From 1a50c98f4a99bce3363561b953ff8d92b8f1a33a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?M=C3=A9ven=20Car?= <meven.car@enioka.com>
Date: Tue, 2 Jun 2020 09:54:55 +0200
Subject: [PATCH] [scene] Avoid a crash when currentPixmap is invalid and
 previousPixmap is null or invalid

---
 scene.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/scene.h b/scene.h
index a8f714528e..fdeb10e304 100644
--- a/scene.h
+++ b/scene.h
@@ -670,11 +670,13 @@ template <typename T>
 inline
 T *Scene::Window::windowPixmap() const
 {
-    if (m_currentPixmap->isValid()) {
+    if (m_currentPixmap && m_currentPixmap->isValid()) {
         return static_cast<T*>(m_currentPixmap.data());
-    } else {
+    }
+    if (m_previousPixmap && m_previousPixmap->isValid()) {
         return static_cast<T*>(m_previousPixmap.data());
     }
+    return nullptr;
 }
 
 template <typename T>