From fec3ef202f620808fdd5de5697c68bba88edd601 Mon Sep 17 00:00:00 2001
From: Christian Stenger <christian.stenger@qt.io>
Date: Fri, 6 Aug 2021 14:12:17 +0200
Subject: [PATCH] AutoTest: Prevent potential nullptr access

Change-Id: I78eb4a5113d23273e9383c86fdefcffea05e0123
Reviewed-by: Christian Kandeler <christian.kandeler@qt.io>
---
 src/plugins/autotest/testtreemodel.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/plugins/autotest/testtreemodel.cpp b/src/plugins/autotest/testtreemodel.cpp
index da6da812d6b..b6f979fe335 100644
--- a/src/plugins/autotest/testtreemodel.cpp
+++ b/src/plugins/autotest/testtreemodel.cpp
@@ -732,6 +732,8 @@ void TestTreeModel::handleParseResult(const TestParseResult *result, TestTreeIte
 
     // restore former check state and fail state if available
     newItem->forAllChildItems([this](TestTreeItem *childItem) {
+        if (!m_checkStateCache) // parse results may arrive after session switch / project close
+            return;
         Utils::optional<Qt::CheckState> cached = m_checkStateCache->get(childItem);
         if (cached.has_value())
             childItem->setData(0, cached.value(), Qt::CheckStateRole);