Re: Linux 4.14.229

From: Greg Kroah-Hartman
Date: Wed Apr 07 2021 - 07:16:52 EST


diff --git a/Makefile b/Makefile
index b30a6e708d5e..f45576aeda9d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 14
-SUBLEVEL = 228
+SUBLEVEL = 229
EXTRAVERSION =
NAME = Petit Gorille

diff --git a/arch/powerpc/include/asm/cpu_has_feature.h b/arch/powerpc/include/asm/cpu_has_feature.h
index 7897d16e0990..727d4b321937 100644
--- a/arch/powerpc/include/asm/cpu_has_feature.h
+++ b/arch/powerpc/include/asm/cpu_has_feature.h
@@ -7,7 +7,7 @@
#include <linux/bug.h>
#include <asm/cputable.h>

-static inline bool early_cpu_has_feature(unsigned long feature)
+static __always_inline bool early_cpu_has_feature(unsigned long feature)
{
return !!((CPU_FTRS_ALWAYS & feature) ||
(CPU_FTRS_POSSIBLE & cur_cpu_spec->cpu_features & feature));
@@ -46,7 +46,7 @@ static __always_inline bool cpu_has_feature(unsigned long feature)
return static_branch_likely(&cpu_feature_keys[i]);
}
#else
-static inline bool cpu_has_feature(unsigned long feature)
+static __always_inline bool cpu_has_feature(unsigned long feature)
{
return early_cpu_has_feature(feature);
}
diff --git a/drivers/extcon/extcon.c b/drivers/extcon/extcon.c
index 95e96f04bf6f..e9fe3e3bac2b 100644
--- a/drivers/extcon/extcon.c
+++ b/drivers/extcon/extcon.c
@@ -1252,6 +1252,7 @@ int extcon_dev_register(struct extcon_dev *edev)
sizeof(*edev->nh), GFP_KERNEL);
if (!edev->nh) {
ret = -ENOMEM;
+ device_unregister(&edev->dev);
goto err_dev;
}

diff --git a/drivers/firewire/nosy.c b/drivers/firewire/nosy.c
index 180f0a96528c..646dca0a8d73 100644
--- a/drivers/firewire/nosy.c
+++ b/drivers/firewire/nosy.c
@@ -359,6 +359,7 @@ nosy_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
struct client *client = file->private_data;
spinlock_t *client_list_lock = &client->lynx->client_list_lock;
struct nosy_stats stats;
+ int ret;

switch (cmd) {
case NOSY_IOC_GET_STATS:
@@ -373,11 +374,15 @@ nosy_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
return 0;

case NOSY_IOC_START:
+ ret = -EBUSY;
spin_lock_irq(client_list_lock);
- list_add_tail(&client->link, &client->lynx->client_list);
+ if (list_empty(&client->link)) {
+ list_add_tail(&client->link, &client->lynx->client_list);
+ ret = 0;
+ }
spin_unlock_irq(client_list_lock);

- return 0;
+ return ret;

case NOSY_IOC_STOP:
spin_lock_irq(client_list_lock);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 863c6dd0123a..57b1369aa522 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -2074,8 +2074,8 @@ int amdgpu_vm_bo_map(struct amdgpu_device *adev,
uint64_t eaddr;

/* validate the parameters */
- if (saddr & AMDGPU_GPU_PAGE_MASK || offset & AMDGPU_GPU_PAGE_MASK ||
- size == 0 || size & AMDGPU_GPU_PAGE_MASK)
+ if (saddr & ~PAGE_MASK || offset & ~PAGE_MASK ||
+ size == 0 || size & ~PAGE_MASK)
return -EINVAL;

/* make sure object fit at this offset */
@@ -2142,8 +2142,8 @@ int amdgpu_vm_bo_replace_map(struct amdgpu_device *adev,
int r;

/* validate the parameters */
- if (saddr & AMDGPU_GPU_PAGE_MASK || offset & AMDGPU_GPU_PAGE_MASK ||
- size == 0 || size & AMDGPU_GPU_PAGE_MASK)
+ if (saddr & ~PAGE_MASK || offset & ~PAGE_MASK ||
+ size == 0 || size & ~PAGE_MASK)
return -EINVAL;

/* make sure object fit at this offset */
@@ -2285,7 +2285,7 @@ int amdgpu_vm_bo_clear_mappings(struct amdgpu_device *adev,
after->start = eaddr + 1;
after->last = tmp->last;
after->offset = tmp->offset;
- after->offset += after->start - tmp->start;
+ after->offset += (after->start - tmp->start) << PAGE_SHIFT;
after->flags = tmp->flags;
list_add(&after->list, &tmp->list);
}
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_main.c b/drivers/net/ethernet/aquantia/atlantic/aq_main.c
index 5d6c40d86775..2fb532053d6d 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_main.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_main.c
@@ -60,8 +60,10 @@ static int aq_ndev_open(struct net_device *ndev)
if (err < 0)
goto err_exit;
err = aq_nic_start(aq_nic);
- if (err < 0)
+ if (err < 0) {
+ aq_nic_stop(aq_nic);
goto err_exit;
+ }

err_exit:
if (err < 0)
diff --git a/drivers/net/wan/lmc/lmc_main.c b/drivers/net/wan/lmc/lmc_main.c
index bb43d176eb4e..41b5c6b236d2 100644
--- a/drivers/net/wan/lmc/lmc_main.c
+++ b/drivers/net/wan/lmc/lmc_main.c
@@ -922,6 +922,8 @@ static int lmc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
break;
default:
printk(KERN_WARNING "%s: LMC UNKNOWN CARD!\n", dev->name);
+ unregister_hdlc_device(dev);
+ return -EIO;
break;
}

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
index 04fa66ed99a0..b5fceba10806 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -5381,7 +5381,8 @@ static bool brcmf_is_linkup(struct brcmf_cfg80211_vif *vif,
return false;
}

-static bool brcmf_is_linkdown(const struct brcmf_event_msg *e)
+static bool brcmf_is_linkdown(struct brcmf_cfg80211_vif *vif,
+ const struct brcmf_event_msg *e)
{
u32 event = e->event_code;
u16 flags = e->flags;
@@ -5390,6 +5391,8 @@ static bool brcmf_is_linkdown(const struct brcmf_event_msg *e)
(event == BRCMF_E_DISASSOC_IND) ||
((event == BRCMF_E_LINK) && (!(flags & BRCMF_EVENT_MSG_LINK)))) {
brcmf_dbg(CONN, "Processing link down\n");
+ clear_bit(BRCMF_VIF_STATUS_EAP_SUCCESS, &vif->sme_state);
+ clear_bit(BRCMF_VIF_STATUS_ASSOC_SUCCESS, &vif->sme_state);
return true;
}
return false;
@@ -5674,7 +5677,7 @@ brcmf_notify_connect_status(struct brcmf_if *ifp,
} else
brcmf_bss_connect_done(cfg, ndev, e, true);
brcmf_net_setcarrier(ifp, true);
- } else if (brcmf_is_linkdown(e)) {
+ } else if (brcmf_is_linkdown(ifp->vif, e)) {
brcmf_dbg(CONN, "Linkdown\n");
if (!brcmf_is_ibssmode(ifp->vif)) {
brcmf_bss_connect_done(cfg, ndev, e, false);
diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c
index 26974973ecdd..d6b344163448 100644
--- a/drivers/pinctrl/pinctrl-rockchip.c
+++ b/drivers/pinctrl/pinctrl-rockchip.c
@@ -3121,12 +3121,15 @@ static int __maybe_unused rockchip_pinctrl_suspend(struct device *dev)
static int __maybe_unused rockchip_pinctrl_resume(struct device *dev)
{
struct rockchip_pinctrl *info = dev_get_drvdata(dev);
- int ret = regmap_write(info->regmap_base, RK3288_GRF_GPIO6C_IOMUX,
- rk3288_grf_gpio6c_iomux |
- GPIO6C6_SEL_WRITE_ENABLE);
+ int ret;

- if (ret)
- return ret;
+ if (info->ctrl->type == RK3288) {
+ ret = regmap_write(info->regmap_base, RK3288_GRF_GPIO6C_IOMUX,
+ rk3288_grf_gpio6c_iomux |
+ GPIO6C6_SEL_WRITE_ENABLE);
+ if (ret)
+ return ret;
+ }

return pinctrl_force_default(info->pctl_dev);
}
diff --git a/drivers/scsi/qla2xxx/qla_target.h b/drivers/scsi/qla2xxx/qla_target.h
index 511a31b359c7..f51293540a61 100644
--- a/drivers/scsi/qla2xxx/qla_target.h
+++ b/drivers/scsi/qla2xxx/qla_target.h
@@ -124,7 +124,6 @@
(min(1270, ((ql) > 0) ? (QLA_TGT_DATASEGS_PER_CMD_24XX + \
QLA_TGT_DATASEGS_PER_CONT_24XX*((ql) - 1)) : 0))
#endif
-#endif

#define GET_TARGET_ID(ha, iocb) ((HAS_EXTENDED_IDS(ha)) \
? le16_to_cpu((iocb)->u.isp2x.target.extended) \
@@ -257,6 +256,7 @@ struct ctio_to_2xxx {
#ifndef CTIO_RET_TYPE
#define CTIO_RET_TYPE 0x17 /* CTIO return entry */
#define ATIO_TYPE7 0x06 /* Accept target I/O entry for 24xx */
+#endif

struct fcp_hdr {
uint8_t r_ctl;
diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index 94e402ed30f6..6497a6f12a6f 100644
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -1268,8 +1268,8 @@ static int st_open(struct inode *inode, struct file *filp)
spin_lock(&st_use_lock);
if (STp->in_use) {
spin_unlock(&st_use_lock);
- scsi_tape_put(STp);
DEBC_printk(STp, "Device already in use.\n");
+ scsi_tape_put(STp);
return (-EBUSY);
}

diff --git a/drivers/staging/comedi/drivers/cb_pcidas.c b/drivers/staging/comedi/drivers/cb_pcidas.c
index 3ea15bb0e56e..15b9cc8531f0 100644
--- a/drivers/staging/comedi/drivers/cb_pcidas.c
+++ b/drivers/staging/comedi/drivers/cb_pcidas.c
@@ -1290,7 +1290,7 @@ static int cb_pcidas_auto_attach(struct comedi_device *dev,
devpriv->amcc + AMCC_OP_REG_INTCSR);

ret = request_irq(pcidev->irq, cb_pcidas_interrupt, IRQF_SHARED,
- dev->board_name, dev);
+ "cb_pcidas", dev);
if (ret) {
dev_dbg(dev->class_dev, "unable to allocate irq %d\n",
pcidev->irq);
diff --git a/drivers/staging/comedi/drivers/cb_pcidas64.c b/drivers/staging/comedi/drivers/cb_pcidas64.c
index b761f000c1dc..8c6ac7f37599 100644
--- a/drivers/staging/comedi/drivers/cb_pcidas64.c
+++ b/drivers/staging/comedi/drivers/cb_pcidas64.c
@@ -4032,7 +4032,7 @@ static int auto_attach(struct comedi_device *dev,
init_stc_registers(dev);

retval = request_irq(pcidev->irq, handle_interrupt, IRQF_SHARED,
- dev->board_name, dev);
+ "cb_pcidas64", dev);
if (retval) {
dev_dbg(dev->class_dev, "unable to allocate irq %u\n",
pcidev->irq);
diff --git a/drivers/staging/rtl8192e/rtllib.h b/drivers/staging/rtl8192e/rtllib.h
index 0042a0f6cf79..828b2f627965 100644
--- a/drivers/staging/rtl8192e/rtllib.h
+++ b/drivers/staging/rtl8192e/rtllib.h
@@ -1110,7 +1110,7 @@ struct rtllib_network {
bool bWithAironetIE;
bool bCkipSupported;
bool bCcxRmEnable;
- u16 CcxRmState[2];
+ u8 CcxRmState[2];
bool bMBssidValid;
u8 MBssidMask;
u8 MBssid[ETH_ALEN];
diff --git a/drivers/staging/rtl8192e/rtllib_rx.c b/drivers/staging/rtl8192e/rtllib_rx.c
index 7bc9cb131bcc..171009e82137 100644
--- a/drivers/staging/rtl8192e/rtllib_rx.c
+++ b/drivers/staging/rtl8192e/rtllib_rx.c
@@ -1979,7 +1979,7 @@ static void rtllib_parse_mife_generic(struct rtllib_device *ieee,
info_element->data[2] == 0x96 &&
info_element->data[3] == 0x01) {
if (info_element->len == 6) {
- memcpy(network->CcxRmState, &info_element[4], 2);
+ memcpy(network->CcxRmState, &info_element->data[4], 2);
if (network->CcxRmState[0] != 0)
network->bCcxRmEnable = true;
else
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 8d20e4ff1b80..b2f67d7ace6d 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -160,17 +160,29 @@ static inline int acm_set_control(struct acm *acm, int control)
#define acm_send_break(acm, ms) \
acm_ctrl_msg(acm, USB_CDC_REQ_SEND_BREAK, ms, NULL, 0)

-static void acm_kill_urbs(struct acm *acm)
+static void acm_poison_urbs(struct acm *acm)
{
int i;

- usb_kill_urb(acm->ctrlurb);
+ usb_poison_urb(acm->ctrlurb);
for (i = 0; i < ACM_NW; i++)
- usb_kill_urb(acm->wb[i].urb);
+ usb_poison_urb(acm->wb[i].urb);
for (i = 0; i < acm->rx_buflimit; i++)
- usb_kill_urb(acm->read_urbs[i]);
+ usb_poison_urb(acm->read_urbs[i]);
}

+static void acm_unpoison_urbs(struct acm *acm)
+{
+ int i;
+
+ for (i = 0; i < acm->rx_buflimit; i++)
+ usb_unpoison_urb(acm->read_urbs[i]);
+ for (i = 0; i < ACM_NW; i++)
+ usb_unpoison_urb(acm->wb[i].urb);
+ usb_unpoison_urb(acm->ctrlurb);
+}
+
+
/*
* Write buffer management.
* All of these assume proper locks taken by the caller.
@@ -238,9 +250,10 @@ static int acm_start_wb(struct acm *acm, struct acm_wb *wb)

rc = usb_submit_urb(wb->urb, GFP_ATOMIC);
if (rc < 0) {
- dev_err(&acm->data->dev,
- "%s - usb_submit_urb(write bulk) failed: %d\n",
- __func__, rc);
+ if (rc != -EPERM)
+ dev_err(&acm->data->dev,
+ "%s - usb_submit_urb(write bulk) failed: %d\n",
+ __func__, rc);
acm_write_done(acm, wb);
}
return rc;
@@ -324,8 +337,10 @@ static void acm_process_notification(struct acm *acm, unsigned char *buf)
acm->iocount.dsr++;
if (difference & ACM_CTRL_DCD)
acm->iocount.dcd++;
- if (newctrl & ACM_CTRL_BRK)
+ if (newctrl & ACM_CTRL_BRK) {
acm->iocount.brk++;
+ tty_insert_flip_char(&acm->port, 0, TTY_BREAK);
+ }
if (newctrl & ACM_CTRL_RI)
acm->iocount.rng++;
if (newctrl & ACM_CTRL_FRAMING)
@@ -492,11 +507,6 @@ static void acm_read_bulk_callback(struct urb *urb)
dev_vdbg(&acm->data->dev, "got urb %d, len %d, status %d\n",
rb->index, urb->actual_length, status);

- if (!acm->dev) {
- dev_dbg(&acm->data->dev, "%s - disconnected\n", __func__);
- return;
- }
-
switch (status) {
case 0:
usb_mark_last_busy(acm->dev);
@@ -666,7 +676,8 @@ static void acm_port_dtr_rts(struct tty_port *port, int raise)

res = acm_set_control(acm, val);
if (res && (acm->ctrl_caps & USB_CDC_CAP_LINE))
- dev_err(&acm->control->dev, "failed to set dtr/rts\n");
+ /* This is broken in too many devices to spam the logs */
+ dev_dbg(&acm->control->dev, "failed to set dtr/rts\n");
}

static int acm_port_activate(struct tty_port *port, struct tty_struct *tty)
@@ -751,6 +762,7 @@ static void acm_port_shutdown(struct tty_port *port)
* Need to grab write_lock to prevent race with resume, but no need to
* hold it due to the tty-port initialised flag.
*/
+ acm_poison_urbs(acm);
spin_lock_irq(&acm->write_lock);
spin_unlock_irq(&acm->write_lock);

@@ -767,7 +779,8 @@ static void acm_port_shutdown(struct tty_port *port)
usb_autopm_put_interface_async(acm->control);
}

- acm_kill_urbs(acm);
+ acm_unpoison_urbs(acm);
+
}

static void acm_tty_cleanup(struct tty_struct *tty)
@@ -1559,6 +1572,11 @@ static int acm_probe(struct usb_interface *intf,

return 0;
alloc_fail8:
+ if (!acm->combined_interfaces) {
+ /* Clear driver data so that disconnect() returns early. */
+ usb_set_intfdata(data_interface, NULL);
+ usb_driver_release_interface(&acm_driver, data_interface);
+ }
if (acm->country_codes) {
device_remove_file(&acm->control->dev,
&dev_attr_wCountryCodes);
@@ -1598,8 +1616,14 @@ static void acm_disconnect(struct usb_interface *intf)
if (!acm)
return;

- mutex_lock(&acm->mutex);
acm->disconnected = true;
+ /*
+ * there is a circular dependency. acm_softint() can resubmit
+ * the URBs in error handling so we need to block any
+ * submission right away
+ */
+ acm_poison_urbs(acm);
+ mutex_lock(&acm->mutex);
if (acm->country_codes) {
device_remove_file(&acm->control->dev,
&dev_attr_wCountryCodes);
@@ -1618,7 +1642,6 @@ static void acm_disconnect(struct usb_interface *intf)
tty_kref_put(tty);
}

- acm_kill_urbs(acm);
cancel_delayed_work_sync(&acm->dwork);

tty_unregister_device(acm_tty_driver, acm->minor);
@@ -1660,7 +1683,7 @@ static int acm_suspend(struct usb_interface *intf, pm_message_t message)
if (cnt)
return 0;

- acm_kill_urbs(acm);
+ acm_poison_urbs(acm);
cancel_delayed_work_sync(&acm->dwork);
acm->urbs_in_error_delay = 0;

@@ -1673,6 +1696,7 @@ static int acm_resume(struct usb_interface *intf)
struct urb *urb;
int rv = 0;

+ acm_unpoison_urbs(acm);
spin_lock_irq(&acm->write_lock);

if (--acm->susp_count)
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index 2fc735efc3dc..cd43e11d74f3 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -321,6 +321,10 @@ static const struct usb_device_id usb_quirk_list[] = {
/* DJI CineSSD */
{ USB_DEVICE(0x2ca3, 0x0031), .driver_info = USB_QUIRK_NO_LPM },

+ /* Fibocom L850-GL LTE Modem */
+ { USB_DEVICE(0x2cb7, 0x0007), .driver_info =
+ USB_QUIRK_IGNORE_REMOTE_WAKEUP },
+
/* INTEL VALUE SSD */
{ USB_DEVICE(0x8086, 0xf1a5), .driver_info = USB_QUIRK_RESET_RESUME },

diff --git a/drivers/usb/gadget/udc/amd5536udc_pci.c b/drivers/usb/gadget/udc/amd5536udc_pci.c
index 57a13f080a79..73413c1211cb 100644
--- a/drivers/usb/gadget/udc/amd5536udc_pci.c
+++ b/drivers/usb/gadget/udc/amd5536udc_pci.c
@@ -158,6 +158,11 @@ static int udc_pci_probe(
pci_set_master(pdev);
pci_try_set_mwi(pdev);

+ dev->phys_addr = resource;
+ dev->irq = pdev->irq;
+ dev->pdev = pdev;
+ dev->dev = &pdev->dev;
+
/* init dma pools */
if (use_dma) {
retval = init_dma_pools(dev);
@@ -165,11 +170,6 @@ static int udc_pci_probe(
goto err_dma;
}

- dev->phys_addr = resource;
- dev->irq = pdev->irq;
- dev->pdev = pdev;
- dev->dev = &pdev->dev;
-
/* general probing */
if (udc_probe(dev)) {
retval = -ENODEV;
diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c
index 945e108cffb8..5ad2972114e0 100644
--- a/drivers/usb/host/xhci-mtk.c
+++ b/drivers/usb/host/xhci-mtk.c
@@ -487,6 +487,13 @@ static void xhci_mtk_quirks(struct device *dev, struct xhci_hcd *xhci)
xhci->quirks |= XHCI_SPURIOUS_SUCCESS;
if (mtk->lpm_support)
xhci->quirks |= XHCI_LPM_SUPPORT;
+
+ /*
+ * MTK xHCI 0.96: PSA is 1 by default even if doesn't support stream,
+ * and it's 3 when support it.
+ */
+ if (xhci->hci_version < 0x100 && HCC_MAX_PSA(xhci->hcc_params) == 4)
+ xhci->quirks |= XHCI_BROKEN_STREAMS;
}

/* called during probe() after chip reset completes */
@@ -681,7 +688,8 @@ static int xhci_mtk_probe(struct platform_device *pdev)
if (ret)
goto put_usb3_hcd;

- if (HCC_MAX_PSA(xhci->hcc_params) >= 4)
+ if (HCC_MAX_PSA(xhci->hcc_params) >= 4 &&
+ !(xhci->quirks & XHCI_BROKEN_STREAMS))
xhci->shared_hcd->can_do_streams = 1;

ret = usb_add_hcd(xhci->shared_hcd, irq, IRQF_SHARED);
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 97b2feae36f7..9ed604ddbb58 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -1864,10 +1864,14 @@ static void musb_pm_runtime_check_session(struct musb *musb)
MUSB_DEVCTL_HR;
switch (devctl & ~s) {
case MUSB_QUIRK_B_DISCONNECT_99:
- musb_dbg(musb, "Poll devctl in case of suspend after disconnect\n");
- schedule_delayed_work(&musb->irq_work,
- msecs_to_jiffies(1000));
- break;
+ if (musb->quirk_retries && !musb->flush_irq_work) {
+ musb_dbg(musb, "Poll devctl in case of suspend after disconnect\n");
+ schedule_delayed_work(&musb->irq_work,
+ msecs_to_jiffies(1000));
+ musb->quirk_retries--;
+ break;
+ }
+ /* fall through */
case MUSB_QUIRK_B_INVALID_VBUS_91:
if (musb->quirk_retries && !musb->flush_irq_work) {
musb_dbg(musb,
diff --git a/drivers/usb/usbip/vhci_hcd.c b/drivers/usb/usbip/vhci_hcd.c
index ba1dcd222d7f..d87159e6c716 100644
--- a/drivers/usb/usbip/vhci_hcd.c
+++ b/drivers/usb/usbip/vhci_hcd.c
@@ -608,6 +608,8 @@ static int vhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
pr_err("invalid port number %d\n", wIndex);
goto error;
}
+ if (wValue >= 32)
+ goto error;
if (hcd->speed == HCD_USB3) {
if ((vhci_hcd->port_status[rhport] &
USB_SS_PORT_STAT_POWER) != 0) {
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 3d7bea15c57b..4b5590f4e98b 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -324,8 +324,8 @@ static void vhost_vq_reset(struct vhost_dev *dev,
vq->call_ctx = NULL;
vq->call = NULL;
vq->log_ctx = NULL;
- vhost_reset_is_le(vq);
vhost_disable_cross_endian(vq);
+ vhost_reset_is_le(vq);
vq->busyloop_timeout = 0;
vq->umem = NULL;
vq->iotlb = NULL;
diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c
index 6bdf9ca787fb..75e219ec8125 100644
--- a/drivers/video/fbdev/core/fbcon.c
+++ b/drivers/video/fbdev/core/fbcon.c
@@ -1284,6 +1284,9 @@ static void fbcon_cursor(struct vc_data *vc, int mode)

ops->cursor_flash = (mode == CM_ERASE) ? 0 : 1;

+ if (!ops->cursor)
+ return;
+
ops->cursor(vc, info, mode, get_color(vc, info, c, 1),
get_color(vc, info, c, 0));
}
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index ad6a1282a5cd..9c07c8674b21 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -2071,13 +2071,13 @@ static int __ext4_journalled_writepage(struct page *page,
if (!ret)
ret = err;

- if (!ext4_has_inline_data(inode))
- ext4_walk_page_buffers(NULL, page_bufs, 0, len,
- NULL, bput_one);
ext4_set_inode_state(inode, EXT4_STATE_JDATA);
out:
unlock_page(page);
out_no_pagelock:
+ if (!inline_data && page_bufs)
+ ext4_walk_page_buffers(NULL, page_bufs, 0, len,
+ NULL, bput_one);
brelse(inode_bh);
return ret;
}
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 647d4a8d6b68..b4ec5a41797b 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -3635,7 +3635,7 @@ static int ext4_rename(struct inode *old_dir, struct dentry *old_dentry,
*/
retval = -ENOENT;
if (!old.bh || le32_to_cpu(old.de->inode) != old.inode->i_ino)
- goto end_rename;
+ goto release_bh;

if ((old.dir != new.dir) &&
ext4_encrypted_inode(new.dir) &&
@@ -3649,7 +3649,7 @@ static int ext4_rename(struct inode *old_dir, struct dentry *old_dentry,
if (IS_ERR(new.bh)) {
retval = PTR_ERR(new.bh);
new.bh = NULL;
- goto end_rename;
+ goto release_bh;
}
if (new.bh) {
if (!new.inode) {
@@ -3666,15 +3666,13 @@ static int ext4_rename(struct inode *old_dir, struct dentry *old_dentry,
handle = ext4_journal_start(old.dir, EXT4_HT_DIR, credits);
if (IS_ERR(handle)) {
retval = PTR_ERR(handle);
- handle = NULL;
- goto end_rename;
+ goto release_bh;
}
} else {
whiteout = ext4_whiteout_for_rename(&old, credits, &handle);
if (IS_ERR(whiteout)) {
retval = PTR_ERR(whiteout);
- whiteout = NULL;
- goto end_rename;
+ goto release_bh;
}
}

@@ -3782,16 +3780,18 @@ static int ext4_rename(struct inode *old_dir, struct dentry *old_dentry,
ext4_resetent(handle, &old,
old.inode->i_ino, old_file_type);
drop_nlink(whiteout);
+ ext4_orphan_add(handle, whiteout);
}
unlock_new_inode(whiteout);
+ ext4_journal_stop(handle);
iput(whiteout);
-
+ } else {
+ ext4_journal_stop(handle);
}
+release_bh:
brelse(old.dir_bh);
brelse(old.bh);
brelse(new.bh);
- if (handle)
- ext4_journal_stop(handle);
return retval;
}

diff --git a/fs/reiserfs/xattr.h b/fs/reiserfs/xattr.h
index c764352447ba..81bec2c80b25 100644
--- a/fs/reiserfs/xattr.h
+++ b/fs/reiserfs/xattr.h
@@ -43,7 +43,7 @@ void reiserfs_security_free(struct reiserfs_security_handle *sec);

static inline int reiserfs_xattrs_initialized(struct super_block *sb)
{
- return REISERFS_SB(sb)->priv_root != NULL;
+ return REISERFS_SB(sb)->priv_root && REISERFS_SB(sb)->xattr_root;
}

#define xattr_size(size) ((size) + sizeof(struct reiserfs_xattr_header))
diff --git a/include/linux/extcon.h b/include/linux/extcon.h
index 744d60ca80c3..8f4dc784ab90 100644
--- a/include/linux/extcon.h
+++ b/include/linux/extcon.h
@@ -377,6 +377,29 @@ static inline void devm_extcon_unregister_notifier(struct device *dev,
struct extcon_dev *edev, unsigned int id,
struct notifier_block *nb) { }

+static inline int extcon_register_notifier_all(struct extcon_dev *edev,
+ struct notifier_block *nb)
+{
+ return 0;
+}
+
+static inline int extcon_unregister_notifier_all(struct extcon_dev *edev,
+ struct notifier_block *nb)
+{
+ return 0;
+}
+
+static inline int devm_extcon_register_notifier_all(struct device *dev,
+ struct extcon_dev *edev,
+ struct notifier_block *nb)
+{
+ return 0;
+}
+
+static inline void devm_extcon_unregister_notifier_all(struct device *dev,
+ struct extcon_dev *edev,
+ struct notifier_block *nb) { }
+
static inline struct extcon_dev *extcon_get_extcon_dev(const char *extcon_name)
{
return ERR_PTR(-ENODEV);
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index 882046863581..365d5079d1cb 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -48,13 +48,13 @@ enum memcg_stat_item {
MEMCG_NR_STAT,
};

-/* Cgroup-specific events, on top of universal VM events */
-enum memcg_event_item {
- MEMCG_LOW = NR_VM_EVENT_ITEMS,
+enum memcg_memory_event {
+ MEMCG_LOW,
MEMCG_HIGH,
MEMCG_MAX,
MEMCG_OOM,
- MEMCG_NR_EVENTS,
+ MEMCG_OOM_KILL,
+ MEMCG_NR_MEMORY_EVENTS,
};

struct mem_cgroup_reclaim_cookie {
@@ -88,7 +88,7 @@ enum mem_cgroup_events_target {

struct mem_cgroup_stat_cpu {
long count[MEMCG_NR_STAT];
- unsigned long events[MEMCG_NR_EVENTS];
+ unsigned long events[NR_VM_EVENT_ITEMS];
unsigned long nr_page_events;
unsigned long targets[MEM_CGROUP_NTARGETS];
};
@@ -156,6 +156,15 @@ enum memcg_kmem_state {
KMEM_ONLINE,
};

+#if defined(CONFIG_SMP)
+struct memcg_padding {
+ char x[0];
+} ____cacheline_internodealigned_in_smp;
+#define MEMCG_PADDING(name) struct memcg_padding name;
+#else
+#define MEMCG_PADDING(name)
+#endif
+
/*
* The memory controller data structure. The memory controller controls both
* page cache and RSS per cgroup. We would eventually like to provide
@@ -202,7 +211,7 @@ struct mem_cgroup {
/* OOM-Killer disable */
int oom_kill_disable;

- /* handle for "memory.events" */
+ /* memory.events */
struct cgroup_file events_file;

/* protect arrays of thresholds */
@@ -222,18 +231,26 @@ struct mem_cgroup {
* mem_cgroup ? And what type of charges should we move ?
*/
unsigned long move_charge_at_immigrate;
+ /* taken only while moving_account > 0 */
+ spinlock_t move_lock;
+ unsigned long move_lock_flags;
+
+ MEMCG_PADDING(_pad1_);
+
/*
* set > 0 if pages under this cgroup are moving to other cgroup.
*/
atomic_t moving_account;
- /* taken only while moving_account > 0 */
- spinlock_t move_lock;
struct task_struct *move_lock_task;
- unsigned long move_lock_flags;

+ /* memory.stat */
struct mem_cgroup_stat_cpu __percpu *stat_cpu;
+
+ MEMCG_PADDING(_pad2_);
+
atomic_long_t stat[MEMCG_NR_STAT];
- atomic_long_t events[MEMCG_NR_EVENTS];
+ atomic_long_t events[NR_VM_EVENT_ITEMS];
+ atomic_long_t memory_events[MEMCG_NR_MEMORY_EVENTS];

unsigned long socket_pressure;

@@ -490,7 +507,10 @@ struct mem_cgroup *lock_page_memcg(struct page *page);
void __unlock_page_memcg(struct mem_cgroup *memcg);
void unlock_page_memcg(struct page *page);

-/* idx can be of type enum memcg_stat_item or node_stat_item */
+/*
+ * idx can be of type enum memcg_stat_item or node_stat_item.
+ * Keep in sync with memcg_exact_page_state().
+ */
static inline unsigned long memcg_page_state(struct mem_cgroup *memcg,
int idx)
{
@@ -523,9 +543,11 @@ static inline void __mod_memcg_state(struct mem_cgroup *memcg,
static inline void mod_memcg_state(struct mem_cgroup *memcg,
int idx, int val)
{
- preempt_disable();
+ unsigned long flags;
+
+ local_irq_save(flags);
__mod_memcg_state(memcg, idx, val);
- preempt_enable();
+ local_irq_restore(flags);
}

/**
@@ -606,9 +628,11 @@ static inline void __mod_lruvec_state(struct lruvec *lruvec,
static inline void mod_lruvec_state(struct lruvec *lruvec,
enum node_stat_item idx, int val)
{
- preempt_disable();
+ unsigned long flags;
+
+ local_irq_save(flags);
__mod_lruvec_state(lruvec, idx, val);
- preempt_enable();
+ local_irq_restore(flags);
}

static inline void __mod_lruvec_page_state(struct page *page,
@@ -630,18 +654,20 @@ static inline void __mod_lruvec_page_state(struct page *page,
static inline void mod_lruvec_page_state(struct page *page,
enum node_stat_item idx, int val)
{
- preempt_disable();
+ unsigned long flags;
+
+ local_irq_save(flags);
__mod_lruvec_page_state(page, idx, val);
- preempt_enable();
+ local_irq_restore(flags);
}

unsigned long mem_cgroup_soft_limit_reclaim(pg_data_t *pgdat, int order,
gfp_t gfp_mask,
unsigned long *total_scanned);

-/* idx can be of type enum memcg_event_item or vm_event_item */
static inline void __count_memcg_events(struct mem_cgroup *memcg,
- int idx, unsigned long count)
+ enum vm_event_item idx,
+ unsigned long count)
{
unsigned long x;

@@ -657,16 +683,18 @@ static inline void __count_memcg_events(struct mem_cgroup *memcg,
}

static inline void count_memcg_events(struct mem_cgroup *memcg,
- int idx, unsigned long count)
+ enum vm_event_item idx,
+ unsigned long count)
{
- preempt_disable();
+ unsigned long flags;
+
+ local_irq_save(flags);
__count_memcg_events(memcg, idx, count);
- preempt_enable();
+ local_irq_restore(flags);
}

-/* idx can be of type enum memcg_event_item or vm_event_item */
static inline void count_memcg_page_event(struct page *page,
- int idx)
+ enum vm_event_item idx)
{
if (page->mem_cgroup)
count_memcg_events(page->mem_cgroup, idx, 1);
@@ -682,21 +710,33 @@ static inline void count_memcg_event_mm(struct mm_struct *mm,

rcu_read_lock();
memcg = mem_cgroup_from_task(rcu_dereference(mm->owner));
- if (likely(memcg)) {
+ if (likely(memcg))
count_memcg_events(memcg, idx, 1);
- if (idx == OOM_KILL)
- cgroup_file_notify(&memcg->events_file);
- }
rcu_read_unlock();
}

-static inline void mem_cgroup_event(struct mem_cgroup *memcg,
- enum memcg_event_item event)
+static inline void memcg_memory_event(struct mem_cgroup *memcg,
+ enum memcg_memory_event event)
{
- count_memcg_events(memcg, event, 1);
+ atomic_long_inc(&memcg->memory_events[event]);
cgroup_file_notify(&memcg->events_file);
}

+static inline void memcg_memory_event_mm(struct mm_struct *mm,
+ enum memcg_memory_event event)
+{
+ struct mem_cgroup *memcg;
+
+ if (mem_cgroup_disabled())
+ return;
+
+ rcu_read_lock();
+ memcg = mem_cgroup_from_task(rcu_dereference(mm->owner));
+ if (likely(memcg))
+ memcg_memory_event(memcg, event);
+ rcu_read_unlock();
+}
+
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
void mem_cgroup_split_huge_fixup(struct page *head);
#endif
@@ -713,8 +753,13 @@ static inline bool mem_cgroup_disabled(void)
return true;
}

-static inline void mem_cgroup_event(struct mem_cgroup *memcg,
- enum memcg_event_item event)
+static inline void memcg_memory_event(struct mem_cgroup *memcg,
+ enum memcg_memory_event event)
+{
+}
+
+static inline void memcg_memory_event_mm(struct mm_struct *mm,
+ enum memcg_memory_event event)
{
}

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 3a0691c64704..ba966b910378 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -2631,7 +2631,8 @@ static void __ftrace_trace_stack(struct ring_buffer *buffer,
size *= sizeof(unsigned long);

event = __trace_buffer_lock_reserve(buffer, TRACE_STACK,
- sizeof(*entry) + size, flags, pc);
+ (sizeof(*entry) - sizeof(entry->caller)) + size,
+ flags, pc);
if (!event)
goto out;
entry = ring_buffer_event_data(event);
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 4e763cdccb33..5e8b8e1b7d90 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1872,7 +1872,7 @@ static int memcg_hotplug_cpu_dead(unsigned int cpu)
}
}

- for (i = 0; i < MEMCG_NR_EVENTS; i++) {
+ for (i = 0; i < NR_VM_EVENT_ITEMS; i++) {
long x;

x = this_cpu_xchg(memcg->stat_cpu->events[i], 0);
@@ -1891,7 +1891,7 @@ static void reclaim_high(struct mem_cgroup *memcg,
do {
if (page_counter_read(&memcg->memory) <= memcg->high)
continue;
- mem_cgroup_event(memcg, MEMCG_HIGH);
+ memcg_memory_event(memcg, MEMCG_HIGH);
try_to_free_mem_cgroup_pages(memcg, nr_pages, gfp_mask, true);
} while ((memcg = parent_mem_cgroup(memcg)));
}
@@ -1982,7 +1982,7 @@ static int try_charge(struct mem_cgroup *memcg, gfp_t gfp_mask,
if (!gfpflags_allow_blocking(gfp_mask))
goto nomem;

- mem_cgroup_event(mem_over_limit, MEMCG_MAX);
+ memcg_memory_event(mem_over_limit, MEMCG_MAX);

nr_reclaimed = try_to_free_mem_cgroup_pages(mem_over_limit, nr_pages,
gfp_mask, may_swap);
@@ -2025,7 +2025,7 @@ static int try_charge(struct mem_cgroup *memcg, gfp_t gfp_mask,
if (fatal_signal_pending(current))
goto force;

- mem_cgroup_event(mem_over_limit, MEMCG_OOM);
+ memcg_memory_event(mem_over_limit, MEMCG_OOM);

mem_cgroup_oom(mem_over_limit, gfp_mask,
get_order(nr_pages * PAGE_SIZE));
@@ -2790,10 +2790,10 @@ static void tree_events(struct mem_cgroup *memcg, unsigned long *events)
struct mem_cgroup *iter;
int i;

- memset(events, 0, sizeof(*events) * MEMCG_NR_EVENTS);
+ memset(events, 0, sizeof(*events) * NR_VM_EVENT_ITEMS);

for_each_mem_cgroup_tree(iter, memcg) {
- for (i = 0; i < MEMCG_NR_EVENTS; i++)
+ for (i = 0; i < NR_VM_EVENT_ITEMS; i++)
events[i] += memcg_sum_events(iter, i);
}
}
@@ -3648,7 +3648,8 @@ static int mem_cgroup_oom_control_read(struct seq_file *sf, void *v)

seq_printf(sf, "oom_kill_disable %d\n", memcg->oom_kill_disable);
seq_printf(sf, "under_oom %d\n", (bool)memcg->under_oom);
- seq_printf(sf, "oom_kill %lu\n", memcg_sum_events(memcg, OOM_KILL));
+ seq_printf(sf, "oom_kill %lu\n",
+ atomic_long_read(&memcg->memory_events[MEMCG_OOM_KILL]));
return 0;
}

@@ -3700,6 +3701,22 @@ struct wb_domain *mem_cgroup_wb_domain(struct bdi_writeback *wb)
return &memcg->cgwb_domain;
}

+/*
+ * idx can be of type enum memcg_stat_item or node_stat_item.
+ * Keep in sync with memcg_exact_page().
+ */
+static unsigned long memcg_exact_page_state(struct mem_cgroup *memcg, int idx)
+{
+ long x = atomic_long_read(&memcg->stat[idx]);
+ int cpu;
+
+ for_each_online_cpu(cpu)
+ x += per_cpu_ptr(memcg->stat_cpu, cpu)->count[idx];
+ if (x < 0)
+ x = 0;
+ return x;
+}
+
/**
* mem_cgroup_wb_stats - retrieve writeback related stats from its memcg
* @wb: bdi_writeback in question
@@ -3725,10 +3742,10 @@ void mem_cgroup_wb_stats(struct bdi_writeback *wb, unsigned long *pfilepages,
struct mem_cgroup *memcg = mem_cgroup_from_css(wb->memcg_css);
struct mem_cgroup *parent;

- *pdirty = memcg_page_state(memcg, NR_FILE_DIRTY);
+ *pdirty = memcg_exact_page_state(memcg, NR_FILE_DIRTY);

/* this should eventually include NR_UNSTABLE_NFS */
- *pwriteback = memcg_page_state(memcg, NR_WRITEBACK);
+ *pwriteback = memcg_exact_page_state(memcg, NR_WRITEBACK);
*pfilepages = mem_cgroup_nr_lru_pages(memcg, (1 << LRU_INACTIVE_FILE) |
(1 << LRU_ACTIVE_FILE));
*pheadroom = PAGE_COUNTER_MAX;
@@ -5299,7 +5316,7 @@ static ssize_t memory_max_write(struct kernfs_open_file *of,
continue;
}

- mem_cgroup_event(memcg, MEMCG_OOM);
+ memcg_memory_event(memcg, MEMCG_OOM);
if (!mem_cgroup_out_of_memory(memcg, GFP_KERNEL, 0))
break;
}
@@ -5312,11 +5329,16 @@ static int memory_events_show(struct seq_file *m, void *v)
{
struct mem_cgroup *memcg = mem_cgroup_from_css(seq_css(m));

- seq_printf(m, "low %lu\n", memcg_sum_events(memcg, MEMCG_LOW));
- seq_printf(m, "high %lu\n", memcg_sum_events(memcg, MEMCG_HIGH));
- seq_printf(m, "max %lu\n", memcg_sum_events(memcg, MEMCG_MAX));
- seq_printf(m, "oom %lu\n", memcg_sum_events(memcg, MEMCG_OOM));
- seq_printf(m, "oom_kill %lu\n", memcg_sum_events(memcg, OOM_KILL));
+ seq_printf(m, "low %lu\n",
+ atomic_long_read(&memcg->memory_events[MEMCG_LOW]));
+ seq_printf(m, "high %lu\n",
+ atomic_long_read(&memcg->memory_events[MEMCG_HIGH]));
+ seq_printf(m, "max %lu\n",
+ atomic_long_read(&memcg->memory_events[MEMCG_MAX]));
+ seq_printf(m, "oom %lu\n",
+ atomic_long_read(&memcg->memory_events[MEMCG_OOM]));
+ seq_printf(m, "oom_kill %lu\n",
+ atomic_long_read(&memcg->memory_events[MEMCG_OOM_KILL]));

return 0;
}
@@ -5325,7 +5347,7 @@ static int memory_stat_show(struct seq_file *m, void *v)
{
struct mem_cgroup *memcg = mem_cgroup_from_css(seq_css(m));
unsigned long stat[MEMCG_NR_STAT];
- unsigned long events[MEMCG_NR_EVENTS];
+ unsigned long events[NR_VM_EVENT_ITEMS];
int i;

/*
diff --git a/mm/memory.c b/mm/memory.c
index 21a0bbb9c21f..c4f142d1ff98 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -149,7 +149,7 @@ static int __init init_zero_pfn(void)
zero_pfn = page_to_pfn(ZERO_PAGE(0));
return 0;
}
-core_initcall(init_zero_pfn);
+early_initcall(init_zero_pfn);


#if defined(SPLIT_RSS_COUNTING)
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 6482d743c5c8..6f1bed211122 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -917,7 +917,7 @@ static void oom_kill_process(struct oom_control *oc, const char *message)

/* Raise event before sending signal: task reaper must see this */
count_vm_event(OOM_KILL);
- count_memcg_event_mm(mm, OOM_KILL);
+ memcg_memory_event_mm(mm, MEMCG_OOM_KILL);

/*
* We should send SIGKILL before granting access to memory reserves
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 5ee6fbdec8a8..b37e6dd50925 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -2628,7 +2628,7 @@ static bool shrink_node(pg_data_t *pgdat, struct scan_control *sc)
sc->memcg_low_skipped = 1;
continue;
}
- mem_cgroup_event(memcg, MEMCG_LOW);
+ memcg_memory_event(memcg, MEMCG_LOW);
}

reclaimed = sc->nr_reclaimed;
diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
index b4268bd2e557..36a67e62710c 100644
--- a/net/appletalk/ddp.c
+++ b/net/appletalk/ddp.c
@@ -1575,8 +1575,8 @@ static int atalk_sendmsg(struct socket *sock, struct msghdr *msg, size_t len)
struct sk_buff *skb;
struct net_device *dev;
struct ddpehdr *ddp;
- int size;
- struct atalk_route *rt;
+ int size, hard_header_len;
+ struct atalk_route *rt, *rt_lo = NULL;
int err;

if (flags & ~(MSG_DONTWAIT|MSG_CMSG_COMPAT))
@@ -1639,7 +1639,22 @@ static int atalk_sendmsg(struct socket *sock, struct msghdr *msg, size_t len)
SOCK_DEBUG(sk, "SK %p: Size needed %d, device %s\n",
sk, size, dev->name);

- size += dev->hard_header_len;
+ hard_header_len = dev->hard_header_len;
+ /* Leave room for loopback hardware header if necessary */
+ if (usat->sat_addr.s_node == ATADDR_BCAST &&
+ (dev->flags & IFF_LOOPBACK || !(rt->flags & RTF_GATEWAY))) {
+ struct atalk_addr at_lo;
+
+ at_lo.s_node = 0;
+ at_lo.s_net = 0;
+
+ rt_lo = atrtr_find(&at_lo);
+
+ if (rt_lo && rt_lo->dev->hard_header_len > hard_header_len)
+ hard_header_len = rt_lo->dev->hard_header_len;
+ }
+
+ size += hard_header_len;
release_sock(sk);
skb = sock_alloc_send_skb(sk, size, (flags & MSG_DONTWAIT), &err);
lock_sock(sk);
@@ -1647,7 +1662,7 @@ static int atalk_sendmsg(struct socket *sock, struct msghdr *msg, size_t len)
goto out;

skb_reserve(skb, ddp_dl->header_length);
- skb_reserve(skb, dev->hard_header_len);
+ skb_reserve(skb, hard_header_len);
skb->dev = dev;

SOCK_DEBUG(sk, "SK %p: Begin build.\n", sk);
@@ -1698,18 +1713,12 @@ static int atalk_sendmsg(struct socket *sock, struct msghdr *msg, size_t len)
/* loop back */
skb_orphan(skb);
if (ddp->deh_dnode == ATADDR_BCAST) {
- struct atalk_addr at_lo;
-
- at_lo.s_node = 0;
- at_lo.s_net = 0;
-
- rt = atrtr_find(&at_lo);
- if (!rt) {
+ if (!rt_lo) {
kfree_skb(skb);
err = -ENETUNREACH;
goto out;
}
- dev = rt->dev;
+ dev = rt_lo->dev;
skb->dev = dev;
}
ddp_dl->request(ddp_dl, skb, dev->dev_addr);
diff --git a/net/core/filter.c b/net/core/filter.c
index a3646230fbee..a33cf7b28e4d 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -2279,17 +2279,14 @@ static int bpf_skb_net_shrink(struct sk_buff *skb, u32 len_diff)
return 0;
}

-static u32 __bpf_skb_max_len(const struct sk_buff *skb)
-{
- return skb->dev->mtu + skb->dev->hard_header_len;
-}
+#define BPF_SKB_MAX_LEN SKB_MAX_ALLOC

static int bpf_skb_adjust_net(struct sk_buff *skb, s32 len_diff)
{
bool trans_same = skb->transport_header == skb->network_header;
u32 len_cur, len_diff_abs = abs(len_diff);
u32 len_min = bpf_skb_net_base_len(skb);
- u32 len_max = __bpf_skb_max_len(skb);
+ u32 len_max = BPF_SKB_MAX_LEN;
__be16 proto = skb->protocol;
bool shrink = len_diff < 0;
int ret;
@@ -2368,7 +2365,7 @@ static int bpf_skb_trim_rcsum(struct sk_buff *skb, unsigned int new_len)
BPF_CALL_3(bpf_skb_change_tail, struct sk_buff *, skb, u32, new_len,
u64, flags)
{
- u32 max_len = __bpf_skb_max_len(skb);
+ u32 max_len = BPF_SKB_MAX_LEN;
u32 min_len = __bpf_skb_min_len(skb);
int ret;

@@ -2419,7 +2416,7 @@ static const struct bpf_func_proto bpf_skb_change_tail_proto = {
BPF_CALL_3(bpf_skb_change_head, struct sk_buff *, skb, u32, head_room,
u64, flags)
{
- u32 max_len = __bpf_skb_max_len(skb);
+ u32 max_len = BPF_SKB_MAX_LEN;
u32 new_len = skb->len + head_room;
int ret;

diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index b438bed6749d..2cd3508a3786 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -319,6 +319,11 @@ static int dccp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
if (!ipv6_unicast_destination(skb))
return 0; /* discard, don't send a reset here */

+ if (ipv6_addr_v4mapped(&ipv6_hdr(skb)->saddr)) {
+ __IP6_INC_STATS(sock_net(sk), NULL, IPSTATS_MIB_INHDRERRORS);
+ return 0;
+ }
+
if (dccp_bad_service_code(sk, service)) {
dcb->dccpd_reset_code = DCCP_RESET_CODE_BAD_SERVICE_CODE;
goto drop;
diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c
index e41070fb4fc0..9ee208a348f5 100644
--- a/net/ipv6/ip6_input.c
+++ b/net/ipv6/ip6_input.c
@@ -173,16 +173,6 @@ int ipv6_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt
if (ipv6_addr_is_multicast(&hdr->saddr))
goto err;

- /* While RFC4291 is not explicit about v4mapped addresses
- * in IPv6 headers, it seems clear linux dual-stack
- * model can not deal properly with these.
- * Security models could be fooled by ::ffff:127.0.0.1 for example.
- *
- * https://tools.ietf.org/html/draft-itojun-v6ops-v4mapped-harmful-02
- */
- if (ipv6_addr_v4mapped(&hdr->saddr))
- goto err;
-
skb->transport_header = skb->network_header + sizeof(*hdr);
IP6CB(skb)->nhoff = offsetof(struct ipv6hdr, nexthdr);

diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index a516490de3db..037958ccc9f5 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -1013,6 +1013,11 @@ static int tcp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
if (!ipv6_unicast_destination(skb))
goto drop;

+ if (ipv6_addr_v4mapped(&ipv6_hdr(skb)->saddr)) {
+ __IP6_INC_STATS(sock_net(sk), NULL, IPSTATS_MIB_INHDRERRORS);
+ return 0;
+ }
+
return tcp_conn_request(&tcp6_request_sock_ops,
&tcp_request_sock_ipv6_ops, sk, skb);

diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c
index 03043d5221e9..27dfd85830d8 100644
--- a/net/sunrpc/auth_gss/svcauth_gss.c
+++ b/net/sunrpc/auth_gss/svcauth_gss.c
@@ -1713,11 +1713,14 @@ static int
svcauth_gss_release(struct svc_rqst *rqstp)
{
struct gss_svc_data *gsd = (struct gss_svc_data *)rqstp->rq_auth_data;
- struct rpc_gss_wire_cred *gc = &gsd->clcred;
+ struct rpc_gss_wire_cred *gc;
struct xdr_buf *resbuf = &rqstp->rq_res;
int stat = -EINVAL;
struct sunrpc_net *sn = net_generic(SVC_NET(rqstp), sunrpc_net_id);

+ if (!gsd)
+ goto out;
+ gc = &gsd->clcred;
if (gc->gc_proc != RPC_GSS_PROC_DATA)
goto out;
/* Release can be called twice, but we only wrap once. */
@@ -1758,10 +1761,10 @@ svcauth_gss_release(struct svc_rqst *rqstp)
if (rqstp->rq_cred.cr_group_info)
put_group_info(rqstp->rq_cred.cr_group_info);
rqstp->rq_cred.cr_group_info = NULL;
- if (gsd->rsci)
+ if (gsd && gsd->rsci) {
cache_put(&gsd->rsci->h, sn->rsc_cache);
- gsd->rsci = NULL;
-
+ gsd->rsci = NULL;
+ }
return stat;
}

diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c
index eafcc75f289a..ae85a5e5648b 100644
--- a/net/vmw_vsock/af_vsock.c
+++ b/net/vmw_vsock/af_vsock.c
@@ -635,6 +635,7 @@ struct sock *__vsock_create(struct net *net,
vsk->trusted = psk->trusted;
vsk->owner = get_cred(psk->owner);
vsk->connect_timeout = psk->connect_timeout;
+ security_sk_clone(parent, sk);
} else {
vsk->trusted = ns_capable_noaudit(&init_user_ns, CAP_NET_ADMIN);
vsk->owner = get_current_cred();
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 437fca15e5ef..29de586c172f 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -4642,7 +4642,7 @@ static void alc_determine_headset_type(struct hda_codec *codec)
case 0x10ec0274:
case 0x10ec0294:
alc_process_coef_fw(codec, coef0274);
- msleep(80);
+ msleep(850);
val = alc_read_coef_idx(codec, 0x46);
is_ctia = (val & 0x00f0) == 0x00f0;
break;
@@ -4811,6 +4811,7 @@ static void alc_update_headset_jack_cb(struct hda_codec *codec,
struct alc_spec *spec = codec->spec;
spec->current_headset_type = ALC_HEADSET_TYPE_UNKNOWN;
snd_hda_gen_hp_automute(codec, jack);
+ alc_update_headset_mode(codec);
}

static void alc_probe_headset_mode(struct hda_codec *codec)
diff --git a/sound/soc/codecs/cs42l42.c b/sound/soc/codecs/cs42l42.c
index a2324a0e72ee..39adb2fdd003 100644
--- a/sound/soc/codecs/cs42l42.c
+++ b/sound/soc/codecs/cs42l42.c
@@ -405,7 +405,7 @@ static const struct regmap_config cs42l42_regmap = {
};

static DECLARE_TLV_DB_SCALE(adc_tlv, -9600, 100, false);
-static DECLARE_TLV_DB_SCALE(mixer_tlv, -6200, 100, false);
+static DECLARE_TLV_DB_SCALE(mixer_tlv, -6300, 100, true);

static const char * const cs42l42_hpf_freq_text[] = {
"1.86Hz", "120Hz", "235Hz", "466Hz"
@@ -462,7 +462,7 @@ static const struct snd_kcontrol_new cs42l42_snd_controls[] = {
CS42L42_DAC_HPF_EN_SHIFT, true, false),
SOC_DOUBLE_R_TLV("Mixer Volume", CS42L42_MIXER_CHA_VOL,
CS42L42_MIXER_CHB_VOL, CS42L42_MIXER_CH_VOL_SHIFT,
- 0x3e, 1, mixer_tlv)
+ 0x3f, 1, mixer_tlv)
};

static int cs42l42_hpdrv_evt(struct snd_soc_dapm_widget *w,
@@ -1809,7 +1809,7 @@ static int cs42l42_i2c_probe(struct i2c_client *i2c_client,
dev_dbg(&i2c_client->dev, "Found reset GPIO\n");
gpiod_set_value_cansleep(cs42l42->reset_gpio, 1);
}
- mdelay(3);
+ usleep_range(CS42L42_BOOT_TIME_US, CS42L42_BOOT_TIME_US * 2);

/* Request IRQ */
ret = devm_request_threaded_irq(&i2c_client->dev,
@@ -1936,6 +1936,7 @@ static int cs42l42_runtime_resume(struct device *dev)
}

gpiod_set_value_cansleep(cs42l42->reset_gpio, 1);
+ usleep_range(CS42L42_BOOT_TIME_US, CS42L42_BOOT_TIME_US * 2);

regcache_cache_only(cs42l42->regmap, false);
regcache_sync(cs42l42->regmap);
diff --git a/sound/soc/codecs/cs42l42.h b/sound/soc/codecs/cs42l42.h
index d87a0a5322d5..3d5fa343db96 100644
--- a/sound/soc/codecs/cs42l42.h
+++ b/sound/soc/codecs/cs42l42.h
@@ -743,6 +743,7 @@
#define CS42L42_FRAC2_VAL(val) (((val) & 0xff0000) >> 16)

#define CS42L42_NUM_SUPPLIES 5
+#define CS42L42_BOOT_TIME_US 3000

static const char *const cs42l42_supply_names[CS42L42_NUM_SUPPLIES] = {
"VA",
diff --git a/sound/soc/codecs/es8316.c b/sound/soc/codecs/es8316.c
index 949dbdc0445e..0410f2e5183c 100644
--- a/sound/soc/codecs/es8316.c
+++ b/sound/soc/codecs/es8316.c
@@ -56,13 +56,8 @@ static const SNDRV_CTL_TLVD_DECLARE_DB_RANGE(adc_pga_gain_tlv,
1, 1, TLV_DB_SCALE_ITEM(0, 0, 0),
2, 2, TLV_DB_SCALE_ITEM(250, 0, 0),
3, 3, TLV_DB_SCALE_ITEM(450, 0, 0),
- 4, 4, TLV_DB_SCALE_ITEM(700, 0, 0),
- 5, 5, TLV_DB_SCALE_ITEM(1000, 0, 0),
- 6, 6, TLV_DB_SCALE_ITEM(1300, 0, 0),
- 7, 7, TLV_DB_SCALE_ITEM(1600, 0, 0),
- 8, 8, TLV_DB_SCALE_ITEM(1800, 0, 0),
- 9, 9, TLV_DB_SCALE_ITEM(2100, 0, 0),
- 10, 10, TLV_DB_SCALE_ITEM(2400, 0, 0),
+ 4, 7, TLV_DB_SCALE_ITEM(700, 300, 0),
+ 8, 10, TLV_DB_SCALE_ITEM(1800, 300, 0),
);

static const SNDRV_CTL_TLVD_DECLARE_DB_RANGE(hpout_vol_tlv,
diff --git a/sound/soc/codecs/rt5640.c b/sound/soc/codecs/rt5640.c
index 438fe52a12df..5af5dfc0fd46 100644
--- a/sound/soc/codecs/rt5640.c
+++ b/sound/soc/codecs/rt5640.c
@@ -341,9 +341,9 @@ static bool rt5640_readable_register(struct device *dev, unsigned int reg)
}

static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -4650, 150, 0);
-static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -65625, 375, 0);
+static const DECLARE_TLV_DB_MINMAX(dac_vol_tlv, -6562, 0);
static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -3450, 150, 0);
-static const DECLARE_TLV_DB_SCALE(adc_vol_tlv, -17625, 375, 0);
+static const DECLARE_TLV_DB_MINMAX(adc_vol_tlv, -1762, 3000);
static const DECLARE_TLV_DB_SCALE(adc_bst_tlv, 0, 1200, 0);

/* {0, +20, +24, +30, +35, +40, +44, +50, +52} dB */
diff --git a/sound/soc/codecs/rt5651.c b/sound/soc/codecs/rt5651.c
index 57c2add323c4..38510fd06458 100644
--- a/sound/soc/codecs/rt5651.c
+++ b/sound/soc/codecs/rt5651.c
@@ -287,9 +287,9 @@ static bool rt5651_readable_register(struct device *dev, unsigned int reg)
}

static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -4650, 150, 0);
-static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -65625, 375, 0);
+static const DECLARE_TLV_DB_MINMAX(dac_vol_tlv, -6562, 0);
static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -3450, 150, 0);
-static const DECLARE_TLV_DB_SCALE(adc_vol_tlv, -17625, 375, 0);
+static const DECLARE_TLV_DB_MINMAX(adc_vol_tlv, -1762, 3000);
static const DECLARE_TLV_DB_SCALE(adc_bst_tlv, 0, 1200, 0);

/* {0, +20, +24, +30, +35, +40, +44, +50, +52} dB */
diff --git a/sound/soc/codecs/rt5659.c b/sound/soc/codecs/rt5659.c
index fa66b11df8d4..ae626d57c1ad 100644
--- a/sound/soc/codecs/rt5659.c
+++ b/sound/soc/codecs/rt5659.c
@@ -3391,12 +3391,17 @@ static int rt5659_set_dai_sysclk(struct snd_soc_dai *dai,
struct snd_soc_codec *codec = dai->codec;
struct rt5659_priv *rt5659 = snd_soc_codec_get_drvdata(codec);
unsigned int reg_val = 0;
+ int ret;

if (freq == rt5659->sysclk && clk_id == rt5659->sysclk_src)
return 0;

switch (clk_id) {
case RT5659_SCLK_S_MCLK:
+ ret = clk_set_rate(rt5659->mclk, freq);
+ if (ret)
+ return ret;
+
reg_val |= RT5659_SCLK_SRC_MCLK;
break;
case RT5659_SCLK_S_PLL1:
diff --git a/sound/soc/codecs/sgtl5000.c b/sound/soc/codecs/sgtl5000.c
index d64cb28e8dc5..b7a0002d9872 100644
--- a/sound/soc/codecs/sgtl5000.c
+++ b/sound/soc/codecs/sgtl5000.c
@@ -75,7 +75,7 @@ static const struct reg_default sgtl5000_reg_defaults[] = {
{ SGTL5000_DAP_EQ_BASS_BAND4, 0x002f },
{ SGTL5000_DAP_MAIN_CHAN, 0x8000 },
{ SGTL5000_DAP_MIX_CHAN, 0x0000 },
- { SGTL5000_DAP_AVC_CTRL, 0x0510 },
+ { SGTL5000_DAP_AVC_CTRL, 0x5100 },
{ SGTL5000_DAP_AVC_THRESHOLD, 0x1473 },
{ SGTL5000_DAP_AVC_ATTACK, 0x0028 },
{ SGTL5000_DAP_AVC_DECAY, 0x0050 },
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index a5a274d7c560..6fc9ad067d82 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -1156,6 +1156,7 @@ bool snd_usb_get_sample_rate_quirk(struct snd_usb_audio *chip)
case USB_ID(0x21B4, 0x0081): /* AudioQuest DragonFly */
case USB_ID(0x2912, 0x30c8): /* Audioengine D1 */
case USB_ID(0x413c, 0xa506): /* Dell AE515 sound bar */
+ case USB_ID(0x046d, 0x084c): /* Logitech ConferenceCam Connect */
return true;
}
return false;