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| author | Markus Armbruster <armbru@redhat.com> | 2015-10-15 16:15:34 +0200 |
|---|---|---|
| committer | Markus Armbruster <armbru@redhat.com> | 2015-10-29 14:34:45 +0100 |
| commit | 89cad9f3ec6b30d7550fb5704475fc9c3393a066 (patch) | |
| tree | 8dc83797bad950cc5fc6f69215032cd2b120840e /qobject | |
| parent | 14b6160099f0caf5dc9d62e637b007bc5d719a96 (diff) | |
| download | qemu-89cad9f3ec6b30d7550fb5704475fc9c3393a066.tar.gz qemu-89cad9f3ec6b30d7550fb5704475fc9c3393a066.tar.bz2 qemu-89cad9f3ec6b30d7550fb5704475fc9c3393a066.zip | |
qdict: Make conversion from QObject * accept null
qobject_to_qdict() crashes on null, which is a trap for the unwary.
Return null instead, and simplify a few callers.
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <1444918537-18107-4-git-send-email-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Luiz Capitulino <lcapitulino@redhat.com>
Diffstat (limited to 'qobject')
| -rw-r--r-- | qobject/qdict.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/qobject/qdict.c b/qobject/qdict.c index f179f4e8ca..6b322850dc 100644 --- a/qobject/qdict.c +++ b/qobject/qdict.c @@ -46,9 +46,9 @@ QDict *qdict_new(void) */ QDict *qobject_to_qdict(const QObject *obj) { - if (qobject_type(obj) != QTYPE_QDICT) + if (!obj || qobject_type(obj) != QTYPE_QDICT) { return NULL; - + } return container_of(obj, QDict, base); } @@ -269,7 +269,7 @@ QList *qdict_get_qlist(const QDict *qdict, const char *key) */ QDict *qdict_get_qdict(const QDict *qdict, const char *key) { - return qobject_to_qdict(qdict_get_obj(qdict, key, QTYPE_QDICT)); + return qobject_to_qdict(qdict_get(qdict, key)); } /** |