diff options
| author | yangjie <[email protected]> | 2020-04-10 18:41:59 +0800 |
|---|---|---|
| committer | yangjie <[email protected]> | 2020-04-10 18:41:59 +0800 |
| commit | cb9bc38ec9ad9dd6db0c5392078c9e2c3cfd24b3 (patch) | |
| tree | 11786fe2926d59e85adfece4c8430d526e54d1a9 /components/drivers | |
| parent | 6375094569c33f1e96aeb904a41cf33e6619f446 (diff) | |
[components][serial]关闭uart时，反初始化tx_dma->data_queue，防止内存泄漏
Diffstat (limited to 'components/drivers')
| -rw-r--r-- | components/drivers/serial/serial.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/components/drivers/serial/serial.c b/components/drivers/serial/serial.c index 7dd2918b9b..c442b052b1 100644 --- a/components/drivers/serial/serial.c +++ b/components/drivers/serial/serial.c @@ -785,6 +785,8 @@ static rt_err_t rt_serial_close(struct rt_device *dev) tx_dma = (struct rt_serial_tx_dma*)serial->serial_tx; RT_ASSERT(tx_dma != RT_NULL); + rt_data_queue_deinit(&(tx_dma->data_queue)); + rt_free(tx_dma); serial->serial_tx = RT_NULL; dev->open_flag &= ~RT_DEVICE_FLAG_DMA_TX; |