From 5e5a48ff8cd08f123601cd0625ca62a86675aac9 Mon Sep 17 00:00:00 2001
From: marha <marha@users.sourceforge.net>
Date: Sun, 4 Jan 2015 16:25:32 +0100
Subject: fontconfig libX11 mesa xserver git update 4 Jan 2015

xserver          commit dc777c346d5d452a53b13b917c45f6a1bad2f20b
libX11           commit 446f5f7f41317a85a0cd0efa5e6a1b37bc99fba2
fontconfig       commit 4420b27c074821a1d1f9d6ebe822a610176a417d
mesa             commit 48094d0e6554a9df36bf00fc2793ade46cf92406
---
 xorg-server/glx/unpack.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'xorg-server/glx/unpack.h')

diff --git a/xorg-server/glx/unpack.h b/xorg-server/glx/unpack.h
index 52fba74e1..2b1ebcf02 100644
--- a/xorg-server/glx/unpack.h
+++ b/xorg-server/glx/unpack.h
@@ -83,7 +83,8 @@ extern xGLXSingleReply __glXReply;
 ** pointer.
 */
 #define __GLX_GET_ANSWER_BUFFER(res,cl,size,align)			 \
-    if ((size) > sizeof(answerBuffer)) {				 \
+    if (size < 0) return BadLength;                                      \
+    else if ((size) > sizeof(answerBuffer)) {				 \
 	int bump;							 \
 	if ((cl)->returnBufSize < (size)+(align)) {			 \
 	    (cl)->returnBuf = (GLbyte*)realloc((cl)->returnBuf,	 	 \
-- 
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