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bluetooth: add nxmutex_lock check

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Signed-off-by: chengkai <chengkai@xiaomi.com>
This commit is contained in:
chengkai
2024-02-20 16:15:02 +08:00
committed by Xiang Xiao
parent 933841d985
commit 946dad5ff0
1 changed files with 18 additions and 3 deletions
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drivers/wireless/bluetooth/bt_slip.c
+18 -3
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@@ -698,7 +698,12 @@ static int bt_slip_send(FAR struct bt_driver_s *dev,
priv = (FAR struct sliphci_s *)dev; priv = (FAR struct sliphci_s *)dev;
nxmutex_lock(&priv->sliplock); ret = nxmutex_lock(&priv->sliplock);
if (ret < 0)
{
return ret;
}
if (bt_slip_unack_size(priv) >= priv->txwin) if (bt_slip_unack_size(priv) >= priv->txwin)
{ {
bt_slip_send_ack(priv); bt_slip_send_ack(priv);
@@ -711,7 +716,11 @@ static int bt_slip_send(FAR struct bt_driver_s *dev,
{ {
nxmutex_unlock(&priv->sliplock); nxmutex_unlock(&priv->sliplock);
nxsem_wait_uninterruptible(&priv->sem); nxsem_wait_uninterruptible(&priv->sem);
nxmutex_lock(&priv->sliplock); ret = nxmutex_lock(&priv->sliplock);
if (ret < 0)
{
return ret;
}
} }
} }
@@ -767,6 +776,7 @@ static int bt_slip_receive(FAR struct bt_driver_s *drv,
uint16_t checksum; uint16_t checksum;
size_t remaining; size_t remaining;
uint8_t state; uint8_t state;
int ret;
enum enum
{ {
PACKET_START, PACKET_START,
@@ -776,7 +786,12 @@ static int bt_slip_receive(FAR struct bt_driver_s *drv,
PACKET_END, PACKET_END,
}; };
nxmutex_lock(&priv->sliplock); ret = nxmutex_lock(&priv->sliplock);
if (ret < 0)
{
return ret;
}
for (packet = data, cursor = data, header = data, state = PACKET_START; for (packet = data, cursor = data, header = data, state = PACKET_START;
packet < (FAR uint8_t *)data + len; packet++) packet < (FAR uint8_t *)data + len; packet++)
{ {