Re: Linux 4.19.202

From: Greg Kroah-Hartman
Date: Sun Aug 08 2021 - 03:15:46 EST


diff --git a/Makefile b/Makefile
index 80954901733d..b0f3a4d5a85d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 19
-SUBLEVEL = 201
+SUBLEVEL = 202
EXTRAVERSION =
NAME = "People's Front"

diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c
index d984592b0995..5b3e5483c657 100644
--- a/block/bfq-iosched.c
+++ b/block/bfq-iosched.c
@@ -132,6 +132,7 @@
#include <linux/ioprio.h>
#include <linux/sbitmap.h>
#include <linux/delay.h>
+#include <linux/backing-dev.h>

#include "blk.h"
#include "blk-mq.h"
@@ -4212,8 +4213,9 @@ bfq_set_next_ioprio_data(struct bfq_queue *bfqq, struct bfq_io_cq *bic)
ioprio_class = IOPRIO_PRIO_CLASS(bic->ioprio);
switch (ioprio_class) {
default:
- dev_err(bfqq->bfqd->queue->backing_dev_info->dev,
- "bfq: bad prio class %d\n", ioprio_class);
+ pr_err("bdi %s: bfq: bad prio class %d\n",
+ bdi_dev_name(bfqq->bfqd->queue->backing_dev_info),
+ ioprio_class);
/* fall through */
case IOPRIO_CLASS_NONE:
/*
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index 85bd46e0a745..ddde117eb2e0 100644
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -474,7 +474,7 @@ const char *blkg_dev_name(struct blkcg_gq *blkg)
{
/* some drivers (floppy) instantiate a queue w/o disk registered */
if (blkg->q->backing_dev_info->dev)
- return dev_name(blkg->q->backing_dev_info->dev);
+ return bdi_dev_name(blkg->q->backing_dev_info);
return NULL;
}
EXPORT_SYMBOL_GPL(blkg_dev_name);
diff --git a/drivers/firmware/arm_scmi/bus.c b/drivers/firmware/arm_scmi/bus.c
index 7a30952b463d..66d445b14e51 100644
--- a/drivers/firmware/arm_scmi/bus.c
+++ b/drivers/firmware/arm_scmi/bus.c
@@ -100,6 +100,9 @@ int scmi_driver_register(struct scmi_driver *driver, struct module *owner,
{
int retval;

+ if (!driver->probe)
+ return -EINVAL;
+
driver->driver.bus = &scmi_bus_type;
driver->driver.name = driver->name;
driver->driver.owner = owner;
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c
index 2d1952849d69..12ade478533f 100644
--- a/drivers/gpu/drm/i915/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/intel_engine_cs.c
@@ -463,7 +463,7 @@ static void intel_engine_init_execlist(struct intel_engine_cs *engine)
struct intel_engine_execlists * const execlists = &engine->execlists;

execlists->port_mask = 1;
- BUILD_BUG_ON_NOT_POWER_OF_2(execlists_num_ports(execlists));
+ GEM_BUG_ON(!is_power_of_2(execlists_num_ports(execlists)));
GEM_BUG_ON(execlists_num_ports(execlists) > EXECLIST_MAX_PORTS);

execlists->queue_priority = INT_MIN;
diff --git a/drivers/net/ethernet/qlogic/qed/qed_mcp.c b/drivers/net/ethernet/qlogic/qed/qed_mcp.c
index 938ace333af1..0d62db3241be 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_mcp.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_mcp.c
@@ -498,14 +498,18 @@ _qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn,

spin_lock_bh(&p_hwfn->mcp_info->cmd_lock);

- if (!qed_mcp_has_pending_cmd(p_hwfn))
+ if (!qed_mcp_has_pending_cmd(p_hwfn)) {
+ spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock);
break;
+ }

rc = qed_mcp_update_pending_cmd(p_hwfn, p_ptt);
- if (!rc)
+ if (!rc) {
+ spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock);
break;
- else if (rc != -EAGAIN)
+ } else if (rc != -EAGAIN) {
goto err;
+ }

spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock);

@@ -522,6 +526,8 @@ _qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn,
return -EAGAIN;
}

+ spin_lock_bh(&p_hwfn->mcp_info->cmd_lock);
+
/* Send the mailbox command */
qed_mcp_reread_offsets(p_hwfn, p_ptt);
seq_num = ++p_hwfn->mcp_info->drv_mb_seq;
@@ -548,14 +554,18 @@ _qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn,

spin_lock_bh(&p_hwfn->mcp_info->cmd_lock);

- if (p_cmd_elem->b_is_completed)
+ if (p_cmd_elem->b_is_completed) {
+ spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock);
break;
+ }

rc = qed_mcp_update_pending_cmd(p_hwfn, p_ptt);
- if (!rc)
+ if (!rc) {
+ spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock);
break;
- else if (rc != -EAGAIN)
+ } else if (rc != -EAGAIN) {
goto err;
+ }

spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock);
} while (++cnt < max_retries);
@@ -576,6 +586,7 @@ _qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn,
return -EAGAIN;
}

+ spin_lock_bh(&p_hwfn->mcp_info->cmd_lock);
qed_mcp_cmd_del_elem(p_hwfn, p_cmd_elem);
spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock);

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 726fb5561a0f..4764e4f54cef 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -3960,9 +3960,10 @@ static int rtl8152_close(struct net_device *netdev)
tp->rtl_ops.down(tp);

mutex_unlock(&tp->control);
+ }

+ if (!res)
usb_autopm_put_interface(tp->intf);
- }

free_all_mem(tp);

diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c
index e2b171057b3b..690e8ddf5f6b 100644
--- a/drivers/spi/spi-mt65xx.c
+++ b/drivers/spi/spi-mt65xx.c
@@ -391,24 +391,15 @@ static int mtk_spi_fifo_transfer(struct spi_master *master,
mtk_spi_prepare_transfer(master, xfer);
mtk_spi_setup_packet(master);

- cnt = xfer->len / 4;
- if (xfer->tx_buf)
+ if (xfer->tx_buf) {
+ cnt = xfer->len / 4;
iowrite32_rep(mdata->base + SPI_TX_DATA_REG, xfer->tx_buf, cnt);
-
- if (xfer->rx_buf)
- ioread32_rep(mdata->base + SPI_RX_DATA_REG, xfer->rx_buf, cnt);
-
- remainder = xfer->len % 4;
- if (remainder > 0) {
- reg_val = 0;
- if (xfer->tx_buf) {
+ remainder = xfer->len % 4;
+ if (remainder > 0) {
+ reg_val = 0;
memcpy(&reg_val, xfer->tx_buf + (cnt * 4), remainder);
writel(reg_val, mdata->base + SPI_TX_DATA_REG);
}
- if (xfer->rx_buf) {
- reg_val = readl(mdata->base + SPI_RX_DATA_REG);
- memcpy(xfer->rx_buf + (cnt * 4), &reg_val, remainder);
- }
}

mtk_spi_enable_transfer(master);
diff --git a/drivers/watchdog/iTCO_wdt.c b/drivers/watchdog/iTCO_wdt.c
index 059c9eddb546..347f0389b089 100644
--- a/drivers/watchdog/iTCO_wdt.c
+++ b/drivers/watchdog/iTCO_wdt.c
@@ -75,8 +75,6 @@
#define TCOBASE(p) ((p)->tco_res->start)
/* SMI Control and Enable Register */
#define SMI_EN(p) ((p)->smi_res->start)
-#define TCO_EN (1 << 13)
-#define GBL_SMI_EN (1 << 0)

#define TCO_RLD(p) (TCOBASE(p) + 0x00) /* TCO Timer Reload/Curr. Value */
#define TCOv1_TMR(p) (TCOBASE(p) + 0x01) /* TCOv1 Timer Initial Value*/
@@ -332,12 +330,8 @@ static int iTCO_wdt_set_timeout(struct watchdog_device *wd_dev, unsigned int t)

tmrval = seconds_to_ticks(p, t);

- /*
- * If TCO SMIs are off, the timer counts down twice before rebooting.
- * Otherwise, the BIOS generally reboots when the SMI triggers.
- */
- if (p->smi_res &&
- (SMI_EN(p) & (TCO_EN | GBL_SMI_EN)) != (TCO_EN | GBL_SMI_EN))
+ /* For TCO v1 the timer counts down twice before rebooting */
+ if (p->iTCO_version == 1)
tmrval /= 2;

/* from the specs: */
@@ -499,7 +493,7 @@ static int iTCO_wdt_probe(struct platform_device *pdev)
* Disables TCO logic generating an SMI#
*/
val32 = inl(SMI_EN(p));
- val32 &= ~TCO_EN; /* Turn off SMI clearing watchdog */
+ val32 &= 0xffffdfff; /* Turn off SMI clearing watchdog */
outl(val32, SMI_EN(p));
}

diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c
index c71e534ca7ef..919c033b9e31 100644
--- a/fs/btrfs/compression.c
+++ b/fs/btrfs/compression.c
@@ -270,8 +270,7 @@ static void end_compressed_bio_write(struct bio *bio)
cb->start,
cb->start + cb->len - 1,
NULL,
- bio->bi_status ?
- BLK_STS_OK : BLK_STS_NOTSUPP);
+ !cb->errors);
cb->compressed_pages[0]->mapping = NULL;

end_compressed_writeback(inode, cb);
diff --git a/fs/ceph/debugfs.c b/fs/ceph/debugfs.c
index abdf98deeec4..e6b7d43b5077 100644
--- a/fs/ceph/debugfs.c
+++ b/fs/ceph/debugfs.c
@@ -251,7 +251,7 @@ int ceph_fs_debugfs_init(struct ceph_fs_client *fsc)
goto out;

snprintf(name, sizeof(name), "../../bdi/%s",
- dev_name(fsc->sb->s_bdi->dev));
+ bdi_dev_name(fsc->sb->s_bdi));
fsc->debugfs_bdi =
debugfs_create_symlink("bdi",
fsc->client->debugfs_dir,
diff --git a/include/linux/backing-dev-defs.h b/include/linux/backing-dev-defs.h
index 07e02d6df5ad..65d47522413c 100644
--- a/include/linux/backing-dev-defs.h
+++ b/include/linux/backing-dev-defs.h
@@ -197,6 +197,7 @@ struct backing_dev_info {
wait_queue_head_t wb_waitq;

struct device *dev;
+ char dev_name[64];
struct device *owner;

struct timer_list laptop_mode_wb_timer;
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h
index 1ef4aca7b953..d28d57eefe9f 100644
--- a/include/linux/backing-dev.h
+++ b/include/linux/backing-dev.h
@@ -499,13 +499,6 @@ static inline int bdi_rw_congested(struct backing_dev_info *bdi)
(1 << WB_async_congested));
}

-extern const char *bdi_unknown_name;
-
-static inline const char *bdi_dev_name(struct backing_dev_info *bdi)
-{
- if (!bdi || !bdi->dev)
- return bdi_unknown_name;
- return dev_name(bdi->dev);
-}
+const char *bdi_dev_name(struct backing_dev_info *bdi);

#endif /* _LINUX_BACKING_DEV_H */
diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h
index 3d323c6c8526..b51da879d7be 100644
--- a/include/linux/cpuhotplug.h
+++ b/include/linux/cpuhotplug.h
@@ -59,6 +59,7 @@ enum cpuhp_state {
CPUHP_IOMMU_INTEL_DEAD,
CPUHP_LUSTRE_CFS_DEAD,
CPUHP_AP_ARM_CACHE_B15_RAC_DEAD,
+ CPUHP_PADATA_DEAD,
CPUHP_WORKQUEUE_PREP,
CPUHP_POWER_NUMA_PREPARE,
CPUHP_HRTIMERS_PREPARE,
diff --git a/include/linux/mfd/rt5033-private.h b/include/linux/mfd/rt5033-private.h
index 1b63fc2f42d1..52d53d134f72 100644
--- a/include/linux/mfd/rt5033-private.h
+++ b/include/linux/mfd/rt5033-private.h
@@ -203,13 +203,13 @@ enum rt5033_reg {
#define RT5033_REGULATOR_BUCK_VOLTAGE_MIN 1000000U
#define RT5033_REGULATOR_BUCK_VOLTAGE_MAX 3000000U
#define RT5033_REGULATOR_BUCK_VOLTAGE_STEP 100000U
-#define RT5033_REGULATOR_BUCK_VOLTAGE_STEP_NUM 32
+#define RT5033_REGULATOR_BUCK_VOLTAGE_STEP_NUM 21

/* RT5033 regulator LDO output voltage uV */
#define RT5033_REGULATOR_LDO_VOLTAGE_MIN 1200000U
#define RT5033_REGULATOR_LDO_VOLTAGE_MAX 3000000U
#define RT5033_REGULATOR_LDO_VOLTAGE_STEP 100000U
-#define RT5033_REGULATOR_LDO_VOLTAGE_STEP_NUM 32
+#define RT5033_REGULATOR_LDO_VOLTAGE_STEP_NUM 19

/* RT5033 regulator SAFE LDO output voltage uV */
#define RT5033_REGULATOR_SAFE_LDO_VOLTAGE 4900000U
diff --git a/include/linux/padata.h b/include/linux/padata.h
index d803397a28f7..8c9827cc6374 100644
--- a/include/linux/padata.h
+++ b/include/linux/padata.h
@@ -138,7 +138,8 @@ struct parallel_data {
/**
* struct padata_instance - The overall control structure.
*
- * @cpu_notifier: cpu hotplug notifier.
+ * @cpu_online_node: Linkage for CPU online callback.
+ * @cpu_dead_node: Linkage for CPU offline callback.
* @wq: The workqueue in use.
* @pd: The internal control structure.
* @cpumask: User supplied cpumasks for parallel and serial works.
@@ -150,7 +151,8 @@ struct parallel_data {
* @flags: padata flags.
*/
struct padata_instance {
- struct hlist_node node;
+ struct hlist_node cpu_online_node;
+ struct hlist_node cpu_dead_node;
struct workqueue_struct *wq;
struct parallel_data *pd;
struct padata_cpumask cpumask;
diff --git a/include/trace/events/wbt.h b/include/trace/events/wbt.h
index 37342a13c9cb..9996420d7ec4 100644
--- a/include/trace/events/wbt.h
+++ b/include/trace/events/wbt.h
@@ -33,7 +33,7 @@ TRACE_EVENT(wbt_stat,
),

TP_fast_assign(
- strlcpy(__entry->name, dev_name(bdi->dev),
+ strlcpy(__entry->name, bdi_dev_name(bdi),
ARRAY_SIZE(__entry->name));
__entry->rmean = stat[0].mean;
__entry->rmin = stat[0].min;
@@ -68,7 +68,7 @@ TRACE_EVENT(wbt_lat,
),

TP_fast_assign(
- strlcpy(__entry->name, dev_name(bdi->dev),
+ strlcpy(__entry->name, bdi_dev_name(bdi),
ARRAY_SIZE(__entry->name));
__entry->lat = div_u64(lat, 1000);
),
@@ -105,7 +105,7 @@ TRACE_EVENT(wbt_step,
),

TP_fast_assign(
- strlcpy(__entry->name, dev_name(bdi->dev),
+ strlcpy(__entry->name, bdi_dev_name(bdi),
ARRAY_SIZE(__entry->name));
__entry->msg = msg;
__entry->step = step;
@@ -141,7 +141,7 @@ TRACE_EVENT(wbt_timer,
),

TP_fast_assign(
- strlcpy(__entry->name, dev_name(bdi->dev),
+ strlcpy(__entry->name, bdi_dev_name(bdi),
ARRAY_SIZE(__entry->name));
__entry->status = status;
__entry->step = step;
diff --git a/kernel/padata.c b/kernel/padata.c
index 93e4fb2d9f2e..7f2b6d369fd4 100644
--- a/kernel/padata.c
+++ b/kernel/padata.c
@@ -682,7 +682,7 @@ static int __padata_remove_cpu(struct padata_instance *pinst, int cpu)
{
struct parallel_data *pd = NULL;

- if (cpumask_test_cpu(cpu, cpu_online_mask)) {
+ if (!cpumask_test_cpu(cpu, cpu_online_mask)) {

if (!padata_validate_cpumask(pinst, pinst->cpumask.pcpu) ||
!padata_validate_cpumask(pinst, pinst->cpumask.cbcpu))
@@ -748,7 +748,7 @@ static int padata_cpu_online(unsigned int cpu, struct hlist_node *node)
struct padata_instance *pinst;
int ret;

- pinst = hlist_entry_safe(node, struct padata_instance, node);
+ pinst = hlist_entry_safe(node, struct padata_instance, cpu_online_node);
if (!pinst_has_cpu(pinst, cpu))
return 0;

@@ -758,12 +758,12 @@ static int padata_cpu_online(unsigned int cpu, struct hlist_node *node)
return ret;
}

-static int padata_cpu_prep_down(unsigned int cpu, struct hlist_node *node)
+static int padata_cpu_dead(unsigned int cpu, struct hlist_node *node)
{
struct padata_instance *pinst;
int ret;

- pinst = hlist_entry_safe(node, struct padata_instance, node);
+ pinst = hlist_entry_safe(node, struct padata_instance, cpu_dead_node);
if (!pinst_has_cpu(pinst, cpu))
return 0;

@@ -779,7 +779,9 @@ static enum cpuhp_state hp_online;
static void __padata_free(struct padata_instance *pinst)
{
#ifdef CONFIG_HOTPLUG_CPU
- cpuhp_state_remove_instance_nocalls(hp_online, &pinst->node);
+ cpuhp_state_remove_instance_nocalls(CPUHP_PADATA_DEAD,
+ &pinst->cpu_dead_node);
+ cpuhp_state_remove_instance_nocalls(hp_online, &pinst->cpu_online_node);
#endif

padata_stop(pinst);
@@ -963,7 +965,10 @@ static struct padata_instance *padata_alloc(struct workqueue_struct *wq,
mutex_init(&pinst->lock);

#ifdef CONFIG_HOTPLUG_CPU
- cpuhp_state_add_instance_nocalls_cpuslocked(hp_online, &pinst->node);
+ cpuhp_state_add_instance_nocalls_cpuslocked(hp_online,
+ &pinst->cpu_online_node);
+ cpuhp_state_add_instance_nocalls_cpuslocked(CPUHP_PADATA_DEAD,
+ &pinst->cpu_dead_node);
#endif
return pinst;

@@ -1010,17 +1015,24 @@ static __init int padata_driver_init(void)
int ret;

ret = cpuhp_setup_state_multi(CPUHP_AP_ONLINE_DYN, "padata:online",
- padata_cpu_online,
- padata_cpu_prep_down);
+ padata_cpu_online, NULL);
if (ret < 0)
return ret;
hp_online = ret;
+
+ ret = cpuhp_setup_state_multi(CPUHP_PADATA_DEAD, "padata:dead",
+ NULL, padata_cpu_dead);
+ if (ret < 0) {
+ cpuhp_remove_multi_state(hp_online);
+ return ret;
+ }
return 0;
}
module_init(padata_driver_init);

static __exit void padata_driver_exit(void)
{
+ cpuhp_remove_multi_state(CPUHP_PADATA_DEAD);
cpuhp_remove_multi_state(hp_online);
}
module_exit(padata_driver_exit);
diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index 2152e85891d1..1d37c80d023a 100644
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -19,7 +19,7 @@ struct backing_dev_info noop_backing_dev_info = {
EXPORT_SYMBOL_GPL(noop_backing_dev_info);

static struct class *bdi_class;
-const char *bdi_unknown_name = "(unknown)";
+static const char *bdi_unknown_name = "(unknown)";

/*
* bdi_lock protects updates to bdi_list. bdi_list has RCU reader side
@@ -880,7 +880,8 @@ int bdi_register_va(struct backing_dev_info *bdi, const char *fmt, va_list args)
if (bdi->dev) /* The driver needs to use separate queues per device */
return 0;

- dev = device_create_vargs(bdi_class, NULL, MKDEV(0, 0), bdi, fmt, args);
+ vsnprintf(bdi->dev_name, sizeof(bdi->dev_name), fmt, args);
+ dev = device_create(bdi_class, NULL, MKDEV(0, 0), bdi, bdi->dev_name);
if (IS_ERR(dev))
return PTR_ERR(dev);

@@ -976,6 +977,14 @@ void bdi_put(struct backing_dev_info *bdi)
}
EXPORT_SYMBOL(bdi_put);

+const char *bdi_dev_name(struct backing_dev_info *bdi)
+{
+ if (!bdi || !bdi->dev)
+ return bdi_unknown_name;
+ return bdi->dev_name;
+}
+EXPORT_SYMBOL_GPL(bdi_dev_name);
+
static wait_queue_head_t congestion_wqh[2] = {
__WAIT_QUEUE_HEAD_INITIALIZER(congestion_wqh[0]),
__WAIT_QUEUE_HEAD_INITIALIZER(congestion_wqh[1])
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index e9902bf0f137..219cdbb476fb 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -1609,6 +1609,14 @@ int hci_dev_do_close(struct hci_dev *hdev)

BT_DBG("%s %p", hdev->name, hdev);

+ if (!hci_dev_test_flag(hdev, HCI_UNREGISTER) &&
+ !hci_dev_test_flag(hdev, HCI_USER_CHANNEL) &&
+ test_bit(HCI_UP, &hdev->flags)) {
+ /* Execute vendor specific shutdown routine */
+ if (hdev->shutdown)
+ hdev->shutdown(hdev);
+ }
+
cancel_delayed_work(&hdev->power_off);

hci_request_cancel_all(hdev);
@@ -1682,14 +1690,6 @@ int hci_dev_do_close(struct hci_dev *hdev)
clear_bit(HCI_INIT, &hdev->flags);
}

- if (!hci_dev_test_flag(hdev, HCI_UNREGISTER) &&
- !hci_dev_test_flag(hdev, HCI_USER_CHANNEL) &&
- test_bit(HCI_UP, &hdev->flags)) {
- /* Execute vendor specific shutdown routine */
- if (hdev->shutdown)
- hdev->shutdown(hdev);
- }
-
/* flush cmd work */
flush_work(&hdev->cmd_work);

diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index ea9684bcc2e8..e1daab49b0eb 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -2705,8 +2705,11 @@ skb_zerocopy_headlen(const struct sk_buff *from)

if (!from->head_frag ||
skb_headlen(from) < L1_CACHE_BYTES ||
- skb_shinfo(from)->nr_frags >= MAX_SKB_FRAGS)
+ skb_shinfo(from)->nr_frags >= MAX_SKB_FRAGS) {
hlen = skb_headlen(from);
+ if (!hlen)
+ hlen = from->len;
+ }

if (skb_has_frag_list(from))
hlen = from->len;
diff --git a/sound/soc/codecs/tlv320aic31xx.h b/sound/soc/codecs/tlv320aic31xx.h
index 0b587585b38b..6071de5fca57 100644
--- a/sound/soc/codecs/tlv320aic31xx.h
+++ b/sound/soc/codecs/tlv320aic31xx.h
@@ -147,8 +147,8 @@ struct aic31xx_pdata {
#define AIC31XX_WORD_LEN_24BITS 0x02
#define AIC31XX_WORD_LEN_32BITS 0x03
#define AIC31XX_IFACE1_MASTER_MASK GENMASK(3, 2)
-#define AIC31XX_BCLK_MASTER BIT(2)
-#define AIC31XX_WCLK_MASTER BIT(3)
+#define AIC31XX_BCLK_MASTER BIT(3)
+#define AIC31XX_WCLK_MASTER BIT(2)

/* AIC31XX_DATA_OFFSET */
#define AIC31XX_DATA_OFFSET_MASK GENMASK(7, 0)