QMetaType: don't create a registry just to query its emptiness [2/2]

The previous commit, b0e4d53b637e6c34457d14ed3f0be705098bf2f5, missed
this one. Same rationale as back then.

Change-Id: Ibad4c130e0d61c64808275fa7b97b58ebd479acc
Reviewed-by: Fabian Kosmale <fabian.kosmale@qt.io>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
(cherry picked from commit 5f5c4598fed4b4bdd95271d1fee8a57fbd21d033)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
This commit is contained in:
Marc Mutz 2022-04-05 08:39:19 +02:00 committed by Qt Cherry-pick Bot
parent 21c6fdf6a1
commit e0ad7fa80d

View File

@ -148,9 +148,9 @@ Q_GLOBAL_STATIC(QMetaTypeCustomRegistry, customTypeRegistry)
const char *QtMetaTypePrivate::typedefNameForType(const QtPrivate::QMetaTypeInterface *type_d)
{
const char *name = nullptr;
QMetaTypeCustomRegistry *r = customTypeRegistry;
if (!r)
if (!customTypeRegistry.exists())
return name;
QMetaTypeCustomRegistry *r = &*customTypeRegistry;
QByteArrayView officialName(type_d->name);
QReadLocker l(&r->lock);