attribute_container_unregister
EXPORT_SYMBOL_GPL(attribute_container_unregister);
if (unlikely(attribute_container_unregister(&atc->container)))
BUG_ON(attribute_container_unregister(&i->r.raid_attrs.ac));
int __must_check attribute_container_unregister(struct attribute_container *cont);
if (unlikely(attribute_container_unregister(&tc->ac)))