[DeviceDriver] Fix the flag clean issue in completion IPC.

BernardXiong · BernardXiong · commit bd2d62a1dfca · 2015-05-05T10:17:48.000+08:00
diff --git a/components/drivers/src/completion.c b/components/drivers/src/completion.c
@@ -95,10 +95,10 @@ rt_err_t rt_completion_wait(struct rt_completion *completion,
             result = thread->error;
 
             level = rt_hw_interrupt_disable();
-            /* clean completed flag */
-            completion->flag = RT_UNCOMPLETED;
         }
     }
+    /* clean completed flag */
+    completion->flag = RT_UNCOMPLETED;
 
 __exit:
     rt_hw_interrupt_enable(level);

Original file line number	Diff line number	Diff line change
`@@ -95,10 +95,10 @@ rt_err_t rt_completion_wait(struct rt_completion *completion,`
`95`	`95`	`result = thread->error;`
`96`	`96`
`97`	`97`	`level = rt_hw_interrupt_disable();`
`98`		`- /* clean completed flag */`
`99`		`- completion->flag = RT_UNCOMPLETED;`
`100`	`98`	`}`
`101`	`99`	`}`
	`100`	`+ /* clean completed flag */`
	`101`	`+ completion->flag = RT_UNCOMPLETED;`
`102`	`102`
`103`	`103`	`__exit:`
`104`	`104`	`rt_hw_interrupt_enable(level);`