From cd1ef4db4f817f8fd6d4810abb5a64158a5f90e4 Mon Sep 17 00:00:00 2001
From: Edward Welbourne <edward.welbourne@qt.io>
Date: Wed, 7 Jun 2023 16:25:59 +0200
Subject: [PATCH] XBEL example: Fix null dereference bug

As readXBEL() does call readSeparator(nullptr), the latter should cope
with being passed nullptr as item.

Task-number: QTBUG-111228
Change-Id: I786e4438b566438448b5d54ff6442c27f1255aa8
Reviewed-by: Ievgenii Meshcheriakov <ievgenii.meshcheriakov@qt.io>
(cherry picked from commit 705e4e63c6ce26507d930428b8cf0d0f137bf3e5)
---
 examples/corelib/serialization/streambookmarks/xbelreader.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/examples/corelib/serialization/streambookmarks/xbelreader.cpp b/examples/corelib/serialization/streambookmarks/xbelreader.cpp
index 2d3248e9362..9075631673d 100644
--- a/examples/corelib/serialization/streambookmarks/xbelreader.cpp
+++ b/examples/corelib/serialization/streambookmarks/xbelreader.cpp
@@ -82,7 +82,7 @@ void XbelReader::readSeparator(QTreeWidgetItem *item)
     Q_ASSERT(xml.isStartElement() && xml.name() == QLatin1String("separator"));
 
     QTreeWidgetItem *separator = createChildItem(item);
-    separator->setFlags(item->flags() & ~Qt::ItemIsSelectable);
+    separator->setFlags(item ? item->flags() & ~Qt::ItemIsSelectable : Qt::ItemFlags{});
     separator->setText(0, QString(30, u'\xB7'));
     xml.skipCurrentElement();
 }