- Drawable window = cairo_xlib_surface_get_drawable (surface);
- if (display && window)
- return gdk_window_lookup_for_display (window, display);
- else
- return NULL;
+ if (display) {
+ Drawable window = cairo_xlib_surface_get_drawable (surface);
+ if (window)
+ return gdk_window_lookup_for_display (window, display);
+ }
+
+ return NULL;