Merge pull request #3198 from jesven/fix_thread_delete

修正rt_thread_delete在特定点被切走后不能回来继续执行的问题

src/thread.c

@@ -446,12 +446,12 @@ rt_err_t rt_thread_delete(rt_thread_t thread)
     /* release thread timer */
     rt_timer_detach(&(thread->thread_timer));
 
-    /* change stat */
-    thread->stat = RT_THREAD_CLOSE;
-
     /* disable interrupt */
     lock = rt_hw_interrupt_disable();
 
+    /* change stat */
+    thread->stat = RT_THREAD_CLOSE;
+
     /* insert to defunct thread list */
     rt_list_insert_after(&rt_thread_defunct, &(thread->tlist));