From cb9bc38ec9ad9dd6db0c5392078c9e2c3cfd24b3 Mon Sep 17 00:00:00 2001 From: yangjie Date: Fri, 10 Apr 2020 18:41:59 +0800 Subject: [components][serial]关闭uart时，反初始化tx_dma->data_queue，防止内存泄漏 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- components/drivers/serial/serial.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'components/drivers') 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; -- cgit v1.3.1