summaryrefslogtreecommitdiff
path: root/libcpu
diff options
context:
space:
mode:
Diffstat (limited to 'libcpu')
-rw-r--r--libcpu/arm/stm32/serial.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libcpu/arm/stm32/serial.c b/libcpu/arm/stm32/serial.c
index c5dbb0b24e..41f8e74a90 100644
--- a/libcpu/arm/stm32/serial.c
+++ b/libcpu/arm/stm32/serial.c
@@ -107,7 +107,7 @@ static rt_err_t rt_serial_init (rt_device_t dev)
rt_memset(uart->int_rx->rx_buffer, 0,
sizeof(uart->int_rx->rx_buffer));
uart->int_rx->read_index = 0;
- uart->int_rx->read_index = 0;
+ uart->int_rx->save_index = 0;
}
if (dev->flag & RT_DEVICE_FLAG_DMA_RX)