Mesa (master): mesa: Fix potential out-of-bounds access by _vbo_Materialf.

[Vinson Lee]

Module: Mesa
Branch: master
Commit: cc2f337d06987ea7a8fbf30ce33330b4d993207c
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=cc2f337d06987ea7a8fbf30ce33330b4d993207c

Author: Vinson Lee <vlee at vmware.com>
Date:   Thu Jul 15 00:53:07 2010 -0700

mesa: Fix potential out-of-bounds access by _vbo_Materialf.

_vbo_Materialf calls _vbo_Materialfv, which uses the params argument as
an array.

---

 src/mesa/vbo/vbo_exec_api.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/src/mesa/vbo/vbo_exec_api.c b/src/mesa/vbo/vbo_exec_api.c
index 365419d..9df75a8 100644
--- a/src/mesa/vbo/vbo_exec_api.c
+++ b/src/mesa/vbo/vbo_exec_api.c
@@ -969,7 +969,10 @@ _vbo_Materialfv(GLenum face, GLenum pname, const GLfloat *params)
 void GLAPIENTRY
 _vbo_Materialf(GLenum face, GLenum pname, GLfloat param)
 {
-   vbo_Materialfv(face, pname, &param);
+   GLfloat p[4];
+   p[0] = param;
+   p[1] = p[2] = p[3] = 0.0F;
+   vbo_Materialfv(face, pname, p);
 }