Remove possible qt containers detach (#8727)

* Replaced obsolete foreach-loops with for-loops

* Added a copy of queries into SqlDatabase::close

* Used const reference to avoid unneeded copying

* Fixed Qt containers possible detach within for-loop

* Removed unneeded copies before for-loops

1 files changed, 1 insertions, 2 deletions

diff --git a/src/gui/servernotificationhandler.cpp b/src/gui/servernotificationhandler.cpp
index bd59f7483..e1c331871 100644
--- a/src/gui/servernotificationhandler.cpp
+++ b/src/gui/servernotificationhandler.cpp
@@ -65,8 +65,7 @@ void ServerNotificationHandler::slotNotificationsReceived(const QJsonDocument &j
         return;
     }
 
-    auto notifies = json.object().value("ocs").toObject().value("data").toArray();
-
+    const auto &notifies = json.object().value(QLatin1String("ocs")).toObject().value(QLatin1String("data")).toArray();
     AccountState *ai = qvariant_cast<AccountState *>(sender()->property("AccountStatePtr"));
 
     ActivityList list;