From 168a02d4056efbef5c09d6d5810cf174412147c5 Mon Sep 17 00:00:00 2001
From: Marc Mutz <marc.mutz@qt.io>
Date: Fri, 1 Apr 2022 11:22:56 +0200
Subject: [PATCH] QMetaType: unlock QReadLocker early

Unlock the QReadLocker after we're done with the registry, before we
perform expensive operations such as I/O and QByteArrayList::join().

Pick-to: 6.3
Change-Id: I96549c517a2b4ffe34a70ea83f8c061ff9620795
Reviewed-by: Fabian Kosmale <fabian.kosmale@qt.io>
---
 src/corelib/kernel/qmetatype.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/corelib/kernel/qmetatype.cpp b/src/corelib/kernel/qmetatype.cpp
index bfcf546340..c0bc82ed29 100644
--- a/src/corelib/kernel/qmetatype.cpp
+++ b/src/corelib/kernel/qmetatype.cpp
@@ -207,6 +207,7 @@ const char *QtMetaTypePrivate::typedefNameForType(const QtPrivate::QMetaTypeInte
         if (it.value() == type_d && it.key() != officialName)
             otherNames << it.key();
     }
+    l.unlock();
     if (!otherNames.isEmpty())
         qWarning("QMetaType: type %s has more than one typedef alias: %s, %s",
                  type_d->name, name, otherNames.join(", ").constData());