[DFS] Add protection for pt->triggered
* Change Logs:
* Date Author Notes
* 2016-12-28 Bernard first version
+ * 2018-03-09 Bernard Add protection for pt->triggered.
*/
#include <stdint.h>
@@ -118,13 +119,12 @@ static int poll_wait_timeout(struct rt_poll_table *pt, int msec)
rt_hw_interrupt_enable(level);
rt_schedule();
- }
- else
- {
- rt_hw_interrupt_enable(level);
+
+ level = rt_hw_interrupt_disable();
}
ret = !pt->triggered;
+ rt_hw_interrupt_enable(level);
return ret;
}
