From 8f96966178dd14d1d625df991d2bdf85e431dfa3 Mon Sep 17 00:00:00 2001
From: Benjamin Otte <otte@redhat.com>
Date: Thu, 27 Sep 2012 13:42:10 +0200
Subject: [PATCH] window: Fail if the parent window and the visual don't match

They must be on the same screen.
---
 gdk/gdkwindow.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/gdk/gdkwindow.c b/gdk/gdkwindow.c
index ae77620888..206edc3b69 100644
--- a/gdk/gdkwindow.c
+++ b/gdk/gdkwindow.c
@@ -1363,6 +1363,11 @@ gdk_window_new (GdkWindow     *parent,
       return NULL;
     }
 
+  if (attributes_mask & GDK_WA_VISUAL)
+    {
+      g_return_val_if_fail (gdk_visual_get_screen (attributes->visual) == screen, NULL);
+    }
+
   display = gdk_screen_get_display (screen);
 
   window = _gdk_display_create_window (display);
-- 
2.30.2