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fix(bt/bluedroid): Fixed deadlock caused by not unlocking

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xiongweichao
2024-05-27 17:28:04 +08:00
committed by Xiong Wei Chao
parent 230dbcb62c
commit a3d2bf5f29
1 changed files with 1 additions and 3 deletions
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4
components/bt/host/bluedroid/btc/profile/std/l2cap/btc_l2cap.c
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@@ -906,7 +906,6 @@ void btc_l2cap_cb_handler(btc_msg_t *msg)
fixed_queue_enqueue(slot->rx.queue, p_data_buf, FIXED_QUEUE_MAX_TIMEOUT); fixed_queue_enqueue(slot->rx.queue, p_data_buf, FIXED_QUEUE_MAX_TIMEOUT);
} else { } else {
osi_free(p_data_buf); osi_free(p_data_buf);
break;
} }
} }
osi_mutex_unlock(&l2cap_local_param.l2cap_slot_mutex); osi_mutex_unlock(&l2cap_local_param.l2cap_slot_mutex);
@@ -950,7 +949,6 @@ void btc_l2cap_cb_handler(btc_msg_t *msg)
fixed_queue_enqueue(slot->rx.queue, p_data_buf, FIXED_QUEUE_MAX_TIMEOUT); fixed_queue_enqueue(slot->rx.queue, p_data_buf, FIXED_QUEUE_MAX_TIMEOUT);
} else { } else {
osi_free(p_data_buf); osi_free(p_data_buf);
break;
} }
} }
osi_mutex_unlock(&l2cap_local_param.l2cap_slot_mutex); osi_mutex_unlock(&l2cap_local_param.l2cap_slot_mutex);
@@ -1060,7 +1058,7 @@ static ssize_t l2cap_vfs_write(int fd, const void * data, size_t size)
if (!enqueue_status) { if (!enqueue_status) {
BTC_TRACE_DEBUG("%s tx_len:%d, fd:%d\n", __func__, fixed_queue_length(slot->tx.queue), fd); BTC_TRACE_DEBUG("%s tx_len:%d, fd:%d\n", __func__, fixed_queue_length(slot->tx.queue), fd);
osi_mutex_unlock(&l2cap_local_param.l2cap_slot_mutex); osi_mutex_unlock(&l2cap_local_param.l2cap_slot_mutex);
//block untill under water level, be closed or time out //block until under water level, be closed or time out
tx_event_group_val = tx_event_group_val =
xEventGroupWaitBits(l2cap_local_param.tx_event_group, SLOT_WRITE_BIT(serial) | SLOT_CLOSE_BIT(serial), pdTRUE, xEventGroupWaitBits(l2cap_local_param.tx_event_group, SLOT_WRITE_BIT(serial) | SLOT_CLOSE_BIT(serial), pdTRUE,
pdFALSE, VFS_WRITE_TIMEOUT / portTICK_PERIOD_MS); pdFALSE, VFS_WRITE_TIMEOUT / portTICK_PERIOD_MS);