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Message-Id: <1667487780167102@kroah.com>
Date: Fri, 4 Nov 2022 00:03:01 +0900
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, jslaby@...e.cz,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: Linux 5.4.223
diff --git a/Makefile b/Makefile
index 6eb672843b68..f32470518d3f 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 4
-SUBLEVEL = 222
+SUBLEVEL = 223
EXTRAVERSION =
NAME = Kleptomaniac Octopus
diff --git a/arch/arc/include/asm/io.h b/arch/arc/include/asm/io.h
index 72f7929736f8..94ef71b38b69 100644
--- a/arch/arc/include/asm/io.h
+++ b/arch/arc/include/asm/io.h
@@ -32,7 +32,7 @@ static inline void ioport_unmap(void __iomem *addr)
{
}
-extern void iounmap(const void __iomem *addr);
+extern void iounmap(const volatile void __iomem *addr);
#define ioremap_nocache(phy, sz) ioremap(phy, sz)
#define ioremap_wc(phy, sz) ioremap(phy, sz)
diff --git a/arch/arc/mm/ioremap.c b/arch/arc/mm/ioremap.c
index 95c649fbc95a..d3b1ea16e9cd 100644
--- a/arch/arc/mm/ioremap.c
+++ b/arch/arc/mm/ioremap.c
@@ -93,7 +93,7 @@ void __iomem *ioremap_prot(phys_addr_t paddr, unsigned long size,
EXPORT_SYMBOL(ioremap_prot);
-void iounmap(const void __iomem *addr)
+void iounmap(const volatile void __iomem *addr)
{
/* weird double cast to handle phys_addr_t > 32 bits */
if (arc_uncached_addr_space((phys_addr_t)(u32)addr))
diff --git a/arch/s390/include/asm/futex.h b/arch/s390/include/asm/futex.h
index 5e97a4353147..7837c791f7e8 100644
--- a/arch/s390/include/asm/futex.h
+++ b/arch/s390/include/asm/futex.h
@@ -16,7 +16,8 @@
"3: jl 1b\n" \
" lhi %0,0\n" \
"4: sacf 768\n" \
- EX_TABLE(0b,4b) EX_TABLE(2b,4b) EX_TABLE(3b,4b) \
+ EX_TABLE(0b,4b) EX_TABLE(1b,4b) \
+ EX_TABLE(2b,4b) EX_TABLE(3b,4b) \
: "=d" (ret), "=&d" (oldval), "=&d" (newval), \
"=m" (*uaddr) \
: "0" (-EFAULT), "d" (oparg), "a" (uaddr), \
diff --git a/arch/s390/pci/pci_mmio.c b/arch/s390/pci/pci_mmio.c
index 921f0fc12f1f..a4d5048b7eee 100644
--- a/arch/s390/pci/pci_mmio.c
+++ b/arch/s390/pci/pci_mmio.c
@@ -64,7 +64,7 @@ static inline int __pcistg_mio_inuser(
asm volatile (
" sacf 256\n"
"0: llgc %[tmp],0(%[src])\n"
- " sllg %[val],%[val],8\n"
+ "4: sllg %[val],%[val],8\n"
" aghi %[src],1\n"
" ogr %[val],%[tmp]\n"
" brctg %[cnt],0b\n"
@@ -72,7 +72,7 @@ static inline int __pcistg_mio_inuser(
"2: ipm %[cc]\n"
" srl %[cc],28\n"
"3: sacf 768\n"
- EX_TABLE(0b, 3b) EX_TABLE(1b, 3b) EX_TABLE(2b, 3b)
+ EX_TABLE(0b, 3b) EX_TABLE(4b, 3b) EX_TABLE(1b, 3b) EX_TABLE(2b, 3b)
:
[src] "+a" (src), [cnt] "+d" (cnt),
[val] "+d" (val), [tmp] "=d" (tmp),
@@ -220,10 +220,10 @@ static inline int __pcilg_mio_inuser(
"2: ahi %[shift],-8\n"
" srlg %[tmp],%[val],0(%[shift])\n"
"3: stc %[tmp],0(%[dst])\n"
- " aghi %[dst],1\n"
+ "5: aghi %[dst],1\n"
" brctg %[cnt],2b\n"
"4: sacf 768\n"
- EX_TABLE(0b, 4b) EX_TABLE(1b, 4b) EX_TABLE(3b, 4b)
+ EX_TABLE(0b, 4b) EX_TABLE(1b, 4b) EX_TABLE(3b, 4b) EX_TABLE(5b, 4b)
:
[cc] "+d" (cc), [val] "=d" (val), [len] "+d" (len),
[dst] "+a" (dst), [cnt] "+d" (cnt), [tmp] "=d" (tmp),
diff --git a/arch/x86/kernel/unwind_orc.c b/arch/x86/kernel/unwind_orc.c
index 4e7c49fcf003..c85634152d30 100644
--- a/arch/x86/kernel/unwind_orc.c
+++ b/arch/x86/kernel/unwind_orc.c
@@ -687,7 +687,7 @@ void __unwind_start(struct unwind_state *state, struct task_struct *task,
/* Otherwise, skip ahead to the user-specified starting frame: */
while (!unwind_done(state) &&
(!on_stack(&state->stack_info, first_frame, sizeof(long)) ||
- state->sp < (unsigned long)first_frame))
+ state->sp <= (unsigned long)first_frame))
unwind_next_frame(state);
return;
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
index 8428d02cfe58..4f63a8bc7260 100644
--- a/drivers/base/power/domain.c
+++ b/drivers/base/power/domain.c
@@ -2622,6 +2622,10 @@ static int genpd_iterate_idle_states(struct device_node *dn,
np = it.node;
if (!of_match_node(idle_state_match, np))
continue;
+
+ if (!of_device_is_available(np))
+ continue;
+
if (states) {
ret = genpd_parse_state(&states[i], np);
if (ret) {
diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_connector.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_connector.c
index 9262ed2dc8c3..bdcc3e91bf88 100644
--- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_connector.c
+++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_connector.c
@@ -61,8 +61,9 @@ static int mdp4_lvds_connector_get_modes(struct drm_connector *connector)
return ret;
}
-static int mdp4_lvds_connector_mode_valid(struct drm_connector *connector,
- struct drm_display_mode *mode)
+static enum drm_mode_status
+mdp4_lvds_connector_mode_valid(struct drm_connector *connector,
+ struct drm_display_mode *mode)
{
struct mdp4_lvds_connector *mdp4_lvds_connector =
to_mdp4_lvds_connector(connector);
diff --git a/drivers/gpu/drm/msm/dsi/dsi.c b/drivers/gpu/drm/msm/dsi/dsi.c
index 16194971a99f..fedade8069fd 100644
--- a/drivers/gpu/drm/msm/dsi/dsi.c
+++ b/drivers/gpu/drm/msm/dsi/dsi.c
@@ -203,6 +203,12 @@ int msm_dsi_modeset_init(struct msm_dsi *msm_dsi, struct drm_device *dev,
return -EINVAL;
priv = dev->dev_private;
+
+ if (priv->num_bridges == ARRAY_SIZE(priv->bridges)) {
+ DRM_DEV_ERROR(dev->dev, "too many bridges\n");
+ return -ENOSPC;
+ }
+
msm_dsi->dev = dev;
ret = msm_dsi_host_modeset_init(msm_dsi->host, dev);
diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.c b/drivers/gpu/drm/msm/hdmi/hdmi.c
index e4c9ff934e5b..74759bcc68ff 100644
--- a/drivers/gpu/drm/msm/hdmi/hdmi.c
+++ b/drivers/gpu/drm/msm/hdmi/hdmi.c
@@ -293,6 +293,11 @@ int msm_hdmi_modeset_init(struct hdmi *hdmi,
struct platform_device *pdev = hdmi->pdev;
int ret;
+ if (priv->num_bridges == ARRAY_SIZE(priv->bridges)) {
+ DRM_DEV_ERROR(dev->dev, "too many bridges\n");
+ return -ENOSPC;
+ }
+
hdmi->dev = dev;
hdmi->encoder = encoder;
diff --git a/drivers/iio/light/tsl2583.c b/drivers/iio/light/tsl2583.c
index fe6001afb7b4..06b98a2e174f 100644
--- a/drivers/iio/light/tsl2583.c
+++ b/drivers/iio/light/tsl2583.c
@@ -857,7 +857,7 @@ static int tsl2583_probe(struct i2c_client *clientp,
TSL2583_POWER_OFF_DELAY_MS);
pm_runtime_use_autosuspend(&clientp->dev);
- ret = devm_iio_device_register(indio_dev->dev.parent, indio_dev);
+ ret = iio_device_register(indio_dev);
if (ret) {
dev_err(&clientp->dev, "%s: iio registration failed\n",
__func__);
diff --git a/drivers/media/platform/vivid/vivid-core.c b/drivers/media/platform/vivid/vivid-core.c
index cc71aa425597..f6dc2b69b62e 100644
--- a/drivers/media/platform/vivid/vivid-core.c
+++ b/drivers/media/platform/vivid/vivid-core.c
@@ -297,6 +297,28 @@ static int vidioc_g_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *a
return vivid_vid_out_g_fbuf(file, fh, a);
}
+/*
+ * Only support the framebuffer of one of the vivid instances.
+ * Anything else is rejected.
+ */
+bool vivid_validate_fb(const struct v4l2_framebuffer *a)
+{
+ struct vivid_dev *dev;
+ int i;
+
+ for (i = 0; i < n_devs; i++) {
+ dev = vivid_devs[i];
+ if (!dev || !dev->video_pbase)
+ continue;
+ if ((unsigned long)a->base == dev->video_pbase &&
+ a->fmt.width <= dev->display_width &&
+ a->fmt.height <= dev->display_height &&
+ a->fmt.bytesperline <= dev->display_byte_stride)
+ return true;
+ }
+ return false;
+}
+
static int vidioc_s_fbuf(struct file *file, void *fh, const struct v4l2_framebuffer *a)
{
struct video_device *vdev = video_devdata(file);
diff --git a/drivers/media/platform/vivid/vivid-core.h b/drivers/media/platform/vivid/vivid-core.h
index 7ebb14673c75..0ab4051327d6 100644
--- a/drivers/media/platform/vivid/vivid-core.h
+++ b/drivers/media/platform/vivid/vivid-core.h
@@ -564,4 +564,6 @@ static inline bool vivid_is_hdmi_out(const struct vivid_dev *dev)
return dev->output_type[dev->output] == HDMI;
}
+bool vivid_validate_fb(const struct v4l2_framebuffer *a);
+
#endif
diff --git a/drivers/media/platform/vivid/vivid-vid-cap.c b/drivers/media/platform/vivid/vivid-vid-cap.c
index 2d030732feac..208807d3733f 100644
--- a/drivers/media/platform/vivid/vivid-vid-cap.c
+++ b/drivers/media/platform/vivid/vivid-vid-cap.c
@@ -452,6 +452,12 @@ void vivid_update_format_cap(struct vivid_dev *dev, bool keep_controls)
tpg_reset_source(&dev->tpg, dev->src_rect.width, dev->src_rect.height, dev->field_cap);
dev->crop_cap = dev->src_rect;
dev->crop_bounds_cap = dev->src_rect;
+ if (dev->bitmap_cap &&
+ (dev->compose_cap.width != dev->crop_cap.width ||
+ dev->compose_cap.height != dev->crop_cap.height)) {
+ vfree(dev->bitmap_cap);
+ dev->bitmap_cap = NULL;
+ }
dev->compose_cap = dev->crop_cap;
if (V4L2_FIELD_HAS_T_OR_B(dev->field_cap))
dev->compose_cap.height /= 2;
@@ -883,6 +889,8 @@ int vivid_vid_cap_s_selection(struct file *file, void *fh, struct v4l2_selection
struct vivid_dev *dev = video_drvdata(file);
struct v4l2_rect *crop = &dev->crop_cap;
struct v4l2_rect *compose = &dev->compose_cap;
+ unsigned orig_compose_w = compose->width;
+ unsigned orig_compose_h = compose->height;
unsigned factor = V4L2_FIELD_HAS_T_OR_B(dev->field_cap) ? 2 : 1;
int ret;
@@ -999,17 +1007,17 @@ int vivid_vid_cap_s_selection(struct file *file, void *fh, struct v4l2_selection
s->r.height /= factor;
}
v4l2_rect_map_inside(&s->r, &dev->fmt_cap_rect);
- if (dev->bitmap_cap && (compose->width != s->r.width ||
- compose->height != s->r.height)) {
- vfree(dev->bitmap_cap);
- dev->bitmap_cap = NULL;
- }
*compose = s->r;
break;
default:
return -EINVAL;
}
+ if (dev->bitmap_cap && (compose->width != orig_compose_w ||
+ compose->height != orig_compose_h)) {
+ vfree(dev->bitmap_cap);
+ dev->bitmap_cap = NULL;
+ }
tpg_s_crop_compose(&dev->tpg, crop, compose);
return 0;
}
@@ -1250,7 +1258,14 @@ int vivid_vid_cap_s_fbuf(struct file *file, void *fh,
return -EINVAL;
if (a->fmt.bytesperline < (a->fmt.width * fmt->bit_depth[0]) / 8)
return -EINVAL;
- if (a->fmt.height * a->fmt.bytesperline < a->fmt.sizeimage)
+ if (a->fmt.bytesperline > a->fmt.sizeimage / a->fmt.height)
+ return -EINVAL;
+
+ /*
+ * Only support the framebuffer of one of the vivid instances.
+ * Anything else is rejected.
+ */
+ if (!vivid_validate_fb(a))
return -EINVAL;
dev->fb_vbase_cap = phys_to_virt((unsigned long)a->base);
diff --git a/drivers/media/v4l2-core/v4l2-dv-timings.c b/drivers/media/v4l2-core/v4l2-dv-timings.c
index 60454e1b727e..6d0775678f43 100644
--- a/drivers/media/v4l2-core/v4l2-dv-timings.c
+++ b/drivers/media/v4l2-core/v4l2-dv-timings.c
@@ -161,6 +161,20 @@ bool v4l2_valid_dv_timings(const struct v4l2_dv_timings *t,
(bt->interlaced && !(caps & V4L2_DV_BT_CAP_INTERLACED)) ||
(!bt->interlaced && !(caps & V4L2_DV_BT_CAP_PROGRESSIVE)))
return false;
+
+ /* sanity checks for the blanking timings */
+ if (!bt->interlaced &&
+ (bt->il_vbackporch || bt->il_vsync || bt->il_vfrontporch))
+ return false;
+ if (bt->hfrontporch > 2 * bt->width ||
+ bt->hsync > 1024 || bt->hbackporch > 1024)
+ return false;
+ if (bt->vfrontporch > 4096 ||
+ bt->vsync > 128 || bt->vbackporch > 4096)
+ return false;
+ if (bt->interlaced && (bt->il_vfrontporch > 4096 ||
+ bt->il_vsync > 128 || bt->il_vbackporch > 4096))
+ return false;
return fnc == NULL || fnc(t, fnc_handle);
}
EXPORT_SYMBOL_GPL(v4l2_valid_dv_timings);
diff --git a/drivers/mmc/core/sdio_bus.c b/drivers/mmc/core/sdio_bus.c
index 3cc928282af7..aef235203d57 100644
--- a/drivers/mmc/core/sdio_bus.c
+++ b/drivers/mmc/core/sdio_bus.c
@@ -266,7 +266,8 @@ static void sdio_release_func(struct device *dev)
{
struct sdio_func *func = dev_to_sdio_func(dev);
- sdio_free_func_cis(func);
+ if (!(func->card->quirks & MMC_QUIRK_NONSTD_SDIO))
+ sdio_free_func_cis(func);
kfree(func->info);
kfree(func->tmpbuf);
diff --git a/drivers/mtd/nand/raw/marvell_nand.c b/drivers/mtd/nand/raw/marvell_nand.c
index ef163ff1edf7..36cb0db02bbb 100644
--- a/drivers/mtd/nand/raw/marvell_nand.c
+++ b/drivers/mtd/nand/raw/marvell_nand.c
@@ -2630,7 +2630,7 @@ static int marvell_nand_chip_init(struct device *dev, struct marvell_nfc *nfc,
chip->controller = &nfc->controller;
nand_set_flash_node(chip, np);
- if (!of_property_read_bool(np, "marvell,nand-keep-config"))
+ if (of_property_read_bool(np, "marvell,nand-keep-config"))
chip->options |= NAND_KEEP_TIMINGS;
mtd = nand_to_mtd(chip);
diff --git a/drivers/net/can/mscan/mpc5xxx_can.c b/drivers/net/can/mscan/mpc5xxx_can.c
index e4f4b5c9ebd6..3305d9d6c466 100644
--- a/drivers/net/can/mscan/mpc5xxx_can.c
+++ b/drivers/net/can/mscan/mpc5xxx_can.c
@@ -325,14 +325,14 @@ static int mpc5xxx_can_probe(struct platform_device *ofdev)
&mscan_clksrc);
if (!priv->can.clock.freq) {
dev_err(&ofdev->dev, "couldn't get MSCAN clock properties\n");
- goto exit_free_mscan;
+ goto exit_put_clock;
}
err = register_mscandev(dev, mscan_clksrc);
if (err) {
dev_err(&ofdev->dev, "registering %s failed (err=%d)\n",
DRV_NAME, err);
- goto exit_free_mscan;
+ goto exit_put_clock;
}
dev_info(&ofdev->dev, "MSCAN at 0x%p, irq %d, clock %d Hz\n",
@@ -340,7 +340,9 @@ static int mpc5xxx_can_probe(struct platform_device *ofdev)
return 0;
-exit_free_mscan:
+exit_put_clock:
+ if (data->put_clock)
+ data->put_clock(ofdev);
free_candev(dev);
exit_dispose_irq:
irq_dispose_mapping(irq);
diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c
index d4e9815ca26f..eed69e7e95ad 100644
--- a/drivers/net/can/rcar/rcar_canfd.c
+++ b/drivers/net/can/rcar/rcar_canfd.c
@@ -1075,7 +1075,7 @@ static irqreturn_t rcar_canfd_global_interrupt(int irq, void *dev_id)
struct rcar_canfd_global *gpriv = dev_id;
struct net_device *ndev;
struct rcar_canfd_channel *priv;
- u32 sts, gerfl;
+ u32 sts, cc, gerfl;
u32 ch, ridx;
/* Global error interrupts still indicate a condition specific
@@ -1093,7 +1093,9 @@ static irqreturn_t rcar_canfd_global_interrupt(int irq, void *dev_id)
/* Handle Rx interrupts */
sts = rcar_canfd_read(priv->base, RCANFD_RFSTS(ridx));
- if (likely(sts & RCANFD_RFSTS_RFIF)) {
+ cc = rcar_canfd_read(priv->base, RCANFD_RFCC(ridx));
+ if (likely(sts & RCANFD_RFSTS_RFIF &&
+ cc & RCANFD_RFCC_RFIE)) {
if (napi_schedule_prep(&priv->napi)) {
/* Disable Rx FIFO interrupts */
rcar_canfd_clear_bit(priv->base,
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
index 5d642458bac5..45d278724883 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
@@ -1845,7 +1845,7 @@ static int kvaser_usb_hydra_start_chip(struct kvaser_usb_net_priv *priv)
{
int err;
- init_completion(&priv->start_comp);
+ reinit_completion(&priv->start_comp);
err = kvaser_usb_hydra_send_simple_cmd(priv->dev, CMD_START_CHIP_REQ,
priv->channel);
@@ -1863,7 +1863,7 @@ static int kvaser_usb_hydra_stop_chip(struct kvaser_usb_net_priv *priv)
{
int err;
- init_completion(&priv->stop_comp);
+ reinit_completion(&priv->stop_comp);
/* Make sure we do not report invalid BUS_OFF from CMD_CHIP_STATE_EVENT
* see comment in kvaser_usb_hydra_update_state()
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
index 78d52a5e8fd5..15380cc08ee6 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
@@ -1324,7 +1324,7 @@ static int kvaser_usb_leaf_start_chip(struct kvaser_usb_net_priv *priv)
{
int err;
- init_completion(&priv->start_comp);
+ reinit_completion(&priv->start_comp);
err = kvaser_usb_leaf_send_simple_cmd(priv->dev, CMD_START_CHIP,
priv->channel);
@@ -1342,7 +1342,7 @@ static int kvaser_usb_leaf_stop_chip(struct kvaser_usb_net_priv *priv)
{
int err;
- init_completion(&priv->stop_comp);
+ reinit_completion(&priv->stop_comp);
err = kvaser_usb_leaf_send_simple_cmd(priv->dev, CMD_STOP_CHIP,
priv->channel);
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
index 0b325ae875b5..b76138cd0935 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
@@ -238,6 +238,7 @@ enum xgbe_sfp_speed {
#define XGBE_SFP_BASE_BR_1GBE_MAX 0x0d
#define XGBE_SFP_BASE_BR_10GBE_MIN 0x64
#define XGBE_SFP_BASE_BR_10GBE_MAX 0x68
+#define XGBE_MOLEX_SFP_BASE_BR_10GBE_MAX 0x78
#define XGBE_SFP_BASE_CU_CABLE_LEN 18
@@ -283,6 +284,8 @@ struct xgbe_sfp_eeprom {
#define XGBE_BEL_FUSE_VENDOR "BEL-FUSE "
#define XGBE_BEL_FUSE_PARTNO "1GBT-SFP06 "
+#define XGBE_MOLEX_VENDOR "Molex Inc. "
+
struct xgbe_sfp_ascii {
union {
char vendor[XGBE_SFP_BASE_VENDOR_NAME_LEN + 1];
@@ -833,7 +836,11 @@ static bool xgbe_phy_sfp_bit_rate(struct xgbe_sfp_eeprom *sfp_eeprom,
break;
case XGBE_SFP_SPEED_10000:
min = XGBE_SFP_BASE_BR_10GBE_MIN;
- max = XGBE_SFP_BASE_BR_10GBE_MAX;
+ if (memcmp(&sfp_eeprom->base[XGBE_SFP_BASE_VENDOR_NAME],
+ XGBE_MOLEX_VENDOR, XGBE_SFP_BASE_VENDOR_NAME_LEN) == 0)
+ max = XGBE_MOLEX_SFP_BASE_BR_10GBE_MAX;
+ else
+ max = XGBE_SFP_BASE_BR_10GBE_MAX;
break;
default:
return false;
@@ -1150,7 +1157,10 @@ static void xgbe_phy_sfp_parse_eeprom(struct xgbe_prv_data *pdata)
}
/* Determine the type of SFP */
- if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_SR)
+ if (phy_data->sfp_cable == XGBE_SFP_CABLE_PASSIVE &&
+ xgbe_phy_sfp_bit_rate(sfp_eeprom, XGBE_SFP_SPEED_10000))
+ phy_data->sfp_base = XGBE_SFP_BASE_10000_CR;
+ else if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_SR)
phy_data->sfp_base = XGBE_SFP_BASE_10000_SR;
else if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_LR)
phy_data->sfp_base = XGBE_SFP_BASE_10000_LR;
@@ -1166,9 +1176,6 @@ static void xgbe_phy_sfp_parse_eeprom(struct xgbe_prv_data *pdata)
phy_data->sfp_base = XGBE_SFP_BASE_1000_CX;
else if (sfp_base[XGBE_SFP_BASE_1GBE_CC] & XGBE_SFP_BASE_1GBE_CC_T)
phy_data->sfp_base = XGBE_SFP_BASE_1000_T;
- else if ((phy_data->sfp_cable == XGBE_SFP_CABLE_PASSIVE) &&
- xgbe_phy_sfp_bit_rate(sfp_eeprom, XGBE_SFP_SPEED_10000))
- phy_data->sfp_base = XGBE_SFP_BASE_10000_CR;
switch (phy_data->sfp_base) {
case XGBE_SFP_BASE_1000_T:
diff --git a/drivers/net/ethernet/freescale/enetc/enetc.c b/drivers/net/ethernet/freescale/enetc/enetc.c
index cee77326e7e8..d6df2dd885c5 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc.c
@@ -1146,7 +1146,12 @@ static void enetc_setup_rxbdr(struct enetc_hw *hw, struct enetc_bdr *rx_ring)
enetc_rxbdr_wr(hw, idx, ENETC_RBBSR, ENETC_RXB_DMA_SIZE);
+ /* Also prepare the consumer index in case page allocation never
+ * succeeds. In that case, hardware will never advance producer index
+ * to match consumer index, and will drop all frames.
+ */
enetc_rxbdr_wr(hw, idx, ENETC_RBPIR, 0);
+ enetc_rxbdr_wr(hw, idx, ENETC_RBCIR, 1);
/* enable Rx ints by setting pkt thr to 1 */
enetc_rxbdr_wr(hw, idx, ENETC_RBICIR0, ENETC_RBICIR0_ICEN | 0x1);
diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c
index 1fd2b84e2e91..1d8b84eb4aa8 100644
--- a/drivers/net/ethernet/ibm/ehea/ehea_main.c
+++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c
@@ -2897,6 +2897,7 @@ static struct device *ehea_register_port(struct ehea_port *port,
ret = of_device_register(&port->ofdev);
if (ret) {
pr_err("failed to register device. ret=%d\n", ret);
+ put_device(&port->ofdev.dev);
goto out;
}
diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
index 689deecb4e1a..7059ced24739 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
@@ -3082,10 +3082,17 @@ static int i40e_get_rss_hash_opts(struct i40e_pf *pf, struct ethtool_rxnfc *cmd)
if (cmd->flow_type == TCP_V4_FLOW ||
cmd->flow_type == UDP_V4_FLOW) {
- if (i_set & I40E_L3_SRC_MASK)
- cmd->data |= RXH_IP_SRC;
- if (i_set & I40E_L3_DST_MASK)
- cmd->data |= RXH_IP_DST;
+ if (hw->mac.type == I40E_MAC_X722) {
+ if (i_set & I40E_X722_L3_SRC_MASK)
+ cmd->data |= RXH_IP_SRC;
+ if (i_set & I40E_X722_L3_DST_MASK)
+ cmd->data |= RXH_IP_DST;
+ } else {
+ if (i_set & I40E_L3_SRC_MASK)
+ cmd->data |= RXH_IP_SRC;
+ if (i_set & I40E_L3_DST_MASK)
+ cmd->data |= RXH_IP_DST;
+ }
} else if (cmd->flow_type == TCP_V6_FLOW ||
cmd->flow_type == UDP_V6_FLOW) {
if (i_set & I40E_L3_V6_SRC_MASK)
@@ -3392,12 +3399,15 @@ static int i40e_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd,
/**
* i40e_get_rss_hash_bits - Read RSS Hash bits from register
+ * @hw: hw structure
* @nfc: pointer to user request
* @i_setc: bits currently set
*
* Returns value of bits to be set per user request
**/
-static u64 i40e_get_rss_hash_bits(struct ethtool_rxnfc *nfc, u64 i_setc)
+static u64 i40e_get_rss_hash_bits(struct i40e_hw *hw,
+ struct ethtool_rxnfc *nfc,
+ u64 i_setc)
{
u64 i_set = i_setc;
u64 src_l3 = 0, dst_l3 = 0;
@@ -3416,8 +3426,13 @@ static u64 i40e_get_rss_hash_bits(struct ethtool_rxnfc *nfc, u64 i_setc)
dst_l3 = I40E_L3_V6_DST_MASK;
} else if (nfc->flow_type == TCP_V4_FLOW ||
nfc->flow_type == UDP_V4_FLOW) {
- src_l3 = I40E_L3_SRC_MASK;
- dst_l3 = I40E_L3_DST_MASK;
+ if (hw->mac.type == I40E_MAC_X722) {
+ src_l3 = I40E_X722_L3_SRC_MASK;
+ dst_l3 = I40E_X722_L3_DST_MASK;
+ } else {
+ src_l3 = I40E_L3_SRC_MASK;
+ dst_l3 = I40E_L3_DST_MASK;
+ }
} else {
/* Any other flow type are not supported here */
return i_set;
@@ -3435,6 +3450,7 @@ static u64 i40e_get_rss_hash_bits(struct ethtool_rxnfc *nfc, u64 i_setc)
return i_set;
}
+#define FLOW_PCTYPES_SIZE 64
/**
* i40e_set_rss_hash_opt - Enable/Disable flow types for RSS hash
* @pf: pointer to the physical function struct
@@ -3447,9 +3463,11 @@ static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc)
struct i40e_hw *hw = &pf->hw;
u64 hena = (u64)i40e_read_rx_ctl(hw, I40E_PFQF_HENA(0)) |
((u64)i40e_read_rx_ctl(hw, I40E_PFQF_HENA(1)) << 32);
- u8 flow_pctype = 0;
+ DECLARE_BITMAP(flow_pctypes, FLOW_PCTYPES_SIZE);
u64 i_set, i_setc;
+ bitmap_zero(flow_pctypes, FLOW_PCTYPES_SIZE);
+
if (pf->flags & I40E_FLAG_MFP_ENABLED) {
dev_err(&pf->pdev->dev,
"Change of RSS hash input set is not supported when MFP mode is enabled\n");
@@ -3465,36 +3483,35 @@ static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc)
switch (nfc->flow_type) {
case TCP_V4_FLOW:
- flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV4_TCP;
+ set_bit(I40E_FILTER_PCTYPE_NONF_IPV4_TCP, flow_pctypes);
if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE)
- hena |=
- BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK);
+ set_bit(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK,
+ flow_pctypes);
break;
case TCP_V6_FLOW:
- flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV6_TCP;
- if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE)
- hena |=
- BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK);
+ set_bit(I40E_FILTER_PCTYPE_NONF_IPV6_TCP, flow_pctypes);
if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE)
- hena |=
- BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK);
+ set_bit(I40E_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK,
+ flow_pctypes);
break;
case UDP_V4_FLOW:
- flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV4_UDP;
- if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE)
- hena |=
- BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP) |
- BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP);
-
+ set_bit(I40E_FILTER_PCTYPE_NONF_IPV4_UDP, flow_pctypes);
+ if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE) {
+ set_bit(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP,
+ flow_pctypes);
+ set_bit(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP,
+ flow_pctypes);
+ }
hena |= BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV4);
break;
case UDP_V6_FLOW:
- flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV6_UDP;
- if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE)
- hena |=
- BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP) |
- BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP);
-
+ set_bit(I40E_FILTER_PCTYPE_NONF_IPV6_UDP, flow_pctypes);
+ if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE) {
+ set_bit(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP,
+ flow_pctypes);
+ set_bit(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP,
+ flow_pctypes);
+ }
hena |= BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV6);
break;
case AH_ESP_V4_FLOW:
@@ -3527,17 +3544,20 @@ static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc)
return -EINVAL;
}
- if (flow_pctype) {
- i_setc = (u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(0,
- flow_pctype)) |
- ((u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(1,
- flow_pctype)) << 32);
- i_set = i40e_get_rss_hash_bits(nfc, i_setc);
- i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(0, flow_pctype),
- (u32)i_set);
- i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(1, flow_pctype),
- (u32)(i_set >> 32));
- hena |= BIT_ULL(flow_pctype);
+ if (bitmap_weight(flow_pctypes, FLOW_PCTYPES_SIZE)) {
+ u8 flow_id;
+
+ for_each_set_bit(flow_id, flow_pctypes, FLOW_PCTYPES_SIZE) {
+ i_setc = (u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(0, flow_id)) |
+ ((u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(1, flow_id)) << 32);
+ i_set = i40e_get_rss_hash_bits(&pf->hw, nfc, i_setc);
+
+ i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(0, flow_id),
+ (u32)i_set);
+ i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(1, flow_id),
+ (u32)(i_set >> 32));
+ hena |= BIT_ULL(flow_id);
+ }
}
i40e_write_rx_ctl(hw, I40E_PFQF_HENA(0), (u32)hena);
diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h
index 666a251e8c72..047068120ba7 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_type.h
+++ b/drivers/net/ethernet/intel/i40e/i40e_type.h
@@ -1470,6 +1470,10 @@ struct i40e_lldp_variables {
#define I40E_PFQF_CTL_0_HASHLUTSIZE_512 0x00010000
/* INPUT SET MASK for RSS, flow director, and flexible payload */
+#define I40E_X722_L3_SRC_SHIFT 49
+#define I40E_X722_L3_SRC_MASK (0x3ULL << I40E_X722_L3_SRC_SHIFT)
+#define I40E_X722_L3_DST_SHIFT 41
+#define I40E_X722_L3_DST_MASK (0x3ULL << I40E_X722_L3_DST_SHIFT)
#define I40E_L3_SRC_SHIFT 47
#define I40E_L3_SRC_MASK (0x3ULL << I40E_L3_SRC_SHIFT)
#define I40E_L3_V6_SRC_SHIFT 43
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
index 16f5baafbbd5..fb060e3253d9 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
@@ -1352,10 +1352,12 @@ bool i40e_reset_vf(struct i40e_vf *vf, bool flr)
if (test_bit(__I40E_VF_RESETS_DISABLED, pf->state))
return true;
- /* If the VFs have been disabled, this means something else is
- * resetting the VF, so we shouldn't continue.
- */
- if (test_and_set_bit(__I40E_VF_DISABLE, pf->state))
+ /* Bail out if VFs are disabled. */
+ if (test_bit(__I40E_VF_DISABLE, pf->state))
+ return true;
+
+ /* If VF is being reset already we don't need to continue. */
+ if (test_and_set_bit(I40E_VF_STATE_RESETTING, &vf->vf_states))
return true;
i40e_trigger_vf_reset(vf, flr);
@@ -1392,7 +1394,7 @@ bool i40e_reset_vf(struct i40e_vf *vf, bool flr)
i40e_cleanup_reset_vf(vf);
i40e_flush(hw);
- clear_bit(__I40E_VF_DISABLE, pf->state);
+ clear_bit(I40E_VF_STATE_RESETTING, &vf->vf_states);
return true;
}
@@ -1425,8 +1427,12 @@ bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr)
return false;
/* Begin reset on all VFs at once */
- for (v = 0; v < pf->num_alloc_vfs; v++)
- i40e_trigger_vf_reset(&pf->vf[v], flr);
+ for (v = 0; v < pf->num_alloc_vfs; v++) {
+ vf = &pf->vf[v];
+ /* If VF is being reset no need to trigger reset again */
+ if (!test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states))
+ i40e_trigger_vf_reset(&pf->vf[v], flr);
+ }
/* HW requires some time to make sure it can flush the FIFO for a VF
* when it resets it. Poll the VPGEN_VFRSTAT register for each VF in
@@ -1442,9 +1448,11 @@ bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr)
*/
while (v < pf->num_alloc_vfs) {
vf = &pf->vf[v];
- reg = rd32(hw, I40E_VPGEN_VFRSTAT(vf->vf_id));
- if (!(reg & I40E_VPGEN_VFRSTAT_VFRD_MASK))
- break;
+ if (!test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states)) {
+ reg = rd32(hw, I40E_VPGEN_VFRSTAT(vf->vf_id));
+ if (!(reg & I40E_VPGEN_VFRSTAT_VFRD_MASK))
+ break;
+ }
/* If the current VF has finished resetting, move on
* to the next VF in sequence.
@@ -1472,6 +1480,10 @@ bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr)
if (pf->vf[v].lan_vsi_idx == 0)
continue;
+ /* If VF is reset in another thread just continue */
+ if (test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states))
+ continue;
+
i40e_vsi_stop_rings_no_wait(pf->vsi[pf->vf[v].lan_vsi_idx]);
}
@@ -1483,6 +1495,10 @@ bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr)
if (pf->vf[v].lan_vsi_idx == 0)
continue;
+ /* If VF is reset in another thread just continue */
+ if (test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states))
+ continue;
+
i40e_vsi_wait_queues_disabled(pf->vsi[pf->vf[v].lan_vsi_idx]);
}
@@ -1492,8 +1508,13 @@ bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr)
mdelay(50);
/* Finish the reset on each VF */
- for (v = 0; v < pf->num_alloc_vfs; v++)
+ for (v = 0; v < pf->num_alloc_vfs; v++) {
+ /* If VF is reset in another thread just continue */
+ if (test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states))
+ continue;
+
i40e_cleanup_reset_vf(&pf->vf[v]);
+ }
i40e_flush(hw);
clear_bit(__I40E_VF_DISABLE, pf->state);
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h
index 7df3e5833c5d..23182731a73d 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h
+++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h
@@ -41,6 +41,7 @@ enum i40e_vf_states {
I40E_VF_STATE_MC_PROMISC,
I40E_VF_STATE_UC_PROMISC,
I40E_VF_STATE_PRE_ENABLE,
+ I40E_VF_STATE_RESETTING
};
/* VF capabilities */
diff --git a/drivers/net/ethernet/lantiq_etop.c b/drivers/net/ethernet/lantiq_etop.c
index 6e73ffe6f928..12e8b0f957d3 100644
--- a/drivers/net/ethernet/lantiq_etop.c
+++ b/drivers/net/ethernet/lantiq_etop.c
@@ -466,7 +466,6 @@ ltq_etop_tx(struct sk_buff *skb, struct net_device *dev)
len = skb->len < ETH_ZLEN ? ETH_ZLEN : skb->len;
if ((desc->ctl & (LTQ_DMA_OWN | LTQ_DMA_C)) || ch->skb[ch->dma.desc]) {
- dev_kfree_skb_any(skb);
netdev_err(dev, "tx ring full\n");
netif_tx_stop_queue(txq);
return NETDEV_TX_BUSY;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
index 6c7b364d0bf0..4fdc97304f69 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
@@ -1850,7 +1850,7 @@ void mlx5_cmd_init_async_ctx(struct mlx5_core_dev *dev,
ctx->dev = dev;
/* Starts at 1 to avoid doing wake_up if we are not cleaning up */
atomic_set(&ctx->num_inflight, 1);
- init_waitqueue_head(&ctx->wait);
+ init_completion(&ctx->inflight_done);
}
EXPORT_SYMBOL(mlx5_cmd_init_async_ctx);
@@ -1864,8 +1864,8 @@ EXPORT_SYMBOL(mlx5_cmd_init_async_ctx);
*/
void mlx5_cmd_cleanup_async_ctx(struct mlx5_async_ctx *ctx)
{
- atomic_dec(&ctx->num_inflight);
- wait_event(ctx->wait, atomic_read(&ctx->num_inflight) == 0);
+ if (!atomic_dec_and_test(&ctx->num_inflight))
+ wait_for_completion(&ctx->inflight_done);
}
EXPORT_SYMBOL(mlx5_cmd_cleanup_async_ctx);
@@ -1876,7 +1876,7 @@ static void mlx5_cmd_exec_cb_handler(int status, void *_work)
work->user_callback(status, work);
if (atomic_dec_and_test(&ctx->num_inflight))
- wake_up(&ctx->wait);
+ complete(&ctx->inflight_done);
}
int mlx5_cmd_exec_cb(struct mlx5_async_ctx *ctx, void *in, int in_size,
@@ -1892,7 +1892,7 @@ int mlx5_cmd_exec_cb(struct mlx5_async_ctx *ctx, void *in, int in_size,
ret = cmd_exec(ctx->dev, in, in_size, out, out_size,
mlx5_cmd_exec_cb_handler, work, false);
if (ret && atomic_dec_and_test(&ctx->num_inflight))
- wake_up(&ctx->wait);
+ complete(&ctx->inflight_done);
return ret;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
index c467f5e981f6..70087f2542b2 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
@@ -117,7 +117,6 @@ static bool mlx5e_ipsec_update_esn_state(struct mlx5e_ipsec_sa_entry *sa_entry)
struct xfrm_replay_state_esn *replay_esn;
u32 seq_bottom;
u8 overlap;
- u32 *esn;
if (!(sa_entry->x->props.flags & XFRM_STATE_ESN)) {
sa_entry->esn_state.trigger = 0;
@@ -130,11 +129,9 @@ static bool mlx5e_ipsec_update_esn_state(struct mlx5e_ipsec_sa_entry *sa_entry)
sa_entry->esn_state.esn = xfrm_replay_seqhi(sa_entry->x,
htonl(seq_bottom));
- esn = &sa_entry->esn_state.esn;
sa_entry->esn_state.trigger = 1;
if (unlikely(overlap && seq_bottom < MLX5E_IPSEC_ESN_SCOPE_MID)) {
- ++(*esn);
sa_entry->esn_state.overlap = 0;
return true;
} else if (unlikely(!overlap &&
diff --git a/drivers/net/ethernet/micrel/ksz884x.c b/drivers/net/ethernet/micrel/ksz884x.c
index 2431723bc2fb..9ffb8880105f 100644
--- a/drivers/net/ethernet/micrel/ksz884x.c
+++ b/drivers/net/ethernet/micrel/ksz884x.c
@@ -6928,7 +6928,7 @@ static int pcidev_init(struct pci_dev *pdev, const struct pci_device_id *id)
char banner[sizeof(version)];
struct ksz_switch *sw = NULL;
- result = pci_enable_device(pdev);
+ result = pcim_enable_device(pdev);
if (result)
return result;
diff --git a/drivers/net/ethernet/socionext/netsec.c b/drivers/net/ethernet/socionext/netsec.c
index 33d7c2940ba9..5a672658da80 100644
--- a/drivers/net/ethernet/socionext/netsec.c
+++ b/drivers/net/ethernet/socionext/netsec.c
@@ -1936,11 +1936,13 @@ static int netsec_register_mdio(struct netsec_priv *priv, u32 phy_addr)
ret = PTR_ERR(priv->phydev);
dev_err(priv->dev, "get_phy_device err(%d)\n", ret);
priv->phydev = NULL;
+ mdiobus_unregister(bus);
return -ENODEV;
}
ret = phy_device_register(priv->phydev);
if (ret) {
+ phy_device_free(priv->phydev);
mdiobus_unregister(bus);
dev_err(priv->dev,
"phy_device_register err(%d)\n", ret);
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index dd7947547054..62a063ed8220 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -388,6 +388,15 @@ static const struct usb_device_id usb_quirk_list[] = {
/* Kingston DataTraveler 3.0 */
{ USB_DEVICE(0x0951, 0x1666), .driver_info = USB_QUIRK_NO_LPM },
+ /* NVIDIA Jetson devices in Force Recovery mode */
+ { USB_DEVICE(0x0955, 0x7018), .driver_info = USB_QUIRK_RESET_RESUME },
+ { USB_DEVICE(0x0955, 0x7019), .driver_info = USB_QUIRK_RESET_RESUME },
+ { USB_DEVICE(0x0955, 0x7418), .driver_info = USB_QUIRK_RESET_RESUME },
+ { USB_DEVICE(0x0955, 0x7721), .driver_info = USB_QUIRK_RESET_RESUME },
+ { USB_DEVICE(0x0955, 0x7c18), .driver_info = USB_QUIRK_RESET_RESUME },
+ { USB_DEVICE(0x0955, 0x7e19), .driver_info = USB_QUIRK_RESET_RESUME },
+ { USB_DEVICE(0x0955, 0x7f21), .driver_info = USB_QUIRK_RESET_RESUME },
+
/* X-Rite/Gretag-Macbeth Eye-One Pro display colorimeter */
{ USB_DEVICE(0x0971, 0x2000), .driver_info = USB_QUIRK_NO_SET_INTF },
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index a40935f3592b..a1e85d88f263 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -981,8 +981,8 @@ static void __dwc3_prepare_one_trb(struct dwc3_ep *dep, struct dwc3_trb *trb,
trb->ctrl = DWC3_TRBCTL_ISOCHRONOUS;
}
- /* always enable Interrupt on Missed ISOC */
- trb->ctrl |= DWC3_TRB_CTRL_ISP_IMI;
+ if (!no_interrupt && !chain)
+ trb->ctrl |= DWC3_TRB_CTRL_ISP_IMI;
break;
case USB_ENDPOINT_XFER_BULK:
@@ -2681,6 +2681,10 @@ static int dwc3_gadget_ep_reclaim_completed_trb(struct dwc3_ep *dep,
if (event->status & DEPEVT_STATUS_SHORT && !chain)
return 1;
+ if ((trb->ctrl & DWC3_TRB_CTRL_ISP_IMI) &&
+ DWC3_TRB_SIZE_TRBSTS(trb->size) == DWC3_TRBSTS_MISSED_ISOC)
+ return 1;
+
if ((trb->ctrl & DWC3_TRB_CTRL_IOC) ||
(trb->ctrl & DWC3_TRB_CTRL_LST))
return 1;
diff --git a/drivers/usb/gadget/udc/bdc/bdc_udc.c b/drivers/usb/gadget/udc/bdc/bdc_udc.c
index 7bfd58c846f7..71ed3a15130f 100644
--- a/drivers/usb/gadget/udc/bdc/bdc_udc.c
+++ b/drivers/usb/gadget/udc/bdc/bdc_udc.c
@@ -151,6 +151,7 @@ static void bdc_uspc_disconnected(struct bdc *bdc, bool reinit)
bdc->delayed_status = false;
bdc->reinit = reinit;
bdc->test_mode = false;
+ usb_gadget_set_state(&bdc->gadget, USB_STATE_NOTATTACHED);
}
/* TNotify wkaeup timer */
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index 6125a98ffbf5..b3ee977fab99 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -906,15 +906,19 @@ void xhci_free_virt_device(struct xhci_hcd *xhci, int slot_id)
if (dev->eps[i].stream_info)
xhci_free_stream_info(xhci,
dev->eps[i].stream_info);
- /* Endpoints on the TT/root port lists should have been removed
- * when usb_disable_device() was called for the device.
- * We can't drop them anyway, because the udev might have gone
- * away by this point, and we can't tell what speed it was.
+ /*
+ * Endpoints are normally deleted from the bandwidth list when
+ * endpoints are dropped, before device is freed.
+ * If host is dying or being removed then endpoints aren't
+ * dropped cleanly, so delete the endpoint from list here.
+ * Only applicable for hosts with software bandwidth checking.
*/
- if (!list_empty(&dev->eps[i].bw_endpoint_list))
- xhci_warn(xhci, "Slot %u endpoint %u "
- "not removed from BW list!\n",
- slot_id, i);
+
+ if (!list_empty(&dev->eps[i].bw_endpoint_list)) {
+ list_del_init(&dev->eps[i].bw_endpoint_list);
+ xhci_dbg(xhci, "Slot %u endpoint %u not removed from BW list!\n",
+ slot_id, i);
+ }
}
/* If this is a hub, free the TT(s) from the TT list */
xhci_free_tt_info(xhci, dev, slot_id);
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index e7533787db41..8bd55e51ecfc 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -272,8 +272,14 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
xhci->quirks |= XHCI_BROKEN_STREAMS;
if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA &&
- pdev->device == PCI_DEVICE_ID_ASMEDIA_1042_XHCI)
+ pdev->device == PCI_DEVICE_ID_ASMEDIA_1042_XHCI) {
+ /*
+ * try to tame the ASMedia 1042 controller which reports 0.96
+ * but appears to behave more like 1.0
+ */
+ xhci->quirks |= XHCI_SPURIOUS_SUCCESS;
xhci->quirks |= XHCI_BROKEN_STREAMS;
+ }
if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA &&
pdev->device == PCI_DEVICE_ID_ASMEDIA_1042A_XHCI) {
xhci->quirks |= XHCI_TRUST_TX_LENGTH;
diff --git a/drivers/video/fbdev/smscufx.c b/drivers/video/fbdev/smscufx.c
index f8656f78510e..a5abdec58fe2 100644
--- a/drivers/video/fbdev/smscufx.c
+++ b/drivers/video/fbdev/smscufx.c
@@ -97,7 +97,6 @@ struct ufx_data {
struct kref kref;
int fb_count;
bool virtualized; /* true when physical usb device not present */
- struct delayed_work free_framebuffer_work;
atomic_t usb_active; /* 0 = update virtual buffer, but no usb traffic */
atomic_t lost_pixels; /* 1 = a render op failed. Need screen refresh */
u8 *edid; /* null until we read edid from hw or get from sysfs */
@@ -1116,15 +1115,24 @@ static void ufx_free(struct kref *kref)
{
struct ufx_data *dev = container_of(kref, struct ufx_data, kref);
- /* this function will wait for all in-flight urbs to complete */
- if (dev->urbs.count > 0)
- ufx_free_urb_list(dev);
+ kfree(dev);
+}
- pr_debug("freeing ufx_data %p", dev);
+static void ufx_ops_destory(struct fb_info *info)
+{
+ struct ufx_data *dev = info->par;
+ int node = info->node;
- kfree(dev);
+ /* Assume info structure is freed after this point */
+ framebuffer_release(info);
+
+ pr_debug("fb_info for /dev/fb%d has been freed", node);
+
+ /* release reference taken by kref_init in probe() */
+ kref_put(&dev->kref, ufx_free);
}
+
static void ufx_release_urb_work(struct work_struct *work)
{
struct urb_node *unode = container_of(work, struct urb_node,
@@ -1133,14 +1141,9 @@ static void ufx_release_urb_work(struct work_struct *work)
up(&unode->dev->urbs.limit_sem);
}
-static void ufx_free_framebuffer_work(struct work_struct *work)
+static void ufx_free_framebuffer(struct ufx_data *dev)
{
- struct ufx_data *dev = container_of(work, struct ufx_data,
- free_framebuffer_work.work);
struct fb_info *info = dev->info;
- int node = info->node;
-
- unregister_framebuffer(info);
if (info->cmap.len != 0)
fb_dealloc_cmap(&info->cmap);
@@ -1152,11 +1155,6 @@ static void ufx_free_framebuffer_work(struct work_struct *work)
dev->info = NULL;
- /* Assume info structure is freed after this point */
- framebuffer_release(info);
-
- pr_debug("fb_info for /dev/fb%d has been freed", node);
-
/* ref taken in probe() as part of registering framebfufer */
kref_put(&dev->kref, ufx_free);
}
@@ -1168,11 +1166,13 @@ static int ufx_ops_release(struct fb_info *info, int user)
{
struct ufx_data *dev = info->par;
+ mutex_lock(&disconnect_mutex);
+
dev->fb_count--;
/* We can't free fb_info here - fbmem will touch it when we return */
if (dev->virtualized && (dev->fb_count == 0))
- schedule_delayed_work(&dev->free_framebuffer_work, HZ);
+ ufx_free_framebuffer(dev);
if ((dev->fb_count == 0) && (info->fbdefio)) {
fb_deferred_io_cleanup(info);
@@ -1186,6 +1186,8 @@ static int ufx_ops_release(struct fb_info *info, int user)
kref_put(&dev->kref, ufx_free);
+ mutex_unlock(&disconnect_mutex);
+
return 0;
}
@@ -1292,6 +1294,7 @@ static struct fb_ops ufx_ops = {
.fb_blank = ufx_ops_blank,
.fb_check_var = ufx_ops_check_var,
.fb_set_par = ufx_ops_set_par,
+ .fb_destroy = ufx_ops_destory,
};
/* Assumes &info->lock held by caller
@@ -1673,9 +1676,6 @@ static int ufx_usb_probe(struct usb_interface *interface,
goto destroy_modedb;
}
- INIT_DELAYED_WORK(&dev->free_framebuffer_work,
- ufx_free_framebuffer_work);
-
retval = ufx_reg_read(dev, 0x3000, &id_rev);
check_warn_goto_error(retval, "error %d reading 0x3000 register from device", retval);
dev_dbg(dev->gdev, "ID_REV register value 0x%08x", id_rev);
@@ -1748,10 +1748,12 @@ static int ufx_usb_probe(struct usb_interface *interface,
static void ufx_usb_disconnect(struct usb_interface *interface)
{
struct ufx_data *dev;
+ struct fb_info *info;
mutex_lock(&disconnect_mutex);
dev = usb_get_intfdata(interface);
+ info = dev->info;
pr_debug("USB disconnect starting\n");
@@ -1765,12 +1767,15 @@ static void ufx_usb_disconnect(struct usb_interface *interface)
/* if clients still have us open, will be freed on last close */
if (dev->fb_count == 0)
- schedule_delayed_work(&dev->free_framebuffer_work, 0);
+ ufx_free_framebuffer(dev);
- /* release reference taken by kref_init in probe() */
- kref_put(&dev->kref, ufx_free);
+ /* this function will wait for all in-flight urbs to complete */
+ if (dev->urbs.count > 0)
+ ufx_free_urb_list(dev);
- /* consider ufx_data freed */
+ pr_debug("freeing ufx_data %p", dev);
+
+ unregister_framebuffer(info);
mutex_unlock(&disconnect_mutex);
}
diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c
index bba849e5d8a7..4a2a540a0896 100644
--- a/drivers/xen/gntdev.c
+++ b/drivers/xen/gntdev.c
@@ -384,8 +384,7 @@ int gntdev_map_grant_pages(struct gntdev_grant_map *map)
for (i = 0; i < map->count; i++) {
if (map->map_ops[i].status == GNTST_okay) {
map->unmap_ops[i].handle = map->map_ops[i].handle;
- if (!use_ptemod)
- alloced++;
+ alloced++;
} else if (!err)
err = -EINVAL;
@@ -394,8 +393,7 @@ int gntdev_map_grant_pages(struct gntdev_grant_map *map)
if (use_ptemod) {
if (map->kmap_ops[i].status == GNTST_okay) {
- if (map->map_ops[i].status == GNTST_okay)
- alloced++;
+ alloced++;
map->kunmap_ops[i].handle = map->kmap_ops[i].handle;
} else if (!err)
err = -EINVAL;
@@ -411,20 +409,42 @@ static void __unmap_grant_pages_done(int result,
unsigned int i;
struct gntdev_grant_map *map = data->data;
unsigned int offset = data->unmap_ops - map->unmap_ops;
+ int successful_unmaps = 0;
+ int live_grants;
for (i = 0; i < data->count; i++) {
+ if (map->unmap_ops[offset + i].status == GNTST_okay &&
+ map->unmap_ops[offset + i].handle != -1)
+ successful_unmaps++;
+
WARN_ON(map->unmap_ops[offset+i].status &&
map->unmap_ops[offset+i].handle != -1);
pr_debug("unmap handle=%d st=%d\n",
map->unmap_ops[offset+i].handle,
map->unmap_ops[offset+i].status);
map->unmap_ops[offset+i].handle = -1;
+ if (use_ptemod) {
+ if (map->kunmap_ops[offset + i].status == GNTST_okay &&
+ map->kunmap_ops[offset + i].handle != -1)
+ successful_unmaps++;
+
+ WARN_ON(map->kunmap_ops[offset+i].status &&
+ map->kunmap_ops[offset+i].handle != -1);
+ pr_debug("kunmap handle=%u st=%d\n",
+ map->kunmap_ops[offset+i].handle,
+ map->kunmap_ops[offset+i].status);
+ map->kunmap_ops[offset+i].handle = -1;
+ }
}
+
/*
* Decrease the live-grant counter. This must happen after the loop to
* prevent premature reuse of the grants by gnttab_mmap().
*/
- atomic_sub(data->count, &map->live_grants);
+ live_grants = atomic_sub_return(successful_unmaps, &map->live_grants);
+ if (WARN_ON(live_grants < 0))
+ pr_err("%s: live_grants became negative (%d) after unmapping %d pages!\n",
+ __func__, live_grants, successful_unmaps);
/* Release reference taken by __unmap_grant_pages */
gntdev_put_map(NULL, map);
diff --git a/fs/kernfs/dir.c b/fs/kernfs/dir.c
index 99ee657596b5..d2068566c0b8 100644
--- a/fs/kernfs/dir.c
+++ b/fs/kernfs/dir.c
@@ -1515,8 +1515,11 @@ int kernfs_remove_by_name_ns(struct kernfs_node *parent, const char *name,
mutex_lock(&kernfs_mutex);
kn = kernfs_find_ns(parent, name, ns);
- if (kn)
+ if (kn) {
+ kernfs_get(kn);
__kernfs_remove(kn);
+ kernfs_put(kn);
+ }
mutex_unlock(&kernfs_mutex);
diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c
index 5b211cb8b579..12c12c2ef241 100644
--- a/fs/xfs/xfs_bmap_util.c
+++ b/fs/xfs/xfs_bmap_util.c
@@ -1340,7 +1340,7 @@ xfs_insert_file_space(
goto out_trans_cancel;
do {
- error = xfs_trans_roll_inode(&tp, ip);
+ error = xfs_defer_finish(&tp);
if (error)
goto out_trans_cancel;
diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c
index cbca91b4b5b8..c67fab2c37c5 100644
--- a/fs/xfs/xfs_file.c
+++ b/fs/xfs/xfs_file.c
@@ -990,6 +990,21 @@ xfs_file_fadvise(
return ret;
}
+/* Does this file, inode, or mount want synchronous writes? */
+static inline bool xfs_file_sync_writes(struct file *filp)
+{
+ struct xfs_inode *ip = XFS_I(file_inode(filp));
+
+ if (ip->i_mount->m_flags & XFS_MOUNT_WSYNC)
+ return true;
+ if (filp->f_flags & (__O_SYNC | O_DSYNC))
+ return true;
+ if (IS_SYNC(file_inode(filp)))
+ return true;
+
+ return false;
+}
+
STATIC loff_t
xfs_file_remap_range(
struct file *file_in,
@@ -1047,7 +1062,7 @@ xfs_file_remap_range(
if (ret)
goto out_unlock;
- if (mp->m_flags & XFS_MOUNT_WSYNC)
+ if (xfs_file_sync_writes(file_in) || xfs_file_sync_writes(file_out))
xfs_log_force_inode(dest);
out_unlock:
xfs_reflink_remap_unlock(file_in, file_out);
diff --git a/fs/xfs/xfs_qm.c b/fs/xfs/xfs_qm.c
index ef2faee96909..6b23ebd3f54f 100644
--- a/fs/xfs/xfs_qm.c
+++ b/fs/xfs/xfs_qm.c
@@ -148,6 +148,7 @@ xfs_qm_dqpurge(
error = xfs_bwrite(bp);
xfs_buf_relse(bp);
} else if (error == -EAGAIN) {
+ dqp->dq_flags &= ~XFS_DQ_FREEING;
goto out_unlock;
}
xfs_dqflock(dqp);
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index 2b65ffb3bd76..3a19b9202a12 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -904,7 +904,7 @@ void mlx5_cmd_allowed_opcode(struct mlx5_core_dev *dev, u16 opcode);
struct mlx5_async_ctx {
struct mlx5_core_dev *dev;
atomic_t num_inflight;
- struct wait_queue_head wait;
+ struct completion inflight_done;
};
struct mlx5_async_work;
diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h
index c070d8ae11e5..c2e9660c4d75 100644
--- a/include/media/v4l2-common.h
+++ b/include/media/v4l2-common.h
@@ -174,7 +174,8 @@ struct v4l2_subdev *v4l2_i2c_new_subdev_board(struct v4l2_device *v4l2_dev,
*
* @sd: pointer to &struct v4l2_subdev
* @client: pointer to struct i2c_client
- * @devname: the name of the device; if NULL, the I²C device's name will be used
+ * @devname: the name of the device; if NULL, the I²C device drivers's name
+ * will be used
* @postfix: sub-device specific string to put right after the I²C device name;
* may be NULL
*/
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index 3210b3c82a4a..9c89429f3113 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -1496,7 +1496,8 @@ struct v4l2_bt_timings {
((bt)->width + V4L2_DV_BT_BLANKING_WIDTH(bt))
#define V4L2_DV_BT_BLANKING_HEIGHT(bt) \
((bt)->vfrontporch + (bt)->vsync + (bt)->vbackporch + \
- (bt)->il_vfrontporch + (bt)->il_vsync + (bt)->il_vbackporch)
+ ((bt)->interlaced ? \
+ ((bt)->il_vfrontporch + (bt)->il_vsync + (bt)->il_vbackporch) : 0))
#define V4L2_DV_BT_FRAME_HEIGHT(bt) \
((bt)->height + V4L2_DV_BT_BLANKING_HEIGHT(bt))
diff --git a/kernel/cgroup/cgroup-v1.c b/kernel/cgroup/cgroup-v1.c
index 9e847e71cedd..759a931f278b 100644
--- a/kernel/cgroup/cgroup-v1.c
+++ b/kernel/cgroup/cgroup-v1.c
@@ -944,6 +944,9 @@ int cgroup1_parse_param(struct fs_context *fc, struct fs_parameter *param)
for_each_subsys(ss, i) {
if (strcmp(param->key, ss->legacy_name))
continue;
+ if (!cgroup_ssid_enabled(i) || cgroup1_ssid_disabled(i))
+ return invalf(fc, "Disabled controller '%s'",
+ param->key);
ctx->subsys_mask |= (1 << i);
return 0;
}
diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c
index 406b4cbbec5e..f8934f9746e6 100644
--- a/kernel/power/hibernate.c
+++ b/kernel/power/hibernate.c
@@ -625,7 +625,7 @@ static void power_down(void)
int error;
if (hibernation_mode == HIBERNATION_SUSPEND) {
- error = suspend_devices_and_enter(PM_SUSPEND_MEM);
+ error = suspend_devices_and_enter(mem_sleep_current);
if (error) {
hibernation_mode = hibernation_ops ?
HIBERNATION_PLATFORM :
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index b6f029a1059f..2126d78f053d 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -2218,11 +2218,11 @@ struct page *alloc_huge_page(struct vm_area_struct *vma,
page = alloc_buddy_huge_page_with_mpol(h, vma, addr);
if (!page)
goto out_uncharge_cgroup;
+ spin_lock(&hugetlb_lock);
if (!avoid_reserve && vma_has_reserves(vma, gbl_chg)) {
SetPagePrivate(page);
h->resv_huge_pages--;
}
- spin_lock(&hugetlb_lock);
list_move(&page->lru, &h->hugepage_activelist);
/* Fall through */
}
diff --git a/net/can/j1939/transport.c b/net/can/j1939/transport.c
index 6d31555e536e..9ca19dfe3e83 100644
--- a/net/can/j1939/transport.c
+++ b/net/can/j1939/transport.c
@@ -338,10 +338,12 @@ static void j1939_session_skb_drop_old(struct j1939_session *session)
__skb_unlink(do_skb, &session->skb_queue);
/* drop ref taken in j1939_session_skb_queue() */
skb_unref(do_skb);
+ spin_unlock_irqrestore(&session->skb_queue.lock, flags);
kfree_skb(do_skb);
+ } else {
+ spin_unlock_irqrestore(&session->skb_queue.lock, flags);
}
- spin_unlock_irqrestore(&session->skb_queue.lock, flags);
}
void j1939_session_skb_queue(struct j1939_session *session,
diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
index 62a972f04cef..b96df54d0036 100644
--- a/net/core/net_namespace.c
+++ b/net/core/net_namespace.c
@@ -120,6 +120,7 @@ static int net_assign_generic(struct net *net, unsigned int id, void *data)
static int ops_init(const struct pernet_operations *ops, struct net *net)
{
+ struct net_generic *ng;
int err = -ENOMEM;
void *data = NULL;
@@ -138,7 +139,13 @@ static int ops_init(const struct pernet_operations *ops, struct net *net)
if (!err)
return 0;
+ if (ops->id && ops->size) {
cleanup:
+ ng = rcu_dereference_protected(net->gen,
+ lockdep_is_held(&pernet_ops_rwsem));
+ ng->ptr[*ops->id] = NULL;
+ }
+
kfree(data);
out:
diff --git a/net/ieee802154/socket.c b/net/ieee802154/socket.c
index 6d6c28581770..ce5f25c89dfa 100644
--- a/net/ieee802154/socket.c
+++ b/net/ieee802154/socket.c
@@ -507,8 +507,10 @@ static int dgram_bind(struct sock *sk, struct sockaddr *uaddr, int len)
if (err < 0)
goto out;
- if (addr->family != AF_IEEE802154)
+ if (addr->family != AF_IEEE802154) {
+ err = -EINVAL;
goto out;
+ }
ieee802154_addr_from_sa(&haddr, &addr->addr);
dev = ieee802154_get_dev(sock_net(sk), &haddr);
diff --git a/net/ipv4/nexthop.c b/net/ipv4/nexthop.c
index 4d69b3de980a..0137854a7faa 100644
--- a/net/ipv4/nexthop.c
+++ b/net/ipv4/nexthop.c
@@ -1222,7 +1222,7 @@ static int nh_create_ipv4(struct net *net, struct nexthop *nh,
if (!err) {
nh->nh_flags = fib_nh->fib_nh_flags;
fib_info_update_nhc_saddr(net, &fib_nh->nh_common,
- fib_nh->fib_nh_scope);
+ !fib_nh->fib_nh_scope ? 0 : fib_nh->fib_nh_scope - 1);
} else {
fib_nh_release(net, fib_nh);
}
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 12585546ed15..44398317f033 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -2047,7 +2047,8 @@ void tcp_enter_loss(struct sock *sk)
*/
static bool tcp_check_sack_reneging(struct sock *sk, int flag)
{
- if (flag & FLAG_SACK_RENEGING) {
+ if (flag & FLAG_SACK_RENEGING &&
+ flag & FLAG_SND_UNA_ADVANCED) {
struct tcp_sock *tp = tcp_sk(sk);
unsigned long delay = max(usecs_to_jiffies(tp->srtt_us >> 4),
msecs_to_jiffies(10));
diff --git a/net/kcm/kcmsock.c b/net/kcm/kcmsock.c
index 659a589b1fad..d76c98fe9949 100644
--- a/net/kcm/kcmsock.c
+++ b/net/kcm/kcmsock.c
@@ -161,7 +161,8 @@ static void kcm_rcv_ready(struct kcm_sock *kcm)
/* Buffer limit is okay now, add to ready list */
list_add_tail(&kcm->wait_rx_list,
&kcm->mux->kcm_rx_waiters);
- kcm->rx_wait = true;
+ /* paired with lockless reads in kcm_rfree() */
+ WRITE_ONCE(kcm->rx_wait, true);
}
static void kcm_rfree(struct sk_buff *skb)
@@ -177,7 +178,7 @@ static void kcm_rfree(struct sk_buff *skb)
/* For reading rx_wait and rx_psock without holding lock */
smp_mb__after_atomic();
- if (!kcm->rx_wait && !kcm->rx_psock &&
+ if (!READ_ONCE(kcm->rx_wait) && !READ_ONCE(kcm->rx_psock) &&
sk_rmem_alloc_get(sk) < sk->sk_rcvlowat) {
spin_lock_bh(&mux->rx_lock);
kcm_rcv_ready(kcm);
@@ -236,7 +237,8 @@ static void requeue_rx_msgs(struct kcm_mux *mux, struct sk_buff_head *head)
if (kcm_queue_rcv_skb(&kcm->sk, skb)) {
/* Should mean socket buffer full */
list_del(&kcm->wait_rx_list);
- kcm->rx_wait = false;
+ /* paired with lockless reads in kcm_rfree() */
+ WRITE_ONCE(kcm->rx_wait, false);
/* Commit rx_wait to read in kcm_free */
smp_wmb();
@@ -279,10 +281,12 @@ static struct kcm_sock *reserve_rx_kcm(struct kcm_psock *psock,
kcm = list_first_entry(&mux->kcm_rx_waiters,
struct kcm_sock, wait_rx_list);
list_del(&kcm->wait_rx_list);
- kcm->rx_wait = false;
+ /* paired with lockless reads in kcm_rfree() */
+ WRITE_ONCE(kcm->rx_wait, false);
psock->rx_kcm = kcm;
- kcm->rx_psock = psock;
+ /* paired with lockless reads in kcm_rfree() */
+ WRITE_ONCE(kcm->rx_psock, psock);
spin_unlock_bh(&mux->rx_lock);
@@ -309,7 +313,8 @@ static void unreserve_rx_kcm(struct kcm_psock *psock,
spin_lock_bh(&mux->rx_lock);
psock->rx_kcm = NULL;
- kcm->rx_psock = NULL;
+ /* paired with lockless reads in kcm_rfree() */
+ WRITE_ONCE(kcm->rx_psock, NULL);
/* Commit kcm->rx_psock before sk_rmem_alloc_get to sync with
* kcm_rfree
@@ -1241,7 +1246,8 @@ static void kcm_recv_disable(struct kcm_sock *kcm)
if (!kcm->rx_psock) {
if (kcm->rx_wait) {
list_del(&kcm->wait_rx_list);
- kcm->rx_wait = false;
+ /* paired with lockless reads in kcm_rfree() */
+ WRITE_ONCE(kcm->rx_wait, false);
}
requeue_rx_msgs(mux, &kcm->sk.sk_receive_queue);
@@ -1794,7 +1800,8 @@ static void kcm_done(struct kcm_sock *kcm)
if (kcm->rx_wait) {
list_del(&kcm->wait_rx_list);
- kcm->rx_wait = false;
+ /* paired with lockless reads in kcm_rfree() */
+ WRITE_ONCE(kcm->rx_wait, false);
}
/* Move any pending receive messages to other kcm sockets */
requeue_rx_msgs(mux, &sk->sk_receive_queue);
diff --git a/net/mac802154/rx.c b/net/mac802154/rx.c
index c439125ef2b9..726b47a4611b 100644
--- a/net/mac802154/rx.c
+++ b/net/mac802154/rx.c
@@ -132,7 +132,7 @@ static int
ieee802154_parse_frame_start(struct sk_buff *skb, struct ieee802154_hdr *hdr)
{
int hlen;
- struct ieee802154_mac_cb *cb = mac_cb_init(skb);
+ struct ieee802154_mac_cb *cb = mac_cb(skb);
skb_reset_mac_header(skb);
@@ -294,8 +294,9 @@ void
ieee802154_rx_irqsafe(struct ieee802154_hw *hw, struct sk_buff *skb, u8 lqi)
{
struct ieee802154_local *local = hw_to_local(hw);
+ struct ieee802154_mac_cb *cb = mac_cb_init(skb);
- mac_cb(skb)->lqi = lqi;
+ cb->lqi = lqi;
skb->pkt_type = IEEE802154_RX_MSG;
skb_queue_tail(&local->skb_queue, skb);
tasklet_schedule(&local->tasklet);
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index 41035ce0d23c..5dc517d64965 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -1560,7 +1560,8 @@ static void ovs_dp_reset_user_features(struct sk_buff *skb, struct genl_info *in
if (IS_ERR(dp))
return;
- WARN(dp->user_features, "Dropping previously announced user features\n");
+ pr_warn("%s: Dropping previously announced user features\n",
+ ovs_dp_name(dp));
dp->user_features = 0;
}
diff --git a/net/tipc/topsrv.c b/net/tipc/topsrv.c
index b8797ff153e6..1c5319678f28 100644
--- a/net/tipc/topsrv.c
+++ b/net/tipc/topsrv.c
@@ -450,12 +450,19 @@ static void tipc_conn_data_ready(struct sock *sk)
static void tipc_topsrv_accept(struct work_struct *work)
{
struct tipc_topsrv *srv = container_of(work, struct tipc_topsrv, awork);
- struct socket *lsock = srv->listener;
- struct socket *newsock;
+ struct socket *newsock, *lsock;
struct tipc_conn *con;
struct sock *newsk;
int ret;
+ spin_lock_bh(&srv->idr_lock);
+ if (!srv->listener) {
+ spin_unlock_bh(&srv->idr_lock);
+ return;
+ }
+ lsock = srv->listener;
+ spin_unlock_bh(&srv->idr_lock);
+
while (1) {
ret = kernel_accept(lsock, &newsock, O_NONBLOCK);
if (ret < 0)
@@ -489,7 +496,7 @@ static void tipc_topsrv_listener_data_ready(struct sock *sk)
read_lock_bh(&sk->sk_callback_lock);
srv = sk->sk_user_data;
- if (srv->listener)
+ if (srv)
queue_work(srv->rcv_wq, &srv->awork);
read_unlock_bh(&sk->sk_callback_lock);
}
@@ -699,8 +706,9 @@ static void tipc_topsrv_stop(struct net *net)
__module_get(lsock->sk->sk_prot_creator->owner);
srv->listener = NULL;
spin_unlock_bh(&srv->idr_lock);
- sock_release(lsock);
+
tipc_topsrv_work_stop(srv);
+ sock_release(lsock);
idr_destroy(&srv->conn_idr);
kfree(srv);
}
diff --git a/sound/aoa/soundbus/i2sbus/core.c b/sound/aoa/soundbus/i2sbus/core.c
index 17df288fbe98..3f5ee9f96ef1 100644
--- a/sound/aoa/soundbus/i2sbus/core.c
+++ b/sound/aoa/soundbus/i2sbus/core.c
@@ -147,6 +147,7 @@ static int i2sbus_get_and_fixup_rsrc(struct device_node *np, int index,
return rc;
}
+/* Returns 1 if added, 0 for otherwise; don't return a negative value! */
/* FIXME: look at device node refcounting */
static int i2sbus_add_dev(struct macio_dev *macio,
struct i2sbus_control *control,
@@ -213,7 +214,7 @@ static int i2sbus_add_dev(struct macio_dev *macio,
* either as the second one in that case is just a modem. */
if (!ok) {
kfree(dev);
- return -ENODEV;
+ return 0;
}
mutex_init(&dev->lock);
@@ -302,6 +303,10 @@ static int i2sbus_add_dev(struct macio_dev *macio,
if (soundbus_add_one(&dev->sound)) {
printk(KERN_DEBUG "i2sbus: device registration error!\n");
+ if (dev->sound.ofdev.dev.kobj.state_initialized) {
+ soundbus_dev_put(&dev->sound);
+ return 0;
+ }
goto err;
}
diff --git a/sound/pci/ac97/ac97_codec.c b/sound/pci/ac97/ac97_codec.c
index 6fb192a94762..83bb086bf975 100644
--- a/sound/pci/ac97/ac97_codec.c
+++ b/sound/pci/ac97/ac97_codec.c
@@ -1945,6 +1945,7 @@ static int snd_ac97_dev_register(struct snd_device *device)
snd_ac97_get_short_name(ac97));
if ((err = device_register(&ac97->dev)) < 0) {
ac97_err(ac97, "Can't register ac97 bus\n");
+ put_device(&ac97->dev);
ac97->dev.bus = NULL;
return err;
}
diff --git a/sound/pci/au88x0/au88x0.h b/sound/pci/au88x0/au88x0.h
index 0aa7af049b1b..6cbb2bc4a048 100644
--- a/sound/pci/au88x0/au88x0.h
+++ b/sound/pci/au88x0/au88x0.h
@@ -141,7 +141,7 @@ struct snd_vortex {
#ifndef CHIP_AU8810
stream_t dma_wt[NR_WT];
wt_voice_t wt_voice[NR_WT]; /* WT register cache. */
- char mixwt[(NR_WT / NR_WTPB) * 6]; /* WT mixin objects */
+ s8 mixwt[(NR_WT / NR_WTPB) * 6]; /* WT mixin objects */
#endif
/* Global resources */
@@ -235,8 +235,8 @@ static int vortex_alsafmt_aspfmt(snd_pcm_format_t alsafmt, vortex_t *v);
static void vortex_connect_default(vortex_t * vortex, int en);
static int vortex_adb_allocroute(vortex_t * vortex, int dma, int nr_ch,
int dir, int type, int subdev);
-static char vortex_adb_checkinout(vortex_t * vortex, int resmap[], int out,
- int restype);
+static int vortex_adb_checkinout(vortex_t * vortex, int resmap[], int out,
+ int restype);
#ifndef CHIP_AU8810
static int vortex_wt_allocroute(vortex_t * vortex, int dma, int nr_ch);
static void vortex_wt_connect(vortex_t * vortex, int en);
diff --git a/sound/pci/au88x0/au88x0_core.c b/sound/pci/au88x0/au88x0_core.c
index ce0564c5392a..73a7ef8334c1 100644
--- a/sound/pci/au88x0/au88x0_core.c
+++ b/sound/pci/au88x0/au88x0_core.c
@@ -1998,7 +1998,7 @@ static int resnum[VORTEX_RESOURCE_LAST] =
out: Mean checkout if != 0. Else mean Checkin resource.
restype: Indicates type of resource to be checked in or out.
*/
-static char
+static int
vortex_adb_checkinout(vortex_t * vortex, int resmap[], int out, int restype)
{
int i, qty = resnum[restype], resinuse = 0;
diff --git a/sound/synth/emux/emux.c b/sound/synth/emux/emux.c
index 6695530bba9b..c60ff81390a4 100644
--- a/sound/synth/emux/emux.c
+++ b/sound/synth/emux/emux.c
@@ -125,15 +125,10 @@ EXPORT_SYMBOL(snd_emux_register);
*/
int snd_emux_free(struct snd_emux *emu)
{
- unsigned long flags;
-
if (! emu)
return -EINVAL;
- spin_lock_irqsave(&emu->voice_lock, flags);
- if (emu->timer_active)
- del_timer(&emu->tlist);
- spin_unlock_irqrestore(&emu->voice_lock, flags);
+ del_timer_sync(&emu->tlist);
snd_emux_proc_free(emu);
snd_emux_delete_virmidi(emu);
diff --git a/tools/iio/iio_utils.c b/tools/iio/iio_utils.c
index 7399eb7f1378..d66b18c54606 100644
--- a/tools/iio/iio_utils.c
+++ b/tools/iio/iio_utils.c
@@ -543,6 +543,10 @@ static int calc_digits(int num)
{
int count = 0;
+ /* It takes a digit to represent zero */
+ if (!num)
+ return 1;
+
while (num != 0) {
num /= 10;
count++;
diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c
index ae5b97427192..c1809695f872 100644
--- a/tools/perf/util/auxtrace.c
+++ b/tools/perf/util/auxtrace.c
@@ -1710,11 +1710,19 @@ struct sym_args {
bool near;
};
+static bool kern_sym_name_match(const char *kname, const char *name)
+{
+ size_t n = strlen(name);
+
+ return !strcmp(kname, name) ||
+ (!strncmp(kname, name, n) && kname[n] == '\t');
+}
+
static bool kern_sym_match(struct sym_args *args, const char *name, char type)
{
/* A function with the same name, and global or the n'th found or any */
return kallsyms__is_function(type) &&
- !strcmp(name, args->name) &&
+ kern_sym_name_match(name, args->name) &&
((args->global && isupper(type)) ||
(args->selected && ++(args->cnt) == args->idx) ||
(!args->global && !args->selected));
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