From: Changyeon Lee <cyeon.lee@samsung.com>
Date: Mon, 14 Jan 2019 06:40:36 +0000 (+0900)
Subject: e_hwc_window_queue: move checking null before dequeue buffer
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d5a190ad35a562563bd2bc50fa5de332e62c0ca2;p=platform%2Fupstream%2Fenlightenment.git

e_hwc_window_queue: move checking null before dequeue buffer

Change-Id: Ib3ae14b5ca648c0832831656e5b663cebebaafb9
---

diff --git a/src/bin/e_hwc_window_queue.c b/src/bin/e_hwc_window_queue.c
index 858a475723..5174c4e169 100644
--- a/src/bin/e_hwc_window_queue.c
+++ b/src/bin/e_hwc_window_queue.c
@@ -452,12 +452,15 @@ _e_hwc_window_queue_buffer_send(E_Hwc_Window_Queue *queue)
 
    if (!tbm_surface_queue_can_dequeue(queue->tqueue, 0)) return EINA_FALSE;
 
-   queue_buffer = e_hwc_window_queue_buffer_dequeue(queue);
-   EINA_SAFETY_ON_NULL_RETURN_VAL(queue_buffer, EINA_FALSE);
-
    hwc_window = queue->user;
    EINA_SAFETY_ON_NULL_RETURN_VAL(hwc_window, EINA_FALSE);
 
+   cqueue = _user_cqueue_get(hwc_window->ec);
+   EINA_SAFETY_ON_NULL_RETURN_VAL(cqueue, EINA_FALSE);
+
+   queue_buffer = e_hwc_window_queue_buffer_dequeue(queue);
+   EINA_SAFETY_ON_NULL_RETURN_VAL(queue_buffer, EINA_FALSE);
+
    if (queue_buffer->usable) return EINA_TRUE;
 
    if (!queue_buffer->exported || !queue_buffer->exported_wl_buffer)
@@ -466,9 +469,6 @@ _e_hwc_window_queue_buffer_send(E_Hwc_Window_Queue *queue)
         return EINA_FALSE;
      }
 
-   cqueue = _user_cqueue_get(hwc_window->ec);
-   EINA_SAFETY_ON_NULL_RETURN_VAL(cqueue, EINA_FALSE);
-
    /* send the buffer_usable to the wl_tbm client */
    wayland_tbm_server_client_queue_send_buffer_usable(cqueue, queue_buffer->exported_wl_buffer);
    queue_buffer->usable = EINA_TRUE;