From 28bca12756e96e4094693edb35fbc1c255629221 Mon Sep 17 00:00:00 2001
From: marha <marha@users.sourceforge.net>
Date: Fri, 6 Nov 2009 17:28:46 +0000
Subject: Solved crash because wrong map was adjusted when the number of visual
 was resized.

---
 xorg-server/dix/colormap.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'xorg-server/dix/colormap.c')

diff --git a/xorg-server/dix/colormap.c b/xorg-server/dix/colormap.c
index 48d36f796..fd2843213 100644
--- a/xorg-server/dix/colormap.c
+++ b/xorg-server/dix/colormap.c
@@ -2710,7 +2710,10 @@ static void _colormap_find_resource(pointer value, XID id,
     int j;
 
     j = cmap->pVisual - pScreen->visuals;
-    cmap->pVisual = &visuals[j];
+    /* Only remap if j is between 0 and the number of available visuals, otherwise the cmap
+       does not correspond to the correct visual. */
+    if (j>=0 && j<pScreen->numVisuals)
+      cmap->pVisual = &visuals[j];
 }
 
 /* something has realloced the visuals, instead of breaking
-- 
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