qobject: Modify qobject_ref() to return obj

For convenience and clarity, make it possible to call qobject_ref() at
the time when the reference is associated with a variable, or
argument, by making qobject_ref() return the same pointer as given.
Use that to simplify the callers.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <20180419150145.24795-5-marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
[Useless change to qobject_ref_impl() dropped, commit message improved
slightly]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
This commit is contained in:
Marc-André Lureau 2018-04-19 17:01:44 +02:00 committed by Markus Armbruster
parent cb3e7f08ae
commit f5a74a5a50
12 changed files with 47 additions and 64 deletions

View file

@ -1082,8 +1082,8 @@ static void quorum_refresh_filename(BlockDriverState *bs, QDict *options)
children = qlist_new();
for (i = 0; i < s->num_children; i++) {
qobject_ref(s->children[i]->bs->full_open_options);
qlist_append(children, s->children[i]->bs->full_open_options);
qlist_append(children,
qobject_ref(s->children[i]->bs->full_open_options));
}
opts = qdict_new();