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

_mesa_LightModeli calls _mesa_LightModeliv, which uses the
params argument as an array.

1 files changed, 4 insertions, 1 deletions

diff --git a/src/mesa/main/light.c b/src/mesa/main/light.c
index 10c89f43688..5a8f9160f62 100644
--- a/src/mesa/main/light.c
+++ b/src/mesa/main/light.c
@@ -537,7 +537,10 @@ _mesa_LightModeliv( GLenum pname, const GLint *params )
 void GLAPIENTRY
 _mesa_LightModeli( GLenum pname, GLint param )
 {
-   _mesa_LightModeliv( pname, &param );
+   GLint iparam[4];
+   iparam[0] = param;
+   iparam[1] = iparam[2] = iparam[3] = 0;
+   _mesa_LightModeliv( pname, iparam );
 }