diff options
| author | chenjh <[email protected]> | 2021-06-17 10:32:17 +0800 |
|---|---|---|
| committer | chenjh <[email protected]> | 2021-06-18 14:54:37 +0800 |
| commit | 0613cf8ca2aa8df16fe3b67e648b67fa33890414 (patch) | |
| tree | a37dc8618a632329b1793161456145f53896ce1e /components/drivers | |
| parent | 5ac5d92cbb6b00f50c9f91c2f7de038419453398 (diff) | |
[serial] 解决serial_close未清除回调接口的问题
Diffstat (limited to 'components/drivers')
| -rw-r--r-- | components/drivers/serial/serial_v2.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/components/drivers/serial/serial_v2.c b/components/drivers/serial/serial_v2.c index 8670a99aa8..d6ae508cab 100644 --- a/components/drivers/serial/serial_v2.c +++ b/components/drivers/serial/serial_v2.c @@ -939,6 +939,10 @@ static rt_err_t rt_serial_close(struct rt_device *dev) rt_serial_tx_disable(dev, dev->open_flag & (RT_SERIAL_TX_BLOCKING | RT_SERIAL_TX_NON_BLOCKING)); + /* Clear the callback function */ + serial->parent.rx_indicate = RT_NULL; + serial->parent.tx_complete = RT_NULL; + /* Call the control() API to close the serial device */ serial->ops->control(serial, RT_DEVICE_CTRL_CLOSE, RT_NULL); dev->flag &= ~RT_DEVICE_FLAG_ACTIVATED; |