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Message-Id: <16484509993174@kroah.com>
Date: Mon, 28 Mar 2022 09:03:20 +0200
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 4.9.309
diff --git a/Makefile b/Makefile
index ecf06e17c3c8..c1d4ddadbcb5 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 9
-SUBLEVEL = 308
+SUBLEVEL = 309
EXTRAVERSION =
NAME = Roaring Lionus
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index c3fba8b52753..28e241e63567 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -1324,6 +1324,17 @@ static int __init disable_acpi_pci(const struct dmi_system_id *d)
return 0;
}
+static int __init disable_acpi_xsdt(const struct dmi_system_id *d)
+{
+ if (!acpi_force) {
+ pr_notice("%s detected: force use of acpi=rsdt\n", d->ident);
+ acpi_gbl_do_not_use_xsdt = TRUE;
+ } else {
+ pr_notice("Warning: DMI blacklist says broken, but acpi XSDT forced\n");
+ }
+ return 0;
+}
+
static int __init dmi_disable_acpi(const struct dmi_system_id *d)
{
if (!acpi_force) {
@@ -1444,6 +1455,19 @@ static struct dmi_system_id __initdata acpi_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 360"),
},
},
+ /*
+ * Boxes that need ACPI XSDT use disabled due to corrupted tables
+ */
+ {
+ .callback = disable_acpi_xsdt,
+ .ident = "Advantech DAC-BJ01",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "NEC"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Bearlake CRB Board"),
+ DMI_MATCH(DMI_BIOS_VERSION, "V1.12"),
+ DMI_MATCH(DMI_BIOS_DATE, "02/01/2011"),
+ },
+ },
{}
};
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 69c6f02f16b5..ee300bbe8831 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -88,6 +88,10 @@ enum acpi_battery_files {
static const struct acpi_device_id battery_device_ids[] = {
{"PNP0C0A", 0},
+
+ /* Microsoft Surface Go 3 */
+ {"MSHW0146", 0},
+
{"", 0},
};
@@ -1153,6 +1157,14 @@ static const struct dmi_system_id bat_dmi_table[] __initconst = {
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire V5-573G"),
},
},
+ {
+ /* Microsoft Surface Go 3 */
+ .callback = battery_notification_delay_quirk,
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Surface Go 3"),
+ },
+ },
{},
};
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index ec2f77a47150..2837b2f98213 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -135,6 +135,81 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "UL30A"),
},
},
+ /*
+ * Clevo NL5xRU and NL5xNU/TUXEDO Aura 15 Gen1 and Gen2 have both a
+ * working native and video interface. However the default detection
+ * mechanism first registers the video interface before unregistering
+ * it again and switching to the native interface during boot. This
+ * results in a dangling SBIOS request for backlight change for some
+ * reason, causing the backlight to switch to ~2% once per boot on the
+ * first power cord connect or disconnect event. Setting the native
+ * interface explicitly circumvents this buggy behaviour, by avoiding
+ * the unregistering process.
+ */
+ {
+ .callback = video_detect_force_native,
+ .ident = "Clevo NL5xRU",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
+ DMI_MATCH(DMI_BOARD_NAME, "NL5xRU"),
+ },
+ },
+ {
+ .callback = video_detect_force_native,
+ .ident = "Clevo NL5xRU",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "SchenkerTechnologiesGmbH"),
+ DMI_MATCH(DMI_BOARD_NAME, "NL5xRU"),
+ },
+ },
+ {
+ .callback = video_detect_force_native,
+ .ident = "Clevo NL5xRU",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
+ DMI_MATCH(DMI_BOARD_NAME, "NL5xRU"),
+ },
+ },
+ {
+ .callback = video_detect_force_native,
+ .ident = "Clevo NL5xRU",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
+ DMI_MATCH(DMI_BOARD_NAME, "AURA1501"),
+ },
+ },
+ {
+ .callback = video_detect_force_native,
+ .ident = "Clevo NL5xRU",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
+ DMI_MATCH(DMI_BOARD_NAME, "EDUBOOK1502"),
+ },
+ },
+ {
+ .callback = video_detect_force_native,
+ .ident = "Clevo NL5xNU",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
+ DMI_MATCH(DMI_BOARD_NAME, "NL5xNU"),
+ },
+ },
+ {
+ .callback = video_detect_force_native,
+ .ident = "Clevo NL5xNU",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "SchenkerTechnologiesGmbH"),
+ DMI_MATCH(DMI_BOARD_NAME, "NL5xNU"),
+ },
+ },
+ {
+ .callback = video_detect_force_native,
+ .ident = "Clevo NL5xNU",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
+ DMI_MATCH(DMI_BOARD_NAME, "NL5xNU"),
+ },
+ },
/*
* These models have a working acpi_video backlight control, and using
diff --git a/drivers/crypto/qat/qat_common/qat_crypto.c b/drivers/crypto/qat/qat_common/qat_crypto.c
index 3852d31ce0a4..37a9f969c59c 100644
--- a/drivers/crypto/qat/qat_common/qat_crypto.c
+++ b/drivers/crypto/qat/qat_common/qat_crypto.c
@@ -170,6 +170,14 @@ int qat_crypto_dev_config(struct adf_accel_dev *accel_dev)
goto err;
if (adf_cfg_section_add(accel_dev, "Accelerator0"))
goto err;
+
+ /* Temporarily set the number of crypto instances to zero to avoid
+ * registering the crypto algorithms.
+ * This will be removed when the algorithms will support the
+ * CRYPTO_TFM_REQ_MAY_BACKLOG flag
+ */
+ instances = 0;
+
for (i = 0; i < instances; i++) {
val = i;
snprintf(key, sizeof(key), ADF_CY "%d" ADF_RING_BANK_NUM, i);
diff --git a/drivers/nfc/st21nfca/se.c b/drivers/nfc/st21nfca/se.c
index eac608a457f0..475f8a67856d 100644
--- a/drivers/nfc/st21nfca/se.c
+++ b/drivers/nfc/st21nfca/se.c
@@ -330,6 +330,11 @@ int st21nfca_connectivity_event_received(struct nfc_hci_dev *hdev, u8 host,
return -ENOMEM;
transaction->aid_len = skb->data[1];
+
+ /* Checking if the length of the AID is valid */
+ if (transaction->aid_len > sizeof(transaction->aid))
+ return -EINVAL;
+
memcpy(transaction->aid, &skb->data[2],
transaction->aid_len);
@@ -339,6 +344,11 @@ int st21nfca_connectivity_event_received(struct nfc_hci_dev *hdev, u8 host,
return -EPROTO;
transaction->params_len = skb->data[transaction->aid_len + 3];
+
+ /* Total size is allocated (skb->len - 2) minus fixed array members */
+ if (transaction->params_len > ((skb->len - 2) - sizeof(struct nfc_evt_transaction)))
+ return -EINVAL;
+
memcpy(transaction->params, skb->data +
transaction->aid_len + 4, transaction->params_len);
diff --git a/drivers/staging/fbtft/fb_st7789v.c b/drivers/staging/fbtft/fb_st7789v.c
index 085e9872c46d..93bfde68f545 100644
--- a/drivers/staging/fbtft/fb_st7789v.c
+++ b/drivers/staging/fbtft/fb_st7789v.c
@@ -85,6 +85,8 @@ enum st7789v_command {
*/
static int init_display(struct fbtft_par *par)
{
+ par->fbtftops.reset(par);
+
/* turn off sleep mode */
write_reg(par, MIPI_DCS_EXIT_SLEEP_MODE);
mdelay(120);
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 55be18cae35b..775901abe678 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1329,8 +1329,8 @@ 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))
+ if (mtu <= fragheaderlen ||
+ ((mtu - fragheaderlen) & ~7) + fragheaderlen <= sizeof(struct frag_hdr))
goto emsgsize;
maxfraglen = ((mtu - fragheaderlen) & ~7) + fragheaderlen -
diff --git a/net/llc/af_llc.c b/net/llc/af_llc.c
index a8866455e8b2..b6dbec793ebb 100644
--- a/net/llc/af_llc.c
+++ b/net/llc/af_llc.c
@@ -274,6 +274,7 @@ static int llc_ui_autobind(struct socket *sock, struct sockaddr_llc *addr)
{
struct sock *sk = sock->sk;
struct llc_sock *llc = llc_sk(sk);
+ struct net_device *dev = NULL;
struct llc_sap *sap;
int rc = -EINVAL;
@@ -285,14 +286,14 @@ static int llc_ui_autobind(struct socket *sock, struct sockaddr_llc *addr)
goto out;
rc = -ENODEV;
if (sk->sk_bound_dev_if) {
- llc->dev = dev_get_by_index(&init_net, sk->sk_bound_dev_if);
- if (llc->dev && addr->sllc_arphrd != llc->dev->type) {
- dev_put(llc->dev);
- llc->dev = NULL;
+ dev = dev_get_by_index(&init_net, sk->sk_bound_dev_if);
+ if (dev && addr->sllc_arphrd != dev->type) {
+ dev_put(dev);
+ dev = NULL;
}
} else
- llc->dev = dev_getfirstbyhwtype(&init_net, addr->sllc_arphrd);
- if (!llc->dev)
+ dev = dev_getfirstbyhwtype(&init_net, addr->sllc_arphrd);
+ if (!dev)
goto out;
rc = -EUSERS;
llc->laddr.lsap = llc_ui_autoport();
@@ -302,6 +303,11 @@ static int llc_ui_autobind(struct socket *sock, struct sockaddr_llc *addr)
sap = llc_sap_open(llc->laddr.lsap, NULL);
if (!sap)
goto out;
+
+ /* Note: We do not expect errors from this point. */
+ llc->dev = dev;
+ dev = NULL;
+
memcpy(llc->laddr.mac, llc->dev->dev_addr, IFHWADDRLEN);
memcpy(&llc->addr, addr, sizeof(llc->addr));
/* assign new connection to its SAP */
@@ -309,6 +315,7 @@ static int llc_ui_autobind(struct socket *sock, struct sockaddr_llc *addr)
sock_reset_flag(sk, SOCK_ZAPPED);
rc = 0;
out:
+ dev_put(dev);
return rc;
}
@@ -331,6 +338,7 @@ static int llc_ui_bind(struct socket *sock, struct sockaddr *uaddr, int addrlen)
struct sockaddr_llc *addr = (struct sockaddr_llc *)uaddr;
struct sock *sk = sock->sk;
struct llc_sock *llc = llc_sk(sk);
+ struct net_device *dev = NULL;
struct llc_sap *sap;
int rc = -EINVAL;
@@ -347,25 +355,26 @@ static int llc_ui_bind(struct socket *sock, struct sockaddr *uaddr, int addrlen)
rc = -ENODEV;
rcu_read_lock();
if (sk->sk_bound_dev_if) {
- llc->dev = dev_get_by_index_rcu(&init_net, sk->sk_bound_dev_if);
- if (llc->dev) {
+ dev = dev_get_by_index_rcu(&init_net, sk->sk_bound_dev_if);
+ if (dev) {
if (is_zero_ether_addr(addr->sllc_mac))
- memcpy(addr->sllc_mac, llc->dev->dev_addr,
+ memcpy(addr->sllc_mac, dev->dev_addr,
IFHWADDRLEN);
- if (addr->sllc_arphrd != llc->dev->type ||
+ if (addr->sllc_arphrd != dev->type ||
!ether_addr_equal(addr->sllc_mac,
- llc->dev->dev_addr)) {
+ dev->dev_addr)) {
rc = -EINVAL;
- llc->dev = NULL;
+ dev = NULL;
}
}
- } else
- llc->dev = dev_getbyhwaddr_rcu(&init_net, addr->sllc_arphrd,
+ } else {
+ dev = dev_getbyhwaddr_rcu(&init_net, addr->sllc_arphrd,
addr->sllc_mac);
- if (llc->dev)
- dev_hold(llc->dev);
+ }
+ if (dev)
+ dev_hold(dev);
rcu_read_unlock();
- if (!llc->dev)
+ if (!dev)
goto out;
if (!addr->sllc_sap) {
rc = -EUSERS;
@@ -398,6 +407,11 @@ static int llc_ui_bind(struct socket *sock, struct sockaddr *uaddr, int addrlen)
goto out_put;
}
}
+
+ /* Note: We do not expect errors from this point. */
+ llc->dev = dev;
+ dev = NULL;
+
llc->laddr.lsap = addr->sllc_sap;
memcpy(llc->laddr.mac, addr->sllc_mac, IFHWADDRLEN);
memcpy(&llc->addr, addr, sizeof(llc->addr));
@@ -408,6 +422,7 @@ static int llc_ui_bind(struct socket *sock, struct sockaddr *uaddr, int addrlen)
out_put:
llc_sap_put(sap);
out:
+ dev_put(dev);
release_sock(sk);
return rc;
}
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index f37fbc71fc1d..091ac3a7b186 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1776,13 +1776,11 @@ static int copy_mesh_setup(struct ieee80211_if_mesh *ifmsh,
const struct mesh_setup *setup)
{
u8 *new_ie;
- const u8 *old_ie;
struct ieee80211_sub_if_data *sdata = container_of(ifmsh,
struct ieee80211_sub_if_data, u.mesh);
/* allocate information elements */
new_ie = NULL;
- old_ie = ifmsh->ie;
if (setup->ie_len) {
new_ie = kmemdup(setup->ie, setup->ie_len,
@@ -1792,7 +1790,6 @@ static int copy_mesh_setup(struct ieee80211_if_mesh *ifmsh,
}
ifmsh->ie_len = setup->ie_len;
ifmsh->ie = new_ie;
- kfree(old_ie);
/* now copy the rest of the setup parameters */
ifmsh->mesh_id_len = setup->mesh_id_len;
diff --git a/net/netfilter/nf_tables_core.c b/net/netfilter/nf_tables_core.c
index 9d593ecd8e87..fb14082151ce 100644
--- a/net/netfilter/nf_tables_core.c
+++ b/net/netfilter/nf_tables_core.c
@@ -127,7 +127,7 @@ nft_do_chain(struct nft_pktinfo *pkt, void *priv)
const struct net *net = pkt->net;
const struct nft_rule *rule;
const struct nft_expr *expr, *last;
- struct nft_regs regs;
+ struct nft_regs regs = {};
unsigned int stackptr = 0;
struct nft_jumpstack jumpstack[NFT_JUMP_STACK_SIZE];
struct nft_stats *stats;
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 5c07c5be3142..a70026f42a31 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -1489,21 +1489,25 @@ static int snd_pcm_do_reset(struct snd_pcm_substream *substream, int state)
int err = substream->ops->ioctl(substream, SNDRV_PCM_IOCTL1_RESET, NULL);
if (err < 0)
return err;
+ snd_pcm_stream_lock_irq(substream);
runtime->hw_ptr_base = 0;
runtime->hw_ptr_interrupt = runtime->status->hw_ptr -
runtime->status->hw_ptr % runtime->period_size;
runtime->silence_start = runtime->status->hw_ptr;
runtime->silence_filled = 0;
+ snd_pcm_stream_unlock_irq(substream);
return 0;
}
static void snd_pcm_post_reset(struct snd_pcm_substream *substream, int state)
{
struct snd_pcm_runtime *runtime = substream->runtime;
+ snd_pcm_stream_lock_irq(substream);
runtime->control->appl_ptr = runtime->status->hw_ptr;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK &&
runtime->silence_size > 0)
snd_pcm_playback_silence(substream, ULONG_MAX);
+ snd_pcm_stream_unlock_irq(substream);
}
static const struct action_ops snd_pcm_action_reset = {
diff --git a/sound/pci/ac97/ac97_codec.c b/sound/pci/ac97/ac97_codec.c
index c4840fda44b4..a7f1e4ef3f88 100644
--- a/sound/pci/ac97/ac97_codec.c
+++ b/sound/pci/ac97/ac97_codec.c
@@ -958,8 +958,8 @@ static int snd_ac97_ad18xx_pcm_get_volume(struct snd_kcontrol *kcontrol, struct
int codec = kcontrol->private_value & 3;
mutex_lock(&ac97->page_mutex);
- ucontrol->value.integer.value[0] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 0) & 31);
- ucontrol->value.integer.value[1] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 8) & 31);
+ ucontrol->value.integer.value[0] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 8) & 31);
+ ucontrol->value.integer.value[1] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 0) & 31);
mutex_unlock(&ac97->page_mutex);
return 0;
}
diff --git a/sound/pci/cmipci.c b/sound/pci/cmipci.c
index 73f593526b2d..0024145a7b5b 100644
--- a/sound/pci/cmipci.c
+++ b/sound/pci/cmipci.c
@@ -315,7 +315,6 @@ MODULE_PARM_DESC(joystick_port, "Joystick port address.");
#define CM_MICGAINZ 0x01 /* mic boost */
#define CM_MICGAINZ_SHIFT 0
-#define CM_REG_MIXER3 0x24
#define CM_REG_AUX_VOL 0x26
#define CM_VAUXL_MASK 0xf0
#define CM_VAUXR_MASK 0x0f
@@ -3323,7 +3322,7 @@ static void snd_cmipci_remove(struct pci_dev *pci)
*/
static unsigned char saved_regs[] = {
CM_REG_FUNCTRL1, CM_REG_CHFORMAT, CM_REG_LEGACY_CTRL, CM_REG_MISC_CTRL,
- CM_REG_MIXER0, CM_REG_MIXER1, CM_REG_MIXER2, CM_REG_MIXER3, CM_REG_PLL,
+ CM_REG_MIXER0, CM_REG_MIXER1, CM_REG_MIXER2, CM_REG_AUX_VOL, CM_REG_PLL,
CM_REG_CH0_FRAME1, CM_REG_CH0_FRAME2,
CM_REG_CH1_FRAME1, CM_REG_CH1_FRAME2, CM_REG_EXT_MISC,
CM_REG_INT_STATUS, CM_REG_INT_HLDCLR, CM_REG_FUNCTRL0,
diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c
index 1f2c69e599d9..c94068874ea8 100644
--- a/sound/usb/mixer_quirks.c
+++ b/sound/usb/mixer_quirks.c
@@ -1879,9 +1879,10 @@ void snd_usb_mixer_fu_apply_quirk(struct usb_mixer_interface *mixer,
if (unitid == 7 && cval->control == UAC_FU_VOLUME)
snd_dragonfly_quirk_db_scale(mixer, cval, kctl);
break;
- /* lowest playback value is muted on C-Media devices */
- case USB_ID(0x0d8c, 0x000c):
- case USB_ID(0x0d8c, 0x0014):
+ /* lowest playback value is muted on some devices */
+ case USB_ID(0x0d8c, 0x000c): /* C-Media */
+ case USB_ID(0x0d8c, 0x0014): /* C-Media */
+ case USB_ID(0x19f7, 0x0003): /* RODE NT-USB */
if (strstr(kctl->id.name, "Playback"))
cval->min_mute = 1;
break;
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