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Date: Tue, 8 Mar 2022 19:21:37 +0100
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 4.9.305
diff --git a/Makefile b/Makefile
index bd2f7d437b43..308c848b01dc 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 9
-SUBLEVEL = 304
+SUBLEVEL = 305
EXTRAVERSION =
NAME = Roaring Lionus
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 7edc6c3f4bd9..a99e7ebcd004 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -228,12 +228,14 @@ early_param("ecc", early_ecc);
static int __init early_cachepolicy(char *p)
{
pr_warn("cachepolicy kernel parameter not supported without cp15\n");
+ return 0;
}
early_param("cachepolicy", early_cachepolicy);
static int __init noalign_setup(char *__unused)
{
pr_warn("noalign kernel parameter not supported without cp15\n");
+ return 1;
}
__setup("noalign", noalign_setup);
diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c
index 821fc1f2324c..44cc02afaa8b 100644
--- a/drivers/ata/pata_hpt37x.c
+++ b/drivers/ata/pata_hpt37x.c
@@ -964,14 +964,14 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
if ((freq >> 12) != 0xABCDE) {
int i;
- u8 sr;
+ u16 sr;
u32 total = 0;
pr_warn("BIOS has not set timing clocks\n");
/* This is the process the HPT371 BIOS is reported to use */
for (i = 0; i < 128; i++) {
- pci_read_config_byte(dev, 0x78, &sr);
+ pci_read_config_word(dev, 0x78, &sr);
total += sr & 0x1FF;
udelay(15);
}
diff --git a/drivers/dma/sh/shdma-base.c b/drivers/dma/sh/shdma-base.c
index 12fa48e380cf..4f8dfe77da3c 100644
--- a/drivers/dma/sh/shdma-base.c
+++ b/drivers/dma/sh/shdma-base.c
@@ -118,8 +118,10 @@ static dma_cookie_t shdma_tx_submit(struct dma_async_tx_descriptor *tx)
ret = pm_runtime_get(schan->dev);
spin_unlock_irq(&schan->chan_lock);
- if (ret < 0)
+ if (ret < 0) {
dev_err(schan->dev, "%s(): GET = %d\n", __func__, ret);
+ pm_runtime_put(schan->dev);
+ }
pm_runtime_barrier(schan->dev);
diff --git a/drivers/firmware/efi/vars.c b/drivers/firmware/efi/vars.c
index fceaafd67ec6..e619ced030d5 100644
--- a/drivers/firmware/efi/vars.c
+++ b/drivers/firmware/efi/vars.c
@@ -763,6 +763,7 @@ int efivar_entry_set_safe(efi_char16_t *name, efi_guid_t vendor, u32 attributes,
{
const struct efivar_operations *ops;
efi_status_t status;
+ unsigned long varsize;
if (!__efivars)
return -EINVAL;
@@ -785,15 +786,17 @@ int efivar_entry_set_safe(efi_char16_t *name, efi_guid_t vendor, u32 attributes,
return efivar_entry_set_nonblocking(name, vendor, attributes,
size, data);
+ varsize = size + ucs2_strsize(name, 1024);
if (!block) {
if (down_trylock(&efivars_lock))
return -EBUSY;
+ status = check_var_size_nonblocking(attributes, varsize);
} else {
if (down_interruptible(&efivars_lock))
return -EINTR;
+ status = check_var_size(attributes, varsize);
}
- status = check_var_size(attributes, size + ucs2_strsize(name, 1024));
if (status != EFI_SUCCESS) {
up(&efivars_lock);
return -ENOSPC;
diff --git a/drivers/firmware/qemu_fw_cfg.c b/drivers/firmware/qemu_fw_cfg.c
index 595bf12e7653..062d0eb50799 100644
--- a/drivers/firmware/qemu_fw_cfg.c
+++ b/drivers/firmware/qemu_fw_cfg.c
@@ -462,12 +462,12 @@ static int fw_cfg_register_file(const struct fw_cfg_file *f)
err = kobject_init_and_add(&entry->kobj, &fw_cfg_sysfs_entry_ktype,
fw_cfg_sel_ko, "%d", entry->f.select);
if (err)
- goto err_register;
+ goto err_put_entry;
/* add raw binary content access */
err = sysfs_create_bin_file(&entry->kobj, &fw_cfg_sysfs_attr_raw);
if (err)
- goto err_add_raw;
+ goto err_del_entry;
/* try adding "/sys/firmware/qemu_fw_cfg/by_name/" symlink */
fw_cfg_build_symlink(fw_cfg_fname_kset, &entry->kobj, entry->f.name);
@@ -476,10 +476,10 @@ static int fw_cfg_register_file(const struct fw_cfg_file *f)
fw_cfg_sysfs_cache_enlist(entry);
return 0;
-err_add_raw:
+err_del_entry:
kobject_del(&entry->kobj);
-err_register:
- kfree(entry);
+err_put_entry:
+ kobject_put(&entry->kobj);
return err;
}
diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c
index 3cafa1d28fed..07dea71d41fc 100644
--- a/drivers/hid/hid-debug.c
+++ b/drivers/hid/hid-debug.c
@@ -833,7 +833,9 @@ static const char *keys[KEY_MAX + 1] = {
[KEY_F22] = "F22", [KEY_F23] = "F23",
[KEY_F24] = "F24", [KEY_PLAYCD] = "PlayCD",
[KEY_PAUSECD] = "PauseCD", [KEY_PROG3] = "Prog3",
- [KEY_PROG4] = "Prog4", [KEY_SUSPEND] = "Suspend",
+ [KEY_PROG4] = "Prog4",
+ [KEY_ALL_APPLICATIONS] = "AllApplications",
+ [KEY_SUSPEND] = "Suspend",
[KEY_CLOSE] = "Close", [KEY_PLAY] = "Play",
[KEY_FASTFORWARD] = "FastForward", [KEY_BASSBOOST] = "BassBoost",
[KEY_PRINT] = "Print", [KEY_HP] = "HP",
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index 5e1a51ba6500..1dccc072da4a 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -937,6 +937,8 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
case 0x28b: map_key_clear(KEY_FORWARDMAIL); break;
case 0x28c: map_key_clear(KEY_SEND); break;
+ case 0x2a2: map_key_clear(KEY_ALL_APPLICATIONS); break;
+
case 0x2c7: map_key_clear(KEY_KBDINPUTASSIST_PREV); break;
case 0x2c8: map_key_clear(KEY_KBDINPUTASSIST_NEXT); break;
case 0x2c9: map_key_clear(KEY_KBDINPUTASSIST_PREVGROUP); break;
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 759c621a860a..be4b7b1ad39b 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -783,7 +783,7 @@ config I2C_PXA_SLAVE
config I2C_QUP
tristate "Qualcomm QUP based I2C controller"
- depends on ARCH_QCOM
+ depends on ARCH_QCOM || COMPILE_TEST
help
If you say yes to this option, support will be included for the
built-in I2C interface on the Qualcomm SoCs.
diff --git a/drivers/i2c/busses/i2c-bcm2835.c b/drivers/i2c/busses/i2c-bcm2835.c
index 7ed09865cb4b..4729c14b7501 100644
--- a/drivers/i2c/busses/i2c-bcm2835.c
+++ b/drivers/i2c/busses/i2c-bcm2835.c
@@ -28,6 +28,11 @@
#define BCM2835_I2C_FIFO 0x10
#define BCM2835_I2C_DIV 0x14
#define BCM2835_I2C_DEL 0x18
+/*
+ * 16-bit field for the number of SCL cycles to wait after rising SCL
+ * before deciding the slave is not responding. 0 disables the
+ * timeout detection.
+ */
#define BCM2835_I2C_CLKT 0x1c
#define BCM2835_I2C_C_READ BIT(0)
@@ -313,6 +318,12 @@ static int bcm2835_i2c_probe(struct platform_device *pdev)
adap->dev.of_node = pdev->dev.of_node;
adap->quirks = &bcm2835_i2c_quirks;
+ /*
+ * Disable the hardware clock stretching timeout. SMBUS
+ * specifies a limit for how long the device can stretch the
+ * clock, but core I2C doesn't.
+ */
+ bcm2835_i2c_writel(i2c_dev, BCM2835_I2C_CLKT, 0);
bcm2835_i2c_writel(i2c_dev, BCM2835_I2C_C, 0);
ret = i2c_add_adapter(adap);
diff --git a/drivers/input/input.c b/drivers/input/input.c
index 5d94fc3fce0b..cb31236425a1 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -2112,6 +2112,12 @@ int input_register_device(struct input_dev *dev)
/* KEY_RESERVED is not supposed to be transmitted to userspace. */
__clear_bit(KEY_RESERVED, dev->keybit);
+ /* Buttonpads should not map BTN_RIGHT and/or BTN_MIDDLE. */
+ if (test_bit(INPUT_PROP_BUTTONPAD, dev->propbit)) {
+ __clear_bit(BTN_RIGHT, dev->keybit);
+ __clear_bit(BTN_MIDDLE, dev->keybit);
+ }
+
/* Make sure that bitmasks not mentioned in dev->evbit are clean. */
input_cleanse_bitmasks(dev);
diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c
index 16f5d5660053..44015e6bd6a0 100644
--- a/drivers/input/mouse/elan_i2c_core.c
+++ b/drivers/input/mouse/elan_i2c_core.c
@@ -132,55 +132,21 @@ static int elan_get_fwinfo(u8 iap_version, u16 *validpage_count,
return 0;
}
-static int elan_enable_power(struct elan_tp_data *data)
+static int elan_set_power(struct elan_tp_data *data, bool on)
{
int repeat = ETP_RETRY_COUNT;
int error;
- error = regulator_enable(data->vcc);
- if (error) {
- dev_err(&data->client->dev,
- "failed to enable regulator: %d\n", error);
- return error;
- }
-
do {
- error = data->ops->power_control(data->client, true);
+ error = data->ops->power_control(data->client, on);
if (error >= 0)
return 0;
msleep(30);
} while (--repeat > 0);
- dev_err(&data->client->dev, "failed to enable power: %d\n", error);
- return error;
-}
-
-static int elan_disable_power(struct elan_tp_data *data)
-{
- int repeat = ETP_RETRY_COUNT;
- int error;
-
- do {
- error = data->ops->power_control(data->client, false);
- if (!error) {
- error = regulator_disable(data->vcc);
- if (error) {
- dev_err(&data->client->dev,
- "failed to disable regulator: %d\n",
- error);
- /* Attempt to power the chip back up */
- data->ops->power_control(data->client, true);
- break;
- }
-
- return 0;
- }
-
- msleep(30);
- } while (--repeat > 0);
-
- dev_err(&data->client->dev, "failed to disable power: %d\n", error);
+ dev_err(&data->client->dev, "failed to set power %s: %d\n",
+ on ? "on" : "off", error);
return error;
}
@@ -1195,9 +1161,19 @@ static int __maybe_unused elan_suspend(struct device *dev)
/* Enable wake from IRQ */
data->irq_wake = (enable_irq_wake(client->irq) == 0);
} else {
- ret = elan_disable_power(data);
+ ret = elan_set_power(data, false);
+ if (ret)
+ goto err;
+
+ ret = regulator_disable(data->vcc);
+ if (ret) {
+ dev_err(dev, "error %d disabling regulator\n", ret);
+ /* Attempt to power the chip back up */
+ elan_set_power(data, true);
+ }
}
+err:
mutex_unlock(&data->sysfs_mutex);
return ret;
}
@@ -1208,12 +1184,18 @@ static int __maybe_unused elan_resume(struct device *dev)
struct elan_tp_data *data = i2c_get_clientdata(client);
int error;
- if (device_may_wakeup(dev) && data->irq_wake) {
+ if (!device_may_wakeup(dev)) {
+ error = regulator_enable(data->vcc);
+ if (error) {
+ dev_err(dev, "error %d enabling regulator\n", error);
+ goto err;
+ }
+ } else if (data->irq_wake) {
disable_irq_wake(client->irq);
data->irq_wake = false;
}
- error = elan_enable_power(data);
+ error = elan_set_power(data, true);
if (error) {
dev_err(dev, "power up when resuming failed: %d\n", error);
goto err;
diff --git a/drivers/net/arcnet/com20020-pci.c b/drivers/net/arcnet/com20020-pci.c
index 239de38fbd6a..1c9fff038569 100644
--- a/drivers/net/arcnet/com20020-pci.c
+++ b/drivers/net/arcnet/com20020-pci.c
@@ -115,6 +115,9 @@ static int com20020pci_probe(struct pci_dev *pdev,
return -ENOMEM;
ci = (struct com20020_pci_card_info *)id->driver_data;
+ if (!ci)
+ return -EINVAL;
+
priv->ci = ci;
mm = &ci->misc_map;
diff --git a/drivers/net/can/usb/gs_usb.c b/drivers/net/can/usb/gs_usb.c
index 75399aa1ba95..6771c51f72c3 100644
--- a/drivers/net/can/usb/gs_usb.c
+++ b/drivers/net/can/usb/gs_usb.c
@@ -198,8 +198,8 @@ struct gs_can {
struct gs_usb {
struct gs_can *canch[GS_MAX_INTF];
struct usb_anchor rx_submitted;
- atomic_t active_channels;
struct usb_device *udev;
+ u8 active_channels;
};
/* 'allocate' a tx context.
@@ -597,7 +597,7 @@ static int gs_can_open(struct net_device *netdev)
if (rc)
return rc;
- if (atomic_add_return(1, &parent->active_channels) == 1) {
+ if (!parent->active_channels) {
for (i = 0; i < GS_MAX_RX_URBS; i++) {
struct urb *urb;
u8 *buf;
@@ -698,6 +698,7 @@ static int gs_can_open(struct net_device *netdev)
dev->can.state = CAN_STATE_ERROR_ACTIVE;
+ parent->active_channels++;
if (!(dev->can.ctrlmode & CAN_CTRLMODE_LISTENONLY))
netif_start_queue(netdev);
@@ -713,7 +714,8 @@ static int gs_can_close(struct net_device *netdev)
netif_stop_queue(netdev);
/* Stop polling */
- if (atomic_dec_and_test(&parent->active_channels))
+ parent->active_channels--;
+ if (!parent->active_channels)
usb_kill_anchored_urbs(&parent->rx_submitted);
/* Stop sending URBs */
@@ -992,8 +994,6 @@ static int gs_usb_probe(struct usb_interface *intf,
init_usb_anchor(&dev->rx_submitted);
- atomic_set(&dev->active_channels, 0);
-
usb_set_intfdata(intf, dev);
dev->udev = interface_to_usbdev(intf);
diff --git a/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c b/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c
index a89721fad633..29220141e4e4 100644
--- a/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c
+++ b/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c
@@ -3677,6 +3677,8 @@ int t3_prep_adapter(struct adapter *adapter, const struct adapter_info *ai,
MAC_STATS_ACCUM_SECS : (MAC_STATS_ACCUM_SECS * 10);
adapter->params.pci.vpd_cap_addr =
pci_find_capability(adapter->pdev, PCI_CAP_ID_VPD);
+ if (!adapter->params.pci.vpd_cap_addr)
+ return -ENODEV;
ret = get_vpd_params(adapter, &adapter->params.vpd);
if (ret < 0)
return ret;
diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c
index 11dd7c8d576d..ab1d01dd2eb3 100644
--- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c
+++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c
@@ -2311,18 +2311,18 @@ static int __init sxgbe_cmdline_opt(char *str)
char *opt;
if (!str || !*str)
- return -EINVAL;
+ return 1;
while ((opt = strsep(&str, ",")) != NULL) {
if (!strncmp(opt, "eee_timer:", 10)) {
if (kstrtoint(opt + 10, 0, &eee_timer))
goto err;
}
}
- return 0;
+ return 1;
err:
pr_err("%s: ERROR broken module parameter conversion\n", __func__);
- return -EINVAL;
+ return 1;
}
__setup("sxgbeeth=", sxgbe_cmdline_opt);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 0a7ff854d1c3..bb44f8161ea9 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -3608,7 +3608,7 @@ static int __init stmmac_cmdline_opt(char *str)
char *opt;
if (!str || !*str)
- return -EINVAL;
+ return 1;
while ((opt = strsep(&str, ",")) != NULL) {
if (!strncmp(opt, "debug:", 6)) {
if (kstrtoint(opt + 6, 0, &debug))
@@ -3639,11 +3639,11 @@ static int __init stmmac_cmdline_opt(char *str)
goto err;
}
}
- return 0;
+ return 1;
err:
pr_err("%s: ERROR broken module parameter conversion", __func__);
- return -EINVAL;
+ return 1;
}
__setup("stmmaceth=", stmmac_cmdline_opt);
diff --git a/drivers/net/hamradio/mkiss.c b/drivers/net/hamradio/mkiss.c
index 8d85cedb4bf5..cbf959e7bbff 100644
--- a/drivers/net/hamradio/mkiss.c
+++ b/drivers/net/hamradio/mkiss.c
@@ -41,6 +41,8 @@
#define AX_MTU 236
+/* some arch define END as assembly function ending, just undef it */
+#undef END
/* SLIP/KISS protocol characters. */
#define END 0300 /* indicates end of frame */
#define ESC 0333 /* indicates byte stuffing */
diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c
index d86132d41416..95256765b388 100644
--- a/drivers/net/usb/cdc_mbim.c
+++ b/drivers/net/usb/cdc_mbim.c
@@ -652,6 +652,11 @@ static const struct usb_device_id mbim_devs[] = {
.driver_info = (unsigned long)&cdc_mbim_info_avoid_altsetting_toggle,
},
+ /* Telit FN990 */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x1bc7, 0x1071, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
+ .driver_info = (unsigned long)&cdc_mbim_info_avoid_altsetting_toggle,
+ },
+
/* default entry */
{ USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
.driver_info = (unsigned long)&cdc_mbim_info_zlp,
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index dd6924d21b8a..a34647efb5ea 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -1987,6 +1987,15 @@ static void hw_scan_work(struct work_struct *work)
memcpy(skb_put(probe, req->ie_len), req->ie,
req->ie_len);
+ if (!ieee80211_tx_prepare_skb(hwsim->hw,
+ hwsim->hw_scan_vif,
+ probe,
+ hwsim->tmp_chan->band,
+ NULL)) {
+ kfree_skb(probe);
+ continue;
+ }
+
local_bh_disable();
mac80211_hwsim_tx_frame(hwsim->hw, probe,
hwsim->tmp_chan);
@@ -2919,6 +2928,10 @@ static int hwsim_tx_info_frame_received_nl(struct sk_buff *skb_2,
}
txi->flags |= IEEE80211_TX_STAT_ACK;
}
+
+ if (hwsim_flags & HWSIM_TX_CTL_NO_ACK)
+ txi->flags |= IEEE80211_TX_STAT_NOACK_TRANSMITTED;
+
ieee80211_tx_status_irqsafe(data2->hw, skb);
return 0;
out:
diff --git a/drivers/soc/fsl/qe/qe_io.c b/drivers/soc/fsl/qe/qe_io.c
index 7ae59abc7863..127a4a836e67 100644
--- a/drivers/soc/fsl/qe/qe_io.c
+++ b/drivers/soc/fsl/qe/qe_io.c
@@ -41,6 +41,8 @@ int par_io_init(struct device_node *np)
if (ret)
return ret;
par_io = ioremap(res.start, resource_size(&res));
+ if (!par_io)
+ return -ENOMEM;
num_ports = of_get_property(np, "num-ports", NULL);
if (num_ports)
diff --git a/drivers/usb/gadget/legacy/inode.c b/drivers/usb/gadget/legacy/inode.c
index 19eb954a7afa..2b30b5a1b577 100644
--- a/drivers/usb/gadget/legacy/inode.c
+++ b/drivers/usb/gadget/legacy/inode.c
@@ -1833,8 +1833,9 @@ dev_config (struct file *fd, const char __user *buf, size_t len, loff_t *ptr)
spin_lock_irq (&dev->lock);
value = -EINVAL;
if (dev->buf) {
+ spin_unlock_irq(&dev->lock);
kfree(kbuf);
- goto fail;
+ return value;
}
dev->buf = kbuf;
@@ -1882,8 +1883,8 @@ dev_config (struct file *fd, const char __user *buf, size_t len, loff_t *ptr)
value = usb_gadget_probe_driver(&gadgetfs_driver);
if (value != 0) {
- kfree (dev->buf);
- dev->buf = NULL;
+ spin_lock_irq(&dev->lock);
+ goto fail;
} else {
/* at this point "good" hardware has for the first time
* let the USB the host see us. alternatively, if users
@@ -1900,6 +1901,9 @@ dev_config (struct file *fd, const char __user *buf, size_t len, loff_t *ptr)
return value;
fail:
+ dev->config = NULL;
+ dev->hs_config = NULL;
+ dev->dev = NULL;
spin_unlock_irq (&dev->lock);
pr_debug ("%s: %s fail %Zd, %p\n", shortname, __func__, value, dev);
kfree (dev->buf);
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 375ccd209206..95e4f074b766 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -746,6 +746,7 @@ cifs_do_mount(struct file_system_type *fs_type,
out_super:
deactivate_locked_super(sb);
+ return root;
out:
cifs_cleanup_volume_info(volume_info);
return root;
diff --git a/include/net/netfilter/nf_queue.h b/include/net/netfilter/nf_queue.h
index 2280cfe86c56..faa535defddd 100644
--- a/include/net/netfilter/nf_queue.h
+++ b/include/net/netfilter/nf_queue.h
@@ -31,7 +31,7 @@ void nf_register_queue_handler(struct net *net, const struct nf_queue_handler *q
void nf_unregister_queue_handler(struct net *net);
void nf_reinject(struct nf_queue_entry *entry, unsigned int verdict);
-void nf_queue_entry_get_refs(struct nf_queue_entry *entry);
+bool nf_queue_entry_get_refs(struct nf_queue_entry *entry);
void nf_queue_entry_release_refs(struct nf_queue_entry *entry);
static inline void init_hashrandom(u32 *jhash_initval)
diff --git a/include/uapi/linux/input-event-codes.h b/include/uapi/linux/input-event-codes.h
index b584868e1b26..fd7cacbfc8c2 100644
--- a/include/uapi/linux/input-event-codes.h
+++ b/include/uapi/linux/input-event-codes.h
@@ -277,7 +277,8 @@
#define KEY_PAUSECD 201
#define KEY_PROG3 202
#define KEY_PROG4 203
-#define KEY_DASHBOARD 204 /* AL Dashboard */
+#define KEY_ALL_APPLICATIONS 204 /* AC Desktop Show All Applications */
+#define KEY_DASHBOARD KEY_ALL_APPLICATIONS
#define KEY_SUSPEND 205
#define KEY_CLOSE 206 /* AC Close */
#define KEY_PLAY 207
diff --git a/mm/shmem.c b/mm/shmem.c
index 51aa13f59622..dffa36e6d1c4 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -2478,7 +2478,8 @@ static void shmem_tag_pins(struct address_space *mapping)
slot = radix_tree_iter_retry(&iter);
continue;
}
- } else if (page_count(page) - page_mapcount(page) > 1) {
+ } else if (!PageTail(page) && page_count(page) !=
+ hpage_nr_pages(page) + total_mapcount(page)) {
radix_tree_tag_set(&mapping->page_tree, iter.index,
SHMEM_TAG_PINNED);
}
@@ -2538,8 +2539,8 @@ static int shmem_wait_for_pins(struct address_space *mapping)
page = NULL;
}
- if (page &&
- page_count(page) - page_mapcount(page) != 1) {
+ if (page && page_count(page) !=
+ hpage_nr_pages(page) + total_mapcount(page)) {
if (scan < LAST_SCAN)
goto continue_resched;
diff --git a/net/dcb/dcbnl.c b/net/dcb/dcbnl.c
index 2dbf5a0faad3..e32a520c3702 100644
--- a/net/dcb/dcbnl.c
+++ b/net/dcb/dcbnl.c
@@ -1938,10 +1938,54 @@ int dcb_ieee_delapp(struct net_device *dev, struct dcb_app *del)
}
EXPORT_SYMBOL(dcb_ieee_delapp);
+static void dcbnl_flush_dev(struct net_device *dev)
+{
+ struct dcb_app_type *itr, *tmp;
+
+ spin_lock_bh(&dcb_lock);
+
+ list_for_each_entry_safe(itr, tmp, &dcb_app_list, list) {
+ if (itr->ifindex == dev->ifindex) {
+ list_del(&itr->list);
+ kfree(itr);
+ }
+ }
+
+ spin_unlock_bh(&dcb_lock);
+}
+
+static int dcbnl_netdevice_event(struct notifier_block *nb,
+ unsigned long event, void *ptr)
+{
+ struct net_device *dev = netdev_notifier_info_to_dev(ptr);
+
+ switch (event) {
+ case NETDEV_UNREGISTER:
+ if (!dev->dcbnl_ops)
+ return NOTIFY_DONE;
+
+ dcbnl_flush_dev(dev);
+
+ return NOTIFY_OK;
+ default:
+ return NOTIFY_DONE;
+ }
+}
+
+static struct notifier_block dcbnl_nb __read_mostly = {
+ .notifier_call = dcbnl_netdevice_event,
+};
+
static int __init dcbnl_init(void)
{
+ int err;
+
INIT_LIST_HEAD(&dcb_app_list);
+ err = register_netdevice_notifier(&dcbnl_nb);
+ if (err)
+ return err;
+
rtnl_register(PF_UNSPEC, RTM_GETDCB, dcb_doit, NULL, NULL);
rtnl_register(PF_UNSPEC, RTM_SETDCB, dcb_doit, NULL, NULL);
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index d93a98dfe52d..55be18cae35b 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1274,8 +1274,6 @@ static int ip6_setup_cork(struct sock *sk, struct inet_cork_full *cork,
if (np->frag_size)
mtu = np->frag_size;
}
- if (mtu < IPV6_MIN_MTU)
- return -EINVAL;
cork->base.fragsize = mtu;
if (dst_allfrag(rt->dst.path))
cork->base.flags |= IPCORK_ALLFRAG;
@@ -1324,8 +1322,6 @@ static int __ip6_append_data(struct sock *sk,
fragheaderlen = sizeof(struct ipv6hdr) + rt->rt6i_nfheader_len +
(opt ? opt->opt_nflen : 0);
- maxfraglen = ((mtu - fragheaderlen) & ~7) + fragheaderlen -
- sizeof(struct frag_hdr);
headersize = sizeof(struct ipv6hdr) +
(opt ? opt->opt_flen + opt->opt_nflen : 0) +
@@ -1333,6 +1329,13 @@ static int __ip6_append_data(struct sock *sk,
sizeof(struct frag_hdr) : 0) +
rt->rt6i_nfheader_len;
+ if (mtu < fragheaderlen ||
+ ((mtu - fragheaderlen) & ~7) + fragheaderlen < sizeof(struct frag_hdr))
+ goto emsgsize;
+
+ maxfraglen = ((mtu - fragheaderlen) & ~7) + fragheaderlen -
+ sizeof(struct frag_hdr);
+
/* as per RFC 7112 section 5, the entire IPv6 Header Chain must fit
* the first fragment
*/
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 3dc370ad23bf..41af02a70742 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -2607,13 +2607,13 @@ ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx)
ether_addr_equal(sdata->vif.addr, hdr->addr3))
return RX_CONTINUE;
- ac = ieee80211_select_queue_80211(sdata, skb, hdr);
+ ac = ieee802_1d_to_ac[skb->priority];
q = sdata->vif.hw_queue[ac];
if (ieee80211_queue_stopped(&local->hw, q)) {
IEEE80211_IFSTA_MESH_CTR_INC(ifmsh, dropped_frames_congestion);
return RX_DROP_MONITOR;
}
- skb_set_queue_mapping(skb, q);
+ skb_set_queue_mapping(skb, ac);
if (!--mesh_hdr->ttl) {
if (!is_multicast_ether_addr(hdr->addr1))
diff --git a/net/netfilter/nf_queue.c b/net/netfilter/nf_queue.c
index 8f08d759844a..333ea2368101 100644
--- a/net/netfilter/nf_queue.c
+++ b/net/netfilter/nf_queue.c
@@ -44,6 +44,15 @@ void nf_unregister_queue_handler(struct net *net)
}
EXPORT_SYMBOL(nf_unregister_queue_handler);
+static void nf_queue_sock_put(struct sock *sk)
+{
+#ifdef CONFIG_INET
+ sock_gen_put(sk);
+#else
+ sock_put(sk);
+#endif
+}
+
void nf_queue_entry_release_refs(struct nf_queue_entry *entry)
{
struct nf_hook_state *state = &entry->state;
@@ -54,7 +63,7 @@ void nf_queue_entry_release_refs(struct nf_queue_entry *entry)
if (state->out)
dev_put(state->out);
if (state->sk)
- sock_put(state->sk);
+ nf_queue_sock_put(state->sk);
#if IS_ENABLED(CONFIG_BRIDGE_NETFILTER)
if (entry->skb->nf_bridge) {
struct net_device *physdev;
@@ -71,10 +80,13 @@ void nf_queue_entry_release_refs(struct nf_queue_entry *entry)
EXPORT_SYMBOL_GPL(nf_queue_entry_release_refs);
/* Bump dev refs so they don't vanish while packet is out */
-void nf_queue_entry_get_refs(struct nf_queue_entry *entry)
+bool nf_queue_entry_get_refs(struct nf_queue_entry *entry)
{
struct nf_hook_state *state = &entry->state;
+ if (state->sk && !atomic_inc_not_zero(&state->sk->sk_refcnt))
+ return false;
+
if (state->in)
dev_hold(state->in);
if (state->out)
@@ -93,6 +105,7 @@ void nf_queue_entry_get_refs(struct nf_queue_entry *entry)
dev_hold(physdev);
}
#endif
+ return true;
}
EXPORT_SYMBOL_GPL(nf_queue_entry_get_refs);
@@ -139,7 +152,11 @@ static int __nf_queue(struct sk_buff *skb, const struct nf_hook_state *state,
.size = sizeof(*entry) + afinfo->route_key_size,
};
- nf_queue_entry_get_refs(entry);
+ if (!nf_queue_entry_get_refs(entry)) {
+ kfree(entry);
+ return -ENOTCONN;
+ }
+
skb_dst_force(skb);
afinfo->saveroute(skb, entry);
status = qh->outfn(entry, queuenum);
diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c
index a35510565d4d..66814a9d030c 100644
--- a/net/netfilter/nfnetlink_queue.c
+++ b/net/netfilter/nfnetlink_queue.c
@@ -673,9 +673,15 @@ static struct nf_queue_entry *
nf_queue_entry_dup(struct nf_queue_entry *e)
{
struct nf_queue_entry *entry = kmemdup(e, e->size, GFP_ATOMIC);
- if (entry)
- nf_queue_entry_get_refs(entry);
- return entry;
+
+ if (!entry)
+ return NULL;
+
+ if (nf_queue_entry_get_refs(entry))
+ return entry;
+
+ kfree(entry);
+ return NULL;
}
#if IS_ENABLED(CONFIG_BRIDGE_NETFILTER)
diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c
index e2c200c3c135..74968ddee49f 100644
--- a/sound/soc/soc-ops.c
+++ b/sound/soc/soc-ops.c
@@ -328,7 +328,7 @@ int snd_soc_put_volsw(struct snd_kcontrol *kcontrol,
mask = BIT(sign_bit + 1) - 1;
val = ucontrol->value.integer.value[0];
- if (mc->platform_max && val > mc->platform_max)
+ if (mc->platform_max && ((int)val + min) > mc->platform_max)
return -EINVAL;
if (val > max - min)
return -EINVAL;
@@ -341,7 +341,7 @@ int snd_soc_put_volsw(struct snd_kcontrol *kcontrol,
val = val << shift;
if (snd_soc_volsw_is_stereo(mc)) {
val2 = ucontrol->value.integer.value[1];
- if (mc->platform_max && val2 > mc->platform_max)
+ if (mc->platform_max && ((int)val2 + min) > mc->platform_max)
return -EINVAL;
if (val2 > max - min)
return -EINVAL;
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