qt5-qtwayland/0039-Guard-mResizeDirty-by-the-correctMutex.patch

From 7bc9e2931cc1c81da23e245eafd42252f9cd6e9f Mon Sep 17 00:00:00 2001
From: David Edmundson <davidedmundson@kde.org>
Date: Thu, 3 Feb 2022 19:42:33 +0000
Subject: [PATCH 39/57] Guard mResizeDirty by the correctMutex

mResizeDirty is used in the GUI thread in setCanResize which can be
called from the GUI thread. It is queried and set whilst the resizeLock
is held. We need to guard our usage.

Change-Id: I5f8dcf8aa2cb2c4bb6274103df1da9e3e268605a
Reviewed-by: Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@qt.io>
(cherry picked from commit 4ac96662c936821efff2875bbe555b40612caf8a)
---
 src/client/qwaylandwindow.cpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/client/qwaylandwindow.cpp b/src/client/qwaylandwindow.cpp
index 0967c975..c6477ec4 100644
--- a/src/client/qwaylandwindow.cpp
+++ b/src/client/qwaylandwindow.cpp
@@ -358,11 +358,12 @@ void QWaylandWindow::setGeometry(const QRect &rect)
         if (mWindowDecoration)
             mWindowDecoration->update();
 
-        if (mResizeAfterSwap && windowType() == Egl && mSentInitialResize)
+        if (mResizeAfterSwap && windowType() == Egl && mSentInitialResize) {
+            QMutexLocker lock(&mResizeLock);
             mResizeDirty = true;
-        else
+        } else {
             QWindowSystemInterface::handleGeometryChange(window(), geometry());
-
+        }
         mSentInitialResize = true;
     }
     QRect exposeGeometry(QPoint(), geometry().size());
-- 
2.39.0