From 85617f1369e2638d47c1b583650200bd4805ddb3 Mon Sep 17 00:00:00 2001
From: Christian Stenger <christian.stenger@qt.io>
Date: Thu, 16 May 2024 15:31:37 +0200
Subject: [PATCH] Git: Avoid crash when reloading files
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Explicitly reset the document when the document gets closed.

Task-number: QTCREATORBUG-30824
Change-Id: I4fb3d6fd6041990e5b8b4f6b7c4fd9ebc62f5a4a
Reviewed-by: Orgad Shaneh <orgads@gmail.com>
Reviewed-by: André Hartmann <aha_1980@gmx.de>
---
 src/plugins/git/instantblame.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/plugins/git/instantblame.cpp b/src/plugins/git/instantblame.cpp
index 5921518c347..f932c78698e 100644
--- a/src/plugins/git/instantblame.cpp
+++ b/src/plugins/git/instantblame.cpp
@@ -166,6 +166,13 @@ void InstantBlame::setup()
 
     connect(EditorManager::instance(), &EditorManager::currentEditorChanged,
             this, setupBlameForEditor);
+    connect(EditorManager::instance(), &EditorManager::documentClosed,
+            this, [this](IDocument *doc) {
+        if (m_document != doc)
+            return;
+        disconnect(m_documentChangedConn);
+        m_document = nullptr;
+    });
 }
 
 // Porcelain format of git blame output