Mesa (master): glx: add extra null check in getFBConfigs

[Tapani Pälli]

Module: Mesa
Branch: master
Commit: 1056c50d574eebaf5a1769f52d95b022aaf27c80
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=1056c50d574eebaf5a1769f52d95b022aaf27c80

Author: Juha-Pekka Heikkila <juhapekka.heikkila at gmail.com>
Date:   Wed Apr  2 16:13:56 2014 +0300

glx: add extra null check in getFBConfigs

Signed-off-by: Juha-Pekka Heikkila <juhapekka.heikkila at gmail.com>
Reviewed-by: Brian Paul <brianp at 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 4a195bd..0838cd1 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;