File 0001-Fix-crash-when-deleting-top-level-windows-embedded-i.patch of Package libqt4

From 01fd1edbb074b26a054bb545ffed979100f6be12 Mon Sep 17 00:00:00 2001
From: Friedemann Kleint <Friedemann.Kleint@digia.com>
Date: Mon, 14 Apr 2014 17:02:42 +0200
Subject: [PATCH] Fix crash when deleting top level windows embedded into
 QGraphicsProxyWidget.

Clear proxyWidget pointer in slot
QGraphicsProxyWidgetPrivate::_q_removeWidgetSlot().

Task-number: QTBUG-29684
Task-number: QTBUG-33213
Change-Id: Ibdbd52aa810ca908e3d98daa00954345e7a93a48
Reviewed-by: Andreas Aardal Hanssen <andreas@hanssen.name>
(cherry picked from qtbase/ff2dbe609ef4482d66d1ecd135b4f53f6aff7e60)
---
 src/gui/graphicsview/qgraphicsproxywidget.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/gui/graphicsview/qgraphicsproxywidget.cpp b/src/gui/graphicsview/qgraphicsproxywidget.cpp
index e9bbf04..b3ea09c 100644
--- a/src/gui/graphicsview/qgraphicsproxywidget.cpp
+++ b/src/gui/graphicsview/qgraphicsproxywidget.cpp
@@ -412,6 +412,10 @@ QWidget *QGraphicsProxyWidgetPrivate::findFocusChild(QWidget *child, bool next)
 void QGraphicsProxyWidgetPrivate::_q_removeWidgetSlot()
 {
     Q_Q(QGraphicsProxyWidget);
+    if (!widget.isNull()) {
+        if (QWExtra *extra = widget->d_func()->extra)
+            extra->proxyWidget = 0;
+    }
     widget = 0;
     delete q;
 }
-- 
2.0.4
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