From 16a6b2dc39f0022cddbc9be48a0ae8564f7a53a8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=BCri=20Valdmann?= <juri.valdmann@qt.io>
Date: Wed, 3 Jul 2019 11:53:07 +0200
Subject: Unset global share context pointer on deletion

Fixes: QTBUG-76828
Change-Id: I43eae3c04a23abe118f51c69742772ddb38646f0
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>
---
 src/core/api/qtwebenginecoreglobal.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/core/api/qtwebenginecoreglobal.cpp b/src/core/api/qtwebenginecoreglobal.cpp
index a415ade92..5a634641b 100644
--- a/src/core/api/qtwebenginecoreglobal.cpp
+++ b/src/core/api/qtwebenginecoreglobal.cpp
@@ -79,6 +79,8 @@ static QOpenGLContext *shareContext;
 
 static void deleteShareContext()
 {
+    if (qt_gl_global_share_context() == shareContext)
+        qt_gl_set_global_share_context(nullptr);
     delete shareContext;
     shareContext = 0;
 }
-- 
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