From: Changyeon Lee <cyeon.lee@samsung.com>
Date: Mon, 26 Sep 2016 02:56:41 +0000 (+0900)
Subject: return error when enqueue surface but queue is empty
X-Git-Tag: accepted/tizen/common/20160926.154418~2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=refs%2Fchanges%2F43%2F89543%2F1;p=platform%2Fcore%2Fuifw%2Flibtbm.git

return error when enqueue surface but queue is empty

Change-Id: Ic82f7abf2bf3d713769072b6d4265c92b48565d5
---

diff --git a/src/tbm_surface_queue.c b/src/tbm_surface_queue.c
index 4728ac6..41e8f71 100644
--- a/src/tbm_surface_queue.c
+++ b/src/tbm_surface_queue.c
@@ -914,10 +914,11 @@ tbm_surface_queue_enqueue(tbm_surface_queue_h
 		_tbm_surface_queue_enqueue(surface_queue, node, 1);
 
 	if (_queue_is_empty(&surface_queue->dirty_queue)) {
+		TBM_LOG_E("enqueue surface but queue is empty node:%p\n", node);
 		pthread_mutex_unlock(&surface_queue->lock);
 
 		_tbm_surf_queue_mutex_unlock();
-		return TBM_SURFACE_QUEUE_ERROR_NONE;
+		return TBM_SURFACE_QUEUE_ERROR_INVALID_SURFACE;
 	}
 
 	node->type = QUEUE_NODE_TYPE_ENQUEUE;