diff options
Diffstat (limited to 'documentation/device')
| -rw-r--r-- | documentation/device/uart/uart.md | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/documentation/device/uart/uart.md b/documentation/device/uart/uart.md index d49a005019..92ca9b4bf8 100644 --- a/documentation/device/uart/uart.md +++ b/documentation/device/uart/uart.md @@ -575,7 +575,7 @@ static void serial_thread_entry(void *parameter) rt_memset(&msg, 0, sizeof(msg)); /* Read messages from the message queue*/ result = rt_mq_recv(&rx_mq, &msg, sizeof(msg), RT_WAITING_FOREVER); - if (result == RT_EOK) + if (result >= 0) { /*Read data from the serial port*/ rx_length = rt_device_read(msg.dev, 0, rx_buffer, msg.size); |