                       cb->nlh->nlmsg_seq);
+-                      if (err && err != -EOPNOTSUPP) {
++                      if (err == -EOPNOTSUPP) {
++                              err = 0;
++                      } else if (err) {
+                               mutex_unlock(&devlink->lock);
+                               goto out;
+                       }
+@@ -1498,7 +1502,9 @@ devlink_nl_cmd_sb_tc_pool_bind_get_dumpit(struct sk_buff 
*msg,
+                                                          devlink_sb,
+                                                          
NETLINK_CB(cb->skb).portid,
+                                                          cb->nlh->nlmsg_seq);
+-                      if (err && err != -EOPNOTSUPP) {
++                      if (err == -EOPNOTSUPP) {
++                              err = 0;
++                      } else if (err) {
+                               mutex_unlock(&devlink->lock);
+                               goto out;
+                       }
+@@ -3299,7 +3305,9 @@ static int devlink_nl_cmd_param_get_dumpit(struct 
sk_buff *msg,
+                                                   NETLINK_CB(cb->skb).portid,
+                                                   cb->nlh->nlmsg_seq,
+                                                   NLM_F_MULTI);
+-                      if (err && err != -EOPNOTSUPP) {
++                      if (err == -EOPNOTSUPP) {
++                              err = 0;
++                      } else if (err) {
+                               mutex_unlock(&devlink->lock);
+                               goto out;
+                       }
+@@ -3569,7 +3577,9 @@ static int devlink_nl_cmd_port_param_get_dumpit(struct 
sk_buff *msg,
+                                               NETLINK_CB(cb->skb).portid,
+                                               cb->nlh->nlmsg_seq,
+                                               NLM_F_MULTI);
+-                              if (err && err != -EOPNOTSUPP) {
++                              if (err == -EOPNOTSUPP) {
++                                      err = 0;
++                              } else if (err) {
+                                       mutex_unlock(&devlink->lock);
+                                       goto out;
+                               }
+@@ -4479,7 +4489,9 @@ static int devlink_nl_cmd_info_get_dumpit(struct sk_buff 
*msg,
+                                          cb->nlh->nlmsg_seq, NLM_F_MULTI,
+                                          cb->extack);
+               mutex_unlock(&devlink->lock);
+-              if (err && err != -EOPNOTSUPP)
++              if (err == -EOPNOTSUPP)
++                      err = 0;
++              else if (err)
+                       break;
+               idx++;
+       }
+diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
+index 248f1c1959a6..3c65f71d0e82 100644
+--- a/net/ipv4/fib_trie.c
++++ b/net/ipv4/fib_trie.c
+@@ -1864,7 +1864,7 @@ struct fib_table *fib_trie_unmerge(struct fib_table 
*oldtb)
+       while ((l = leaf_walk_rcu(&tp, key)) != NULL) {
+               struct key_vector *local_l = NULL, *local_tp;
+ 
+-              hlist_for_each_entry_rcu(fa, &l->leaf, fa_list) {
++              hlist_for_each_entry(fa, &l->leaf, fa_list) {
+                       struct fib_alias *new_fa;
+ 
+                       if (local_tb->tb_id != fa->tb_id)
+diff --git a/net/ipv4/gre_offload.c b/net/ipv4/gre_offload.c
+index 2e6d1b7a7bc9..e0a246575887 100644
+--- a/net/ipv4/gre_offload.c
++++ b/net/ipv4/gre_offload.c
+@@ -15,12 +15,12 @@ static struct sk_buff *gre_gso_segment(struct sk_buff *skb,
+                                      netdev_features_t features)
+ {
+       int tnl_hlen = skb_inner_mac_header(skb) - skb_transport_header(skb);
++      bool need_csum, need_recompute_csum, gso_partial;
+       struct sk_buff *segs = ERR_PTR(-EINVAL);
+       u16 mac_offset = skb->mac_header;
+       __be16 protocol = skb->protocol;
+       u16 mac_len = skb->mac_len;
+       int gre_offset, outer_hlen;
+-      bool need_csum, gso_partial;
+ 
+       if (!skb->encapsulation)
+               goto out;
+@@ -41,6 +41,7 @@ static struct sk_buff *gre_gso_segment(struct sk_buff *skb,
+       skb->protocol = skb->inner_protocol;
+ 
+       need_csum = !!(skb_shinfo(skb)->gso_type & SKB_GSO_GRE_CSUM);
++      need_recompute_csum = skb->csum_not_inet;
+       skb->encap_hdr_csum = need_csum;
+ 
+       features &= skb->dev->hw_enc_features;
+@@ -98,7 +99,15 @@ static struct sk_buff *gre_gso_segment(struct sk_buff *skb,
+               }
+ 
+               *(pcsum + 1) = 0;
+-              *pcsum = gso_make_checksum(skb, 0);
++              if (need_recompute_csum && !skb_is_gso(skb)) {
++                      __wsum csum;
++
++                      csum = skb_checksum(skb, gre_offset,
++                                          skb->len - gre_offset, 0);
++                      *pcsum = csum_fold(csum);
++              } else {
++                      *pcsum = gso_make_checksum(skb, 0);
++              }
+       } while ((skb = skb->next));
+ out:
+       return segs;
+diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
+index 32ac66a8c657..afee982734be 100644
+--- a/net/ipv4/tcp_input.c
++++ b/net/ipv4/tcp_input.c
+@@ -2945,6 +2945,8 @@ static bool tcp_ack_update_rtt(struct sock *sk, const 
int flag,
+               u32 delta = tcp_time_stamp(tp) - tp->rx_opt.rcv_tsecr;
+ 
+               if (likely(delta < INT_MAX / (USEC_PER_SEC / TCP_TS_HZ))) {
++                      if (!delta)
++                              delta = 1;
+                       seq_rtt_us = delta * (USEC_PER_SEC / TCP_TS_HZ);
+                       ca_rtt_us = seq_rtt_us;
+               }
+diff --git a/net/ipv6/anycast.c b/net/ipv6/anycast.c
+index fed91ab7ec46..cf3a88a10ddd 100644
+--- a/net/ipv6/anycast.c
++++ b/net/ipv6/anycast.c
+@@ -183,7 +183,7 @@ int ipv6_sock_ac_drop(struct sock *sk, int ifindex, const 
struct in6_addr *addr)
+       return 0;
+ }
+ 
+-void ipv6_sock_ac_close(struct sock *sk)
++void __ipv6_sock_ac_close(struct sock *sk)
+ {
+       struct ipv6_pinfo *np = inet6_sk(sk);
+       struct net_device *dev = NULL;
+@@ -191,10 +191,7 @@ void ipv6_sock_ac_close(struct sock *sk)
+       struct net *net = sock_net(sk);
+       int     prev_index;
+ 
+-      if (!np->ipv6_ac_list)
+-              return;
+-
+-      rtnl_lock();
++      ASSERT_RTNL();
+       pac = np->ipv6_ac_list;
+       np->ipv6_ac_list = NULL;
+ 
+@@ -211,6 +208,16 @@ void ipv6_sock_ac_close(struct sock *sk)
+               sock_kfree_s(sk, pac, sizeof(*pac));
+               pac = next;
+       }
++}
++
++void ipv6_sock_ac_close(struct sock *sk)
++{
++      struct ipv6_pinfo *np = inet6_sk(sk);
++
++      if (!np->ipv6_ac_list)
++              return;
++      rtnl_lock();
++      __ipv6_sock_ac_close(sk);
+       rtnl_unlock();
+ }
+ 
+diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
+index ff187fd2083f..f99d1641f602 100644
+--- a/net/ipv6/ipv6_sockglue.c
++++ b/net/ipv6/ipv6_sockglue.c
+@@ -205,6 +205,7 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, 
int optname,
+ 
+                       fl6_free_socklist(sk);
+                       __ipv6_sock_mc_close(sk);
++                      __ipv6_sock_ac_close(sk);
+ 
+                       /*
+                        * Sock is moving from IPv6 to IPv4 (sk_prot), so
+diff --git a/net/ipv6/route.c b/net/ipv6/route.c
+index e8a184acf668..de25836e4dde 100644
+--- a/net/ipv6/route.c
++++ b/net/ipv6/route.c
+@@ -3677,14 +3677,14 @@ static struct fib6_info *ip6_route_info_create(struct 
fib6_config *cfg,
+       rt->fib6_src.plen = cfg->fc_src_len;
+ #endif
+       if (nh) {
+-              if (!nexthop_get(nh)) {
+-                      NL_SET_ERR_MSG(extack, "Nexthop has been deleted");
+-                      goto out;
+-              }
+               if (rt->fib6_src.plen) {
+                       NL_SET_ERR_MSG(extack, "Nexthops can not be used with 
source routing");
+                       goto out;
+               }
++              if (!nexthop_get(nh)) {
++                      NL_SET_ERR_MSG(extack, "Nexthop has been deleted");
++                      goto out;
++              }
+               rt->nh = nh;
+               fib6_nh = nexthop_fib6_nh(rt->nh);
+       } else {
+diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c
+index 4bf4f629975d..54e200b1b742 100644
+--- a/net/mptcp/protocol.c
++++ b/net/mptcp/protocol.c
+@@ -802,7 +802,6 @@ fallback:
+ 
+       mptcp_set_timeout(sk, ssk);
+       if (copied) {
+-              ret = copied;
+               tcp_push(ssk, msg->msg_flags, mss_now, tcp_sk(ssk)->nonagle,
+                        size_goal);
+ 
+@@ -815,7 +814,7 @@ fallback:
+       release_sock(ssk);
+ out:
+       release_sock(sk);
+-      return ret;
++      return copied ? : ret;
+ }
+ 
+ static void mptcp_wait_data(struct sock *sk, long *timeo)
+diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c
+index 0112ead58fd8..bb6ccde6bf49 100644
+--- a/net/mptcp/subflow.c
++++ b/net/mptcp/subflow.c
+@@ -999,6 +999,12 @@ int mptcp_subflow_create_socket(struct sock *sk, struct 
socket **new_sock)
+       struct socket *sf;
+       int err;
+ 
++      /* un-accepted server sockets can reach here - on bad configuration
++       * bail early to avoid greater trouble later
++       */
++      if (unlikely(!sk->sk_socket))
++              return -EINVAL;
++
+       err = sock_create_kern(net, sk->sk_family, SOCK_STREAM, IPPROTO_TCP,
+                              &sf);
+       if (err)
+diff --git a/net/openvswitch/conntrack.c b/net/openvswitch/conntrack.c
+index 4340f25fe390..98d393e70de3 100644
+--- a/net/openvswitch/conntrack.c
++++ b/net/openvswitch/conntrack.c
+@@ -276,10 +276,6 @@ void ovs_ct_fill_key(const struct sk_buff *skb, struct 
sw_flow_key *key)
+       ovs_ct_update_key(skb, NULL, key, false, false);
+ }
+ 
+-#define IN6_ADDR_INITIALIZER(ADDR) \
+-      { (ADDR).s6_addr32[0], (ADDR).s6_addr32[1], \
+-        (ADDR).s6_addr32[2], (ADDR).s6_addr32[3] }
+-
+ int ovs_ct_put_key(const struct sw_flow_key *swkey,
+                  const struct sw_flow_key *output, struct sk_buff *skb)
+ {
+@@ -301,24 +297,30 @@ int ovs_ct_put_key(const struct sw_flow_key *swkey,
+ 
+       if (swkey->ct_orig_proto) {
+               if (swkey->eth.type == htons(ETH_P_IP)) {
+-                      struct ovs_key_ct_tuple_ipv4 orig = {
+-                              output->ipv4.ct_orig.src,
+-                              output->ipv4.ct_orig.dst,
+-                              output->ct.orig_tp.src,
+-                              output->ct.orig_tp.dst,
+-                              output->ct_orig_proto,
+-                      };
++                      struct ovs_key_ct_tuple_ipv4 orig;
++
++                      memset(&orig, 0, sizeof(orig));
++                      orig.ipv4_src = output->ipv4.ct_orig.src;
++                      orig.ipv4_dst = output->ipv4.ct_orig.dst;
++                      orig.src_port = output->ct.orig_tp.src;
++                      orig.dst_port = output->ct.orig_tp.dst;
++                      orig.ipv4_proto = output->ct_orig_proto;
++
+                       if (nla_put(skb, OVS_KEY_ATTR_CT_ORIG_TUPLE_IPV4,
+                                   sizeof(orig), &orig))
+                               return -EMSGSIZE;
+               } else if (swkey->eth.type == htons(ETH_P_IPV6)) {
+-                      struct ovs_key_ct_tuple_ipv6 orig = {
+-                              IN6_ADDR_INITIALIZER(output->ipv6.ct_orig.src),
+-                              IN6_ADDR_INITIALIZER(output->ipv6.ct_orig.dst),
+-                              output->ct.orig_tp.src,
+-                              output->ct.orig_tp.dst,
+-                              output->ct_orig_proto,
+-                      };
++                      struct ovs_key_ct_tuple_ipv6 orig;
++
++                      memset(&orig, 0, sizeof(orig));
++                      memcpy(orig.ipv6_src, 
output->ipv6.ct_orig.src.s6_addr32,
++                             sizeof(orig.ipv6_src));
++                      memcpy(orig.ipv6_dst, 
output->ipv6.ct_orig.dst.s6_addr32,
++                             sizeof(orig.ipv6_dst));
++                      orig.src_port = output->ct.orig_tp.src;
++                      orig.dst_port = output->ct.orig_tp.dst;
++                      orig.ipv6_proto = output->ct_orig_proto;
++
+                       if (nla_put(skb, OVS_KEY_ATTR_CT_ORIG_TUPLE_IPV6,
+                                   sizeof(orig), &orig))
+                               return -EMSGSIZE;
+diff --git a/net/openvswitch/flow.c b/net/openvswitch/flow.c
+index 9d375e74b607..03942c30d83e 100644
+--- a/net/openvswitch/flow.c
++++ b/net/openvswitch/flow.c
+@@ -890,6 +890,7 @@ int ovs_flow_key_extract(const struct ip_tunnel_info 
*tun_info,
+       if (static_branch_unlikely(&tc_recirc_sharing_support)) {
+               tc_ext = skb_ext_find(skb, TC_SKB_EXT);
+               key->recirc_id = tc_ext ? tc_ext->chain : 0;
++              OVS_CB(skb)->mru = tc_ext ? tc_ext->mru : 0;
+       } else {
+               key->recirc_id = 0;
+       }
+diff --git a/net/rxrpc/call_object.c b/net/rxrpc/call_object.c
+index f07970207b54..38a46167523f 100644
+--- a/net/rxrpc/call_object.c
++++ b/net/rxrpc/call_object.c
+@@ -288,7 +288,7 @@ struct rxrpc_call *rxrpc_new_client_call(struct rxrpc_sock 
*rx,
+        */
+       ret = rxrpc_connect_call(rx, call, cp, srx, gfp);
+       if (ret < 0)
+-              goto error;
++              goto error_attached_to_socket;
+ 
+       trace_rxrpc_call(call->debug_id, rxrpc_call_connected,
+                        atomic_read(&call->usage), here, NULL);
+@@ -308,18 +308,29 @@ struct rxrpc_call *rxrpc_new_client_call(struct 
rxrpc_sock *rx,
+ error_dup_user_ID:
+       write_unlock(&rx->call_lock);
+       release_sock(&rx->sk);
+-      ret = -EEXIST;
+-
+-error:
+       __rxrpc_set_call_completion(call, RXRPC_CALL_LOCAL_ERROR,
+-                                  RX_CALL_DEAD, ret);
++                                  RX_CALL_DEAD, -EEXIST);
+       trace_rxrpc_call(call->debug_id, rxrpc_call_error,
+-                       atomic_read(&call->usage), here, ERR_PTR(ret));
++                       atomic_read(&call->usage), here, ERR_PTR(-EEXIST));
+       rxrpc_release_call(rx, call);
+       mutex_unlock(&call->user_mutex);
+       rxrpc_put_call(call, rxrpc_call_put);
+-      _leave(" = %d", ret);
+-      return ERR_PTR(ret);
++      _leave(" = -EEXIST");
++      return ERR_PTR(-EEXIST);
++
++      /* We got an error, but the call is attached to the socket and is in
++       * need of release.  However, we might now race with recvmsg() when
++       * completing the call queues it.  Return 0 from sys_sendmsg() and
++       * leave the error to recvmsg() to deal with.
++       */
++error_attached_to_socket:
++      trace_rxrpc_call(call->debug_id, rxrpc_call_error,
++                       atomic_read(&call->usage), here, ERR_PTR(ret));
++      set_bit(RXRPC_CALL_DISCONNECTED, &call->flags);
++      __rxrpc_set_call_completion(call, RXRPC_CALL_LOCAL_ERROR,
++                                  RX_CALL_DEAD, ret);
++      _leave(" = c=%08x [err]", call->debug_id);
++      return call;
+ }
+ 
+ /*
+diff --git a/net/rxrpc/conn_object.c b/net/rxrpc/conn_object.c
+index 19e141eeed17..8cbe0bf20ed5 100644
+--- a/net/rxrpc/conn_object.c
++++ b/net/rxrpc/conn_object.c
+@@ -212,9 +212,11 @@ void rxrpc_disconnect_call(struct rxrpc_call *call)
+ 
+       call->peer->cong_cwnd = call->cong_cwnd;
+ 
+-      spin_lock_bh(&conn->params.peer->lock);
+-      hlist_del_rcu(&call->error_link);
+-      spin_unlock_bh(&conn->params.peer->lock);
++      if (!hlist_unhashed(&call->error_link)) {
++              spin_lock_bh(&call->peer->lock);
++              hlist_del_rcu(&call->error_link);
++              spin_unlock_bh(&call->peer->lock);
++      }
+ 
+       if (rxrpc_is_client_call(call))
+               return rxrpc_disconnect_client_call(call);
+diff --git a/net/rxrpc/recvmsg.c b/net/rxrpc/recvmsg.c
+index 6896a33ef842..4f48e3bdd4b4 100644
+--- a/net/rxrpc/recvmsg.c
++++ b/net/rxrpc/recvmsg.c
+@@ -541,7 +541,7 @@ try_again:
+                       goto error_unlock_call;
+       }
+ 
+-      if (msg->msg_name) {
++      if (msg->msg_name && call->peer) {
+               struct sockaddr_rxrpc *srx = msg->msg_name;
+               size_t len = sizeof(call->peer->srx);
+ 
+diff --git a/net/rxrpc/sendmsg.c b/net/rxrpc/sendmsg.c
+index 49d03c8c64da..1a340eb0abf7 100644
+--- a/net/rxrpc/sendmsg.c
++++ b/net/rxrpc/sendmsg.c
+@@ -683,6 +683,9 @@ int rxrpc_do_sendmsg(struct rxrpc_sock *rx, struct msghdr 
*msg, size_t len)
+               if (IS_ERR(call))
+                       return PTR_ERR(call);
+               /* ... and we have the call lock. */
++              ret = 0;
++              if (READ_ONCE(call->state) == RXRPC_CALL_COMPLETE)
++                      goto out_put_unlock;
+       } else {
+               switch (READ_ONCE(call->state)) {
+               case RXRPC_CALL_UNINITIALISED:
+diff --git a/net/sched/act_ct.c b/net/sched/act_ct.c
+index e191f2728389..417526d7741b 100644
+--- a/net/sched/act_ct.c
++++ b/net/sched/act_ct.c
+@@ -704,8 +704,10 @@ static int tcf_ct_handle_fragments(struct net *net, 
struct sk_buff *skb,
+               if (err && err != -EINPROGRESS)
+                       goto out_free;
+ 
+-              if (!err)
++              if (!err) {
+                       *defrag = true;
++                      cb.mru = IPCB(skb)->frag_max_size;
++              }
+       } else { /* NFPROTO_IPV6 */
+ #if IS_ENABLED(CONFIG_NF_DEFRAG_IPV6)
+               enum ip6_defrag_users user = IP6_DEFRAG_CONNTRACK_IN + zone;
+@@ -715,8 +717,10 @@ static int tcf_ct_handle_fragments(struct net *net, 
struct sk_buff *skb,
+               if (err && err != -EINPROGRESS)
+                       goto out_free;
+ 
+-              if (!err)
++              if (!err) {
+                       *defrag = true;
++                      cb.mru = IP6CB(skb)->frag_max_size;
++              }
+ #else
+               err = -EOPNOTSUPP;
+               goto out_free;
+diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
+index 58d469a66896..2ef39483a8bb 100644
+--- a/net/sched/cls_api.c
++++ b/net/sched/cls_api.c
+@@ -1679,6 +1679,7 @@ int tcf_classify_ingress(struct sk_buff *skb,
+               if (WARN_ON_ONCE(!ext))
+                       return TC_ACT_SHOT;
+               ext->chain = last_executed_chain;
++              ext->mru = qdisc_skb_cb(skb)->mru;
+       }
+ 
+       return ret;
+diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
+index 7ae6b90e0d26..970f05c4150e 100644
+--- a/net/wireless/nl80211.c
++++ b/net/wireless/nl80211.c
+@@ -13190,13 +13190,13 @@ static int nl80211_vendor_cmd(struct sk_buff *skb, 
struct genl_info *info)
+                               if (!wdev_running(wdev))
+                                       return -ENETDOWN;
+                       }
+-
+-                      if (!vcmd->doit)
+-                              return -EOPNOTSUPP;
+               } else {
+                       wdev = NULL;
+               }
+ 
++              if (!vcmd->doit)
++                      return -EOPNOTSUPP;
++
+               if (info->attrs[NL80211_ATTR_VENDOR_DATA]) {
+                       data = nla_data(info->attrs[NL80211_ATTR_VENDOR_DATA]);
+                       len = nla_len(info->attrs[NL80211_ATTR_VENDOR_DATA]);
+diff --git a/scripts/coccinelle/misc/add_namespace.cocci 
b/scripts/coccinelle/misc/add_namespace.cocci
+index 99e93a6c2e24..cbf1614163cb 100644
+--- a/scripts/coccinelle/misc/add_namespace.cocci
++++ b/scripts/coccinelle/misc/add_namespace.cocci
+@@ -6,6 +6,7 @@
+ /// add a missing namespace tag to a module source file.
+ ///
+ 
++virtual nsdeps
+ virtual report
+ 
+ @has_ns_import@
+@@ -16,10 +17,15 @@ MODULE_IMPORT_NS(ns);
+ 
+ // Add missing imports, but only adjacent to a MODULE_LICENSE statement.
+ // That ensures we are adding it only to the main module source file.
+-@do_import depends on !has_ns_import@
++@do_import depends on !has_ns_import && nsdeps@
+ declarer name MODULE_LICENSE;
+ expression license;
+ identifier virtual.ns;
+ @@
+ MODULE_LICENSE(license);
+ + MODULE_IMPORT_NS(ns);
++
++// Dummy rule for report mode that would otherwise be empty and make spatch
++// fail ("No rules apply.")
++@script:python depends on report@
++@@
+diff --git a/scripts/nsdeps b/scripts/nsdeps
+index 03a8e7cbe6c7..dab4c1a0e27d 100644
+--- a/scripts/nsdeps
++++ b/scripts/nsdeps
+@@ -29,7 +29,7 @@ fi
+ 
+ generate_deps_for_ns() {
+       $SPATCH --very-quiet --in-place --sp-file \
+-              $srctree/scripts/coccinelle/misc/add_namespace.cocci -D ns=$1 $2
++              $srctree/scripts/coccinelle/misc/add_namespace.cocci -D nsdeps 
-D ns=$1 $2
+ }
+ 
+ generate_deps() {
+diff --git a/security/integrity/ima/Kconfig b/security/integrity/ima/Kconfig
+index edde88dbe576..62dc11a5af01 100644
+--- a/security/integrity/ima/Kconfig
++++ b/security/integrity/ima/Kconfig
+@@ -232,7 +232,7 @@ config IMA_APPRAISE_REQUIRE_POLICY_SIGS
+ 
+ config IMA_APPRAISE_BOOTPARAM
+       bool "ima_appraise boot parameter"
+-      depends on IMA_APPRAISE && !IMA_ARCH_POLICY
++      depends on IMA_APPRAISE
+       default y
+       help
+         This option enables the different "ima_appraise=" modes
+diff --git a/security/integrity/ima/ima_appraise.c 
b/security/integrity/ima/ima_appraise.c
+index a9649b04b9f1..28a59508c6bd 100644
+--- a/security/integrity/ima/ima_appraise.c
++++ b/security/integrity/ima/ima_appraise.c
+@@ -19,6 +19,12 @@
+ static int __init default_appraise_setup(char *str)
+ {
+ #ifdef CONFIG_IMA_APPRAISE_BOOTPARAM
++      if (arch_ima_get_secureboot()) {
++              pr_info("Secure boot enabled: ignoring ima_appraise=%s boot 
parameter option",
++                      str);
++              return 1;
++      }
++
+       if (strncmp(str, "off", 3) == 0)
+               ima_appraise = 0;
+       else if (strncmp(str, "log", 3) == 0)
+diff --git a/security/smack/smackfs.c b/security/smack/smackfs.c
+index c21b656b3263..840a192e9337 100644
+--- a/security/smack/smackfs.c
++++ b/security/smack/smackfs.c
+@@ -2720,7 +2720,6 @@ static int smk_open_relabel_self(struct inode *inode, 
struct file *file)
+ static ssize_t smk_write_relabel_self(struct file *file, const char __user 
*buf,
+                               size_t count, loff_t *ppos)
+ {
+-      struct task_smack *tsp = smack_cred(current_cred());
+       char *data;
+       int rc;
+       LIST_HEAD(list_tmp);
+@@ -2745,11 +2744,21 @@ static ssize_t smk_write_relabel_self(struct file 
*file, const char __user *buf,
+       kfree(data);
+ 
+       if (!rc || (rc == -EINVAL && list_empty(&list_tmp))) {
++              struct cred *new;
++              struct task_smack *tsp;
++
++              new = prepare_creds();
++              if (!new) {
++                      rc = -ENOMEM;
++                      goto out;
++              }
++              tsp = smack_cred(new);
+               smk_destroy_label_list(&tsp->smk_relabel);
+               list_splice(&list_tmp, &tsp->smk_relabel);
++              commit_creds(new);
+               return count;
+       }
+-
++out:
+       smk_destroy_label_list(&list_tmp);
+       return rc;
+ }
+diff --git a/sound/core/seq/oss/seq_oss.c b/sound/core/seq/oss/seq_oss.c
+index 17f913657304..c8b9c0b315d8 100644
+--- a/sound/core/seq/oss/seq_oss.c
++++ b/sound/core/seq/oss/seq_oss.c
+@@ -168,10 +168,16 @@ static long
+ odev_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+ {
+       struct seq_oss_devinfo *dp;
++      long rc;
++
+       dp = file->private_data;
+       if (snd_BUG_ON(!dp))
+               return -ENXIO;
+-      return snd_seq_oss_ioctl(dp, cmd, arg);
++
++      mutex_lock(&register_mutex);
++      rc = snd_seq_oss_ioctl(dp, cmd, arg);
++      mutex_unlock(&register_mutex);
++      return rc;
+ }
+ 
+ #ifdef CONFIG_COMPAT
+diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
+index 7e3ae4534df9..803978d69e3c 100644
+--- a/sound/pci/hda/hda_codec.c
++++ b/sound/pci/hda/hda_codec.c
+@@ -2935,6 +2935,10 @@ static int hda_codec_runtime_suspend(struct device *dev)
+       struct hda_codec *codec = dev_to_hda_codec(dev);
+       unsigned int state;
+ 
++      /* Nothing to do if card registration fails and the component driver 
never probes */
++      if (!codec->card)
++              return 0;
++
+       cancel_delayed_work_sync(&codec->jackpoll_work);
+       state = hda_call_codec_suspend(codec);
+       if (codec->link_down_at_suspend ||
+@@ -2949,6 +2953,10 @@ static int hda_codec_runtime_resume(struct device *dev)
+ {
+       struct hda_codec *codec = dev_to_hda_codec(dev);
+ 
++      /* Nothing to do if card registration fails and the component driver 
never probes */
++      if (!codec->card)
++              return 0;
++
+       codec_display_power(codec, true);
+       snd_hdac_codec_link_up(&codec->core);
+       hda_call_codec_resume(codec);
+diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
+index 9d14c40c07ea..a8b5db70050c 100644
+--- a/sound/pci/hda/hda_intel.c
++++ b/sound/pci/hda/hda_intel.c
+@@ -2354,7 +2354,6 @@ static int azx_probe_continue(struct azx *chip)
+ 
+       if (azx_has_pm_runtime(chip)) {
+               pm_runtime_use_autosuspend(&pci->dev);
+-              pm_runtime_allow(&pci->dev);
+               pm_runtime_put_autosuspend(&pci->dev);
+       }
+ 
+diff --git a/sound/pci/hda/patch_ca0132.c b/sound/pci/hda/patch_ca0132.c
+index 34fe753a46fb..6dfa864d3fe7 100644
+--- a/sound/pci/hda/patch_ca0132.c
++++ b/sound/pci/hda/patch_ca0132.c
+@@ -1182,6 +1182,7 @@ static const struct snd_pci_quirk ca0132_quirks[] = {
+       SND_PCI_QUIRK(0x1458, 0xA036, "Gigabyte GA-Z170X-Gaming 7", QUIRK_R3DI),
+       SND_PCI_QUIRK(0x3842, 0x1038, "EVGA X99 Classified", QUIRK_R3DI),
+       SND_PCI_QUIRK(0x1102, 0x0013, "Recon3D", QUIRK_R3D),
++      SND_PCI_QUIRK(0x1102, 0x0018, "Recon3D", QUIRK_R3D),
+       SND_PCI_QUIRK(0x1102, 0x0051, "Sound Blaster AE-5", QUIRK_AE5),
+       {}
+ };
+@@ -4671,7 +4672,7 @@ static int ca0132_alt_select_in(struct hda_codec *codec)
+                       tmp = FLOAT_ONE;
+                       break;
+               case QUIRK_AE5:
+-                      ca0113_mmio_command_set(codec, 0x48, 0x28, 0x00);
++                      ca0113_mmio_command_set(codec, 0x30, 0x28, 0x00);
+                       tmp = FLOAT_THREE;
+                       break;
+               default:
+@@ -4717,7 +4718,7 @@ static int ca0132_alt_select_in(struct hda_codec *codec)
+                       r3di_gpio_mic_set(codec, R3DI_REAR_MIC);
+                       break;
+               case QUIRK_AE5:
+-                      ca0113_mmio_command_set(codec, 0x48, 0x28, 0x00);
++                      ca0113_mmio_command_set(codec, 0x30, 0x28, 0x00);
+                       break;
+               default:
+                       break;
+@@ -4756,7 +4757,7 @@ static int ca0132_alt_select_in(struct hda_codec *codec)
+                       tmp = FLOAT_ONE;
+                       break;
+               case QUIRK_AE5:
+-                      ca0113_mmio_command_set(codec, 0x48, 0x28, 0x3f);
++                      ca0113_mmio_command_set(codec, 0x30, 0x28, 0x3f);
+                       tmp = FLOAT_THREE;
+                       break;
+               default:
+@@ -5748,6 +5749,11 @@ static int ca0132_switch_get(struct snd_kcontrol 
*kcontrol,
+               return 0;
+       }
+ 
++      if (nid == ZXR_HEADPHONE_GAIN) {
++              *valp = spec->zxr_gain_set;
++              return 0;
++      }
++
+       return 0;
+ }
+ 
+diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
+index d8d018536484..b27d88c86067 100644
+--- a/sound/pci/hda/patch_realtek.c
++++ b/sound/pci/hda/patch_realtek.c
+@@ -6131,6 +6131,11 @@ enum {
+       ALC289_FIXUP_ASUS_GA502,
+       ALC256_FIXUP_ACER_MIC_NO_PRESENCE,
+       ALC285_FIXUP_HP_GPIO_AMP_INIT,
++      ALC269_FIXUP_CZC_B20,
++      ALC269_FIXUP_CZC_TMI,
++      ALC269_FIXUP_CZC_L101,
++      ALC269_FIXUP_LEMOTE_A1802,
++      ALC269_FIXUP_LEMOTE_A190X,
+ };
+ 
+ static const struct hda_fixup alc269_fixups[] = {
+@@ -7369,6 +7374,89 @@ static const struct hda_fixup alc269_fixups[] = {
+               .chained = true,
+               .chain_id = ALC285_FIXUP_HP_GPIO_LED
+       },
++      [ALC269_FIXUP_CZC_B20] = {
++              .type = HDA_FIXUP_PINS,
++              .v.pins = (const struct hda_pintbl[]) {
++                      { 0x12, 0x411111f0 },
++                      { 0x14, 0x90170110 }, /* speaker */
++                      { 0x15, 0x032f1020 }, /* HP out */
++                      { 0x17, 0x411111f0 },
++                      { 0x18, 0x03ab1040 }, /* mic */
++                      { 0x19, 0xb7a7013f },
++                      { 0x1a, 0x0181305f },
++                      { 0x1b, 0x411111f0 },
++                      { 0x1d, 0x411111f0 },
++                      { 0x1e, 0x411111f0 },
++                      { }
++              },
++              .chain_id = ALC269_FIXUP_DMIC,
++      },
++      [ALC269_FIXUP_CZC_TMI] = {
++              .type = HDA_FIXUP_PINS,
++              .v.pins = (const struct hda_pintbl[]) {
++                      { 0x12, 0x4000c000 },
++                      { 0x14, 0x90170110 }, /* speaker */
++                      { 0x15, 0x0421401f }, /* HP out */
++                      { 0x17, 0x411111f0 },
++                      { 0x18, 0x04a19020 }, /* mic */
++                      { 0x19, 0x411111f0 },
++                      { 0x1a, 0x411111f0 },
++                      { 0x1b, 0x411111f0 },
++                      { 0x1d, 0x40448505 },
++                      { 0x1e, 0x411111f0 },
++                      { 0x20, 0x8000ffff },
++                      { }
++              },
++              .chain_id = ALC269_FIXUP_DMIC,
++      },
++      [ALC269_FIXUP_CZC_L101] = {
++              .type = HDA_FIXUP_PINS,
++              .v.pins = (const struct hda_pintbl[]) {
++                      { 0x12, 0x40000000 },
++                      { 0x14, 0x01014010 }, /* speaker */
++                      { 0x15, 0x411111f0 }, /* HP out */
++                      { 0x16, 0x411111f0 },
++                      { 0x18, 0x01a19020 }, /* mic */
++                      { 0x19, 0x02a19021 },
++                      { 0x1a, 0x0181302f },
++                      { 0x1b, 0x0221401f },
++                      { 0x1c, 0x411111f0 },
++                      { 0x1d, 0x4044c601 },
++                      { 0x1e, 0x411111f0 },
++                      { }
++              },
++              .chain_id = ALC269_FIXUP_DMIC,
++      },
++      [ALC269_FIXUP_LEMOTE_A1802] = {
++              .type = HDA_FIXUP_PINS,
++              .v.pins = (const struct hda_pintbl[]) {
++                      { 0x12, 0x40000000 },
++                      { 0x14, 0x90170110 }, /* speaker */
++                      { 0x17, 0x411111f0 },
++                      { 0x18, 0x03a19040 }, /* mic1 */
++                      { 0x19, 0x90a70130 }, /* mic2 */
++                      { 0x1a, 0x411111f0 },
++                      { 0x1b, 0x411111f0 },
++                      { 0x1d, 0x40489d2d },
++                      { 0x1e, 0x411111f0 },
++                      { 0x20, 0x0003ffff },
++                      { 0x21, 0x03214020 },
++                      { }
++              },
++              .chain_id = ALC269_FIXUP_DMIC,
++      },
++      [ALC269_FIXUP_LEMOTE_A190X] = {
++              .type = HDA_FIXUP_PINS,
++              .v.pins = (const struct hda_pintbl[]) {
++                      { 0x14, 0x99130110 }, /* speaker */
++                      { 0x15, 0x0121401f }, /* HP out */
++                      { 0x18, 0x01a19c20 }, /* rear  mic */
++                      { 0x19, 0x99a3092f }, /* front mic */
++                      { 0x1b, 0x0201401f }, /* front lineout */
++                      { }
++              },
++              .chain_id = ALC269_FIXUP_DMIC,
++      },
+ };
+ 
+ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
+@@ -7658,9 +7746,14 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
+       SND_PCI_QUIRK(0x17aa, 0x3bf8, "Quanta FL1", ALC269_FIXUP_PCM_44K),
+       SND_PCI_QUIRK(0x17aa, 0x9e54, "LENOVO NB", ALC269_FIXUP_LENOVO_EAPD),
+       SND_PCI_QUIRK(0x19e5, 0x3204, "Huawei MACH-WX9", 
ALC256_FIXUP_HUAWEI_MACH_WX9_PINS),
++      SND_PCI_QUIRK(0x1b35, 0x1235, "CZC B20", ALC269_FIXUP_CZC_B20),
++      SND_PCI_QUIRK(0x1b35, 0x1236, "CZC TMI", ALC269_FIXUP_CZC_TMI),
++      SND_PCI_QUIRK(0x1b35, 0x1237, "CZC L101", ALC269_FIXUP_CZC_L101),
+       SND_PCI_QUIRK(0x1b7d, 0xa831, "Ordissimo EVE2 ", 
ALC269VB_FIXUP_ORDISSIMO_EVE2), /* Also known as Malata PC-B1303 */
+       SND_PCI_QUIRK(0x1d72, 0x1901, "RedmiBook 14", 
ALC256_FIXUP_ASUS_HEADSET_MIC),
+       SND_PCI_QUIRK(0x10ec, 0x118c, "Medion EE4254 MD62100", 
ALC256_FIXUP_MEDION_HEADSET_NO_PRESENCE),
++      SND_PCI_QUIRK(0x1c06, 0x2013, "Lemote A1802", 
ALC269_FIXUP_LEMOTE_A1802),
++      SND_PCI_QUIRK(0x1c06, 0x2015, "Lemote A190X", 
ALC269_FIXUP_LEMOTE_A190X),
+ 
+ #if 0
+       /* Below is a quirk table taken from the old code.
+@@ -8916,6 +9009,7 @@ enum {
+       ALC662_FIXUP_LED_GPIO1,
+       ALC662_FIXUP_IDEAPAD,
+       ALC272_FIXUP_MARIO,
++      ALC662_FIXUP_CZC_ET26,
+       ALC662_FIXUP_CZC_P10T,
+       ALC662_FIXUP_SKU_IGNORE,
+       ALC662_FIXUP_HP_RP5800,
+@@ -8985,6 +9079,25 @@ static const struct hda_fixup alc662_fixups[] = {
+               .type = HDA_FIXUP_FUNC,
+               .v.func = alc272_fixup_mario,
+       },
++      [ALC662_FIXUP_CZC_ET26] = {
++              .type = HDA_FIXUP_PINS,
++              .v.pins = (const struct hda_pintbl[]) {
++                      {0x12, 0x403cc000},
++                      {0x14, 0x90170110}, /* speaker */
++                      {0x15, 0x411111f0},
++                      {0x16, 0x411111f0},
++                      {0x18, 0x01a19030}, /* mic */
++                      {0x19, 0x90a7013f}, /* int-mic */
++                      {0x1a, 0x01014020},
++                      {0x1b, 0x0121401f},
++                      {0x1c, 0x411111f0},
++                      {0x1d, 0x411111f0},
++                      {0x1e, 0x40478e35},
++                      {}
++              },
++              .chained = true,
++              .chain_id = ALC662_FIXUP_SKU_IGNORE
++      },
+       [ALC662_FIXUP_CZC_P10T] = {
+               .type = HDA_FIXUP_VERBS,
+               .v.verbs = (const struct hda_verb[]) {
+@@ -9368,6 +9481,7 @@ static const struct snd_pci_quirk alc662_fixup_tbl[] = {
+       SND_PCI_QUIRK(0x1849, 0x5892, "ASRock B150M", ALC892_FIXUP_ASROCK_MOBO),
+       SND_PCI_QUIRK(0x19da, 0xa130, "Zotac Z68", ALC662_FIXUP_ZOTAC_Z68),
+       SND_PCI_QUIRK(0x1b0a, 0x01b8, "ACER Veriton", 
ALC662_FIXUP_ACER_VERITON),
++      SND_PCI_QUIRK(0x1b35, 0x1234, "CZC ET26", ALC662_FIXUP_CZC_ET26),
+       SND_PCI_QUIRK(0x1b35, 0x2206, "CZC P10T", ALC662_FIXUP_CZC_P10T),
+       SND_PCI_QUIRK(0x1025, 0x0566, "Acer Aspire Ethos 8951G", 
ALC669_FIXUP_ACER_ASPIRE_ETHOS),
+ 
+diff --git a/tools/lib/traceevent/event-parse.c 
b/tools/lib/traceevent/event-parse.c
+index 010e60d5a081..cb0d29865ee9 100644
+--- a/tools/lib/traceevent/event-parse.c
++++ b/tools/lib/traceevent/event-parse.c
+@@ -2861,6 +2861,7 @@ process_dynamic_array_len(struct tep_event *event, 
struct tep_print_arg *arg,
+       if (read_expected(TEP_EVENT_DELIM, ")") < 0)
+               goto out_err;
+ 
++      free_token(token);
+       type = read_token(&token);
+       *tok = token;
+ 
+diff --git a/tools/testing/selftests/net/msg_zerocopy.c 
b/tools/testing/selftests/net/msg_zerocopy.c
+index 4b02933cab8a..bdc03a2097e8 100644
+--- a/tools/testing/selftests/net/msg_zerocopy.c
++++ b/tools/testing/selftests/net/msg_zerocopy.c
+@@ -125,9 +125,8 @@ static int do_setcpu(int cpu)
+       CPU_ZERO(&mask);
+       CPU_SET(cpu, &mask);
+       if (sched_setaffinity(0, sizeof(mask), &mask))
+-              error(1, 0, "setaffinity %d", cpu);
+-
+-      if (cfg_verbose)
++              fprintf(stderr, "cpu: unable to pin, may increase variance.\n");
++      else if (cfg_verbose)
+               fprintf(stderr, "cpu: %u\n", cpu);
+ 
+       return 0;

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