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 (file)
--- 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;