Mesa (mesa_7_6_branch): mesa: Fix array out-of-bounds access by _mesa_PointParameteri.

Vinson Lee vlee at kemper.freedesktop.org
Wed Dec 9 13:16:15 PST 2009


Module: Mesa
Branch: mesa_7_6_branch
Commit: 348883076bd213ec733a1ba2a4768788e4669c97
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=348883076bd213ec733a1ba2a4768788e4669c97

Author: Vinson Lee <vlee at vmware.com>
Date:   Wed Dec  9 13:15:05 2009 -0800

mesa: Fix array out-of-bounds access by _mesa_PointParameteri.

_mesa_PointParameteri calls _mesa_PointParameterfv, which uses the
params argument as an array.

---

 src/mesa/main/points.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/mesa/main/points.c b/src/mesa/main/points.c
index 9ec21c9..dcaeccd 100644
--- a/src/mesa/main/points.c
+++ b/src/mesa/main/points.c
@@ -69,8 +69,10 @@ _mesa_PointSize( GLfloat size )
 void GLAPIENTRY
 _mesa_PointParameteri( GLenum pname, GLint param )
 {
-   const GLfloat value = (GLfloat) param;
-   _mesa_PointParameterfv(pname, &value);
+   GLfloat p[3];
+   p[0] = (GLfloat) param;
+   p[1] = p[2] = 0.0F;
+   _mesa_PointParameterfv(pname, p);
 }
 
 



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