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$NetBSD: patch-ep,v 1.1 2008/02/25 15:39:16 joerg Exp $
--- hw/xfree86/common/xf86MiscExt.c.orig 2006-11-16 19:01:24.000000000 +0100
+++ hw/xfree86/common/xf86MiscExt.c
@@ -640,6 +640,10 @@ MiscExtPassMessage(int scrnIndex, const
DEBUG_P("MiscExtPassMessage");
+ /* should check this in the protocol, but xf86NumScreens isn't exported */
+ if (scrnIndex >= xf86NumScreens)
+ return BadValue;
+
if (*pScr->HandleMessage == NULL)
return BadImplementation;
return (*pScr->HandleMessage)(scrnIndex, msgtype, msgval, retstr);
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