From 08972d1952a4247aadb2f56c22fb5ed5d13e18e0 Mon Sep 17 00:00:00 2001
From: Orgad Shaneh <orgad.shaneh@audiocodes.com>
Date: Thu, 26 Nov 2020 22:46:31 +0200
Subject: [PATCH] ProjectExplorer: Fix crash on close while tree is scanned

* Open CMakeLists.txt of Qt Creator
* While it scans the tree, close Qt Creator

Change-Id: Ieabec0f7fe0495f68e833d7ced03076bc1ceddbb
Reviewed-by: Eike Ziller <eike.ziller@qt.io>
---
 src/plugins/projectexplorer/treescanner.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/plugins/projectexplorer/treescanner.cpp b/src/plugins/projectexplorer/treescanner.cpp
index 870ec538179..809c131df68 100644
--- a/src/plugins/projectexplorer/treescanner.cpp
+++ b/src/plugins/projectexplorer/treescanner.cpp
@@ -103,11 +103,12 @@ TreeScanner::Result TreeScanner::result() const
 
 TreeScanner::Result TreeScanner::release()
 {
-    if (isFinished()) {
+    if (isFinished() && m_scanFuture.resultCount() > 0) {
         auto result = m_scanFuture.result();
         m_scanFuture = Future();
         return result;
     }
+    m_scanFuture = Future();
     return Result();
 }