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[serial_v2] fixed bug (#6213)

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* [kernel][timer] fixed bug serial_v2 驱动问题，导致所有写入都使用阻塞方式写入
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HubretXie 2022-08-04 10:42:20 +08:00 committed by GitHub
parent 78d8496db0
commit 223bc17df9
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1 changed files with 1 additions and 1 deletions
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components/drivers/serial/serial_v2.c
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@ -1389,7 +1389,7 @@ static rt_size_t rt_serial_write(struct rt_device *dev,
return _serial_poll_tx(dev, pos, buffer, size);
}
if (dev->open_flag | RT_SERIAL_TX_BLOCKING)
if (dev->open_flag & RT_SERIAL_TX_BLOCKING)
{
if ((tx_fifo->rb.buffer_ptr) == RT_NULL)
{