https://gitlab.com/accounts-sso/signond/-/merge_requests/36

From 929f34fb07e30e17fc6a6ec117207390675be03b Mon Sep 17 00:00:00 2001
From: Nicolas Fella <nicolas.fella@gmx.de>
Date: Sat, 6 Aug 2022 15:46:16 +0200
Subject: [PATCH 08/11] Use return instead of reference for DBus output
 parameter

From a DBus perspective it's the same but it seems to work better that way with Qt6
---
 src/signond/signondaemonadaptor.cpp | 7 ++++---
 src/signond/signondaemonadaptor.h   | 3 +--
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/signond/signondaemonadaptor.cpp b/src/signond/signondaemonadaptor.cpp
index a407175..0f01d34 100644
--- a/src/signond/signondaemonadaptor.cpp
+++ b/src/signond/signondaemonadaptor.cpp
@@ -63,17 +63,18 @@ SignonDaemonAdaptor::registerObject(const QDBusConnection &connection,
     return QDBusObjectPath(path);
 }
 
-void SignonDaemonAdaptor::registerNewIdentity(const QString &applicationContext,
-                                              QDBusObjectPath &objectPath)
+QDBusObjectPath SignonDaemonAdaptor::registerNewIdentity(const QString &applicationContext)
 {
     Q_UNUSED(applicationContext);
 
     SignonIdentity *identity = m_parent->registerNewIdentity();
 
     QDBusConnection dbusConnection(parentDBusContext().connection());
-    objectPath = registerObject(dbusConnection, identity);
+    QDBusObjectPath objectPath = registerObject(dbusConnection, identity);
 
     SignonDisposable::destroyUnused();
+
+    return objectPath;
 }
 
 void SignonDaemonAdaptor::securityErrorReply()
diff --git a/src/signond/signondaemonadaptor.h b/src/signond/signondaemonadaptor.h
index c51a6b8..639a135 100644
--- a/src/signond/signondaemonadaptor.h
+++ b/src/signond/signondaemonadaptor.h
@@ -49,8 +49,7 @@ public:
         { return *static_cast<QDBusContext *>(m_parent); }
 
 public Q_SLOTS:
-    void registerNewIdentity(const QString &applicationContext,
-                             QDBusObjectPath &objectPath);
+    QDBusObjectPath registerNewIdentity(const QString &applicationContext);
     void getIdentity(const quint32 id, const QString &applicationContext,
                      QDBusObjectPath &objectPath,
                      QVariantMap &identityData);
-- 
2.43.0