From b44f33c7ed2ac22079c174c4e38d2f8170b527c0 Mon Sep 17 00:00:00 2001
From: Aleix Pol <aleixpol@kde.org>
Date: Fri, 5 Nov 2021 23:54:48 +0100
Subject: [PATCH] DecorationItem: Prevent crash

We are calling a QPointer without checking it first.
---
 src/decorationitem.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/decorationitem.cpp b/src/decorationitem.cpp
index 23fcb79462..3d1df393f8 100644
--- a/src/decorationitem.cpp
+++ b/src/decorationitem.cpp
@@ -45,7 +45,9 @@ Decoration::DecoratedClientImpl *DecorationRenderer::client() const
 
 void DecorationRenderer::invalidate()
 {
-    addDamage(m_client->client()->rect());
+    if (m_client) {
+        addDamage(m_client->client()->rect());
+    }
     m_imageSizesDirty = true;
 }