return 0 when surf_list is null.

Change-Id: Ia3aafa38a33f534e2758842471c4a798d1991121

diff --git a/src/tbm_bufmgr.c b/src/tbm_bufmgr.c
index 43bed67..0289868 100644 (file)
--- a/src/tbm_bufmgr.c
+++ b/src/tbm_bufmgr.c
@@ -193,7 +193,7 @@ _tbm_util_get_max_surface_size(int *w, int *h)
        *w = 0;
        *h = 0;
 
-       if (gBufMgr == NULL || !LIST_IS_EMPTY(&gBufMgr->surf_list))
+       if (gBufMgr == NULL || LIST_IS_EMPTY(&gBufMgr->surf_list))
                return count;
 
        LIST_FOR_EACH_ENTRY(surface, &gBufMgr->surf_list, item_link) {