From 5ced8b0ea24984f315e0934209a04a4e7f316829 Mon Sep 17 00:00:00 2001
From: Erik Faye-Lund <erik.faye-lund@collabora.com>
Date: Thu, 14 Nov 2024 17:54:07 +0100
Subject: [PATCH] glx: avoid null-deref
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

psc can be NULL here, so let's avoid dereferencing it.

Fixes: 34dea2b38eb ("glx: unify extension binding")
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/32144>
---
 src/glx/glxext.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/glx/glxext.c b/src/glx/glxext.c
index d720d6959ee..b03554487c3 100644
--- a/src/glx/glxext.c
+++ b/src/glx/glxext.c
@@ -923,7 +923,7 @@ AllocAndFetchScreenConfigs(Display * dpy, struct glx_display * priv, enum glx_dr
 
       if(indirect) /* Load extensions required only for indirect glx */
          glxSendClientInfo(priv, i);
-      else if (priv->driver != GLX_DRIVER_WINDOWS)
+      else if (psc && priv->driver != GLX_DRIVER_WINDOWS)
          bind_extensions(psc, psc->driverName);
    }
    if (zink && !screen_count)