qobject_to_qlist() crashes on null, which is a trap for the unwary.
Return null instead.
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <
1444918537-18107-6-git-send-email-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Luiz Capitulino <lcapitulino@redhat.com>
*/
QList *qobject_to_qlist(const QObject *obj)
{
- if (qobject_type(obj) != QTYPE_QLIST) {
+ if (!obj || qobject_type(obj) != QTYPE_QLIST) {
return NULL;
}
-
return container_of(obj, QList, base);
}