null check for wl_resource_user_data

Change-Id: I21187ae62216373bbbad18558469f5224c4c0c54
Signed-off-by: SooChan Lim <sc1.lim@samsung.com>

diff --git a/src/wayland-tbm-server.c b/src/wayland-tbm-server.c
index ade9b8b..35ffe6e 100644 (file)
--- a/src/wayland-tbm-server.c
+++ b/src/wayland-tbm-server.c
@@ -984,6 +984,8 @@ wayland_tbm_server_get_surface(struct wayland_tbm_server *tbm_srv,
                tbm_buffer = (struct wayland_tbm_buffer *)
                                        wl_resource_get_user_data(wl_buffer);
 
+               WL_TBM_RETURN_VAL_IF_FAIL(tbm_buffer != NULL, NULL);
+
                return tbm_buffer->surface;
        }