From 8f45a46e5969898497295608ad0ea93d55291bda Mon Sep 17 00:00:00 2001
From: Jan Grulich <jgrulich@redhat.com>
Date: Wed, 27 May 2020 13:34:37 +0200
Subject: [PATCH] Make sure we correctly construct underlying base platform theme

When the base platform theme is not set to a null pointer, then we might
assume it has been already constructed and later on try to access an
invalid address which will cause a crash.

Change-Id: I1bd6b1f07087baefaa9738d4dd644bb649e3e5df
---

diff --git a/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportaltheme.cpp b/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportaltheme.cpp
index fb65f6d9..72fbb9be 100644
--- a/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportaltheme.cpp
+++ b/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportaltheme.cpp
@@ -59,7 +59,7 @@ public:
         delete baseTheme;
     }
 
-    QPlatformTheme *baseTheme;
+    QPlatformTheme *baseTheme = nullptr;
 };
 
 QXdgDesktopPortalTheme::QXdgDesktopPortalTheme()