Commit 2d6421a9 authored by Markus Armbruster's avatar Markus Armbruster
Browse files

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: default avatarMarkus Armbruster <armbru@redhat.com>
Message-Id: <1444918537-18107-6-git-send-email-armbru@redhat.com>
Reviewed-by: default avatarEric Blake <eblake@redhat.com>
Reviewed-by: default avatarLuiz Capitulino <lcapitulino@redhat.com>
parent fcf73f66

qobject/qlist.c

+1 −2
Original line number Diff line number Diff line
@@ -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);

}