summaryrefslogtreecommitdiff
path: root/components/drivers/serial
diff options
context:
space:
mode:
Diffstat (limited to 'components/drivers/serial')
-rw-r--r--components/drivers/serial/serial.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/components/drivers/serial/serial.c b/components/drivers/serial/serial.c
index 50f4f106db..f73325a440 100644
--- a/components/drivers/serial/serial.c
+++ b/components/drivers/serial/serial.c
@@ -12,6 +12,7 @@
* 2006-03-13 bernard first version
* 2012-05-15 lgnq modified according bernard's implementation.
* 2012-05-28 bernard code cleanup
+ * 2012-11-23 bernard fix compiler warning.
*/
#include <rthw.h>
@@ -427,7 +428,7 @@ void rt_hw_serial_isr(struct rt_serial_device *serial)
*/
void rt_hw_serial_dma_tx_isr(struct rt_serial_device *serial)
{
- void *data_ptr;
+ const void *data_ptr;
rt_size_t data_size;
if (RT_EOK == rt_data_queue_pop(&(serial->tx_dq), &data_ptr, &data_size, 0))