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

_mesa_TexGeni calls _mesa_TexGeniv, which uses the params argument
as an array.
(cherry picked from commit d55fb7c835b56951f05a058083e7eda264ba192e)

diff --git a/src/mesa/main/texgen.c b/src/mesa/main/texgen.c
index e3feb02..13b3374 100644 (file)
--- a/src/mesa/main/texgen.c
+++ b/src/mesa/main/texgen.c
@@ -213,7 +213,10 @@ _mesa_TexGenf( GLenum coord, GLenum pname, GLfloat param )
 void GLAPIENTRY
 _mesa_TexGeni( GLenum coord, GLenum pname, GLint param )
 {
-   _mesa_TexGeniv( coord, pname, &param );
+   GLint p[4];
+   p[0] = param;
+   p[1] = p[2] = p[3] = 0;
+   _mesa_TexGeniv( coord, pname, p );
 }