From 2d6421a90047a83f6722832405fe09571040ea5b Mon Sep 17 00:00:00 2001 From: Markus Armbruster Date: Thu, 15 Oct 2015 16:15:36 +0200 Subject: qlist: Make conversion from QObject * accept null qobject_to_qlist() crashes on null, which is a trap for the unwary. Return null instead. Signed-off-by: Markus Armbruster Message-Id: <1444918537-18107-6-git-send-email-armbru@redhat.com> Reviewed-by: Eric Blake Reviewed-by: Luiz Capitulino --- qobject/qlist.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'qobject') diff --git a/qobject/qlist.c b/qobject/qlist.c index 1ced0de58e..298003aaf7 100644 --- a/qobject/qlist.c +++ b/qobject/qlist.c @@ -142,10 +142,9 @@ size_t qlist_size(const QList *qlist) */ 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); } -- cgit v1.2.3