e_hwc_window_queue: add null check for hwc_window

Change-Id: I7ff22a30292387dcf28b0c743a2824d076d671f6

diff --git a/src/bin/e_hwc_window_queue.c b/src/bin/e_hwc_window_queue.c
index ea0635df1412b129e8872dd83cb1655af772b906..3c4cd7b81b5e1dab32d174d044e50b155973597e 100644 (file)
--- a/src/bin/e_hwc_window_queue.c
+++ b/src/bin/e_hwc_window_queue.c
@@ -778,10 +778,14 @@ _e_hwc_window_queue_unset(E_Hwc_Window_Queue *queue)
    if (eina_list_count(queue->user_pending_set))
      {
         hwc_window = eina_list_nth(queue->user_pending_set, 0);
-        if (!_e_hwc_window_queue_prepare_set(queue, hwc_window))
+        if (hwc_window)
           {
-             EHWQERR("fail to queue_prepare_set for user_pending_set hwc_window:%p", NULL, queue->hwc, queue, hwc_window);
-             _e_hwc_window_queue_tqueue_release(queue->tqueue, hwc_window);
+             if (!_e_hwc_window_queue_prepare_set(queue, hwc_window))
+               {
+                  EHWQERR("fail to queue_prepare_set for user_pending_set hwc_window:%p",
+                          NULL, queue->hwc, queue, hwc_window);
+                  _e_hwc_window_queue_tqueue_release(queue->tqueue, hwc_window);
+               }
           }
      }