From 1056c50d574eebaf5a1769f52d95b022aaf27c80 Mon Sep 17 00:00:00 2001
From: Juha-Pekka Heikkila <juhapekka.heikkila@gmail.com>
Date: Wed, 2 Apr 2014 16:13:56 +0300
Subject: [PATCH] glx: add extra null check in getFBConfigs

Signed-off-by: Juha-Pekka Heikkila <juhapekka.heikkila@gmail.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
---
 src/glx/glxext.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/glx/glxext.c b/src/glx/glxext.c
index 4a195bd40ba..0838cd19251 100644
--- a/src/glx/glxext.c
+++ b/src/glx/glxext.c
@@ -677,6 +677,10 @@ static GLboolean
    psc->serverGLXexts =
       __glXQueryServerString(dpy, priv->majorOpcode, screen, GLX_EXTENSIONS);
 
+   if (psc->serverGLXexts == NULL) {
+      return GL_FALSE;
+   }
+
    LockDisplay(dpy);
 
    psc->configs = NULL;
-- 
2.30.2