From b2953ee1a655a010f36b5fc1b47f8bd8b06ce368 Mon Sep 17 00:00:00 2001
From: Vinson Lee <vlee@vmware.com>
Date: Sun, 29 Nov 2009 00:50:48 -0500
Subject: mesa: Fix array out-of-bounds access by _mesa_TexGenf.

_mesa_TexGenf calls _mesa_TexGenfv, which uses the params argument
as an array.
(cherry picked from commit ca5a7aadb4361e7d053aea8687372cd44cbd8795)
---
 src/mesa/main/texgen.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'src/mesa/main')

diff --git a/src/mesa/main/texgen.c b/src/mesa/main/texgen.c
index 13b33745b8..d3ea7b936b 100644
--- a/src/mesa/main/texgen.c
+++ b/src/mesa/main/texgen.c
@@ -206,7 +206,10 @@ _mesa_TexGendv(GLenum coord, GLenum pname, const GLdouble *params )
 void GLAPIENTRY
 _mesa_TexGenf( GLenum coord, GLenum pname, GLfloat param )
 {
-   _mesa_TexGenfv(coord, pname, &param);
+   GLfloat p[4];
+   p[0] = param;
+   p[1] = p[2] = p[3] = 0.0F;
+   _mesa_TexGenfv(coord, pname, p);
 }
 
 
-- 
cgit v1.2.3