From 21ec35566be2c1aca07083a67f462618ae15fa86 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Nicolai=20H=C3=A4hnle?= <nicolai.haehnle@amd.com>
Date: Thu, 2 Feb 2017 18:01:06 +0100
Subject: [PATCH] glx/dri3: guard in_current_context against a disappeared
 drawable
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Cc: 17.0 <mesa-stable@lists.freedesktop.org>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
---
 src/glx/dri3_glx.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/glx/dri3_glx.c b/src/glx/dri3_glx.c
index f7bcba3..2d40f0a 100644
--- a/src/glx/dri3_glx.c
+++ b/src/glx/dri3_glx.c
@@ -119,6 +119,10 @@ static bool
 glx_dri3_in_current_context(struct loader_dri3_drawable *draw)
 {
    struct dri3_drawable *priv = loader_drawable_to_dri3_drawable(draw);
+
+   if (!priv)
+      return false;
+
    struct dri3_context *pcp = (struct dri3_context *) __glXGetCurrentContext();
    struct dri3_screen *psc = (struct dri3_screen *) priv->base.psc;
 
-- 
2.7.4