X-Git-Url: http://git.tdb.fi/?p=geometrycompositor.git;a=blobdiff_plain;f=source%2Fmain.c;h=cd2f1acb5a085bec2e8d33d30fbd49844382e7cd;hp=f7688b9eb920414f4695d9014b000640bf940289;hb=e971e3d263563d25fec184168b7a200160c632ff;hpb=b38189d375ff492f1b4090efc728770e4900c1e0

diff --git a/source/main.c b/source/main.c
index f7688b9..cd2f1ac 100644
--- a/source/main.c
+++ b/source/main.c
@@ -422,6 +422,8 @@ void update_window_mask(Compositor *compositor, CompositedWindow *window)
 		return;
 
 	rects = XShapeGetRectangles(compositor->display, window->window, ShapeBounding, &rect_count, &rect_order);
+	if(!rects)
+		return;
 
 	width = window->width+2*window->border;
 	height = window->height+2*window->border;