662 	struct key_type *ktype;  in key_type_lookup()  local
668 	list_for_each_entry(ktype, &key_types_list, link) {  in key_type_lookup()
669 		if (strcmp(ktype->name, type) == 0)  in key_type_lookup()
674 	ktype = ERR_PTR(-ENOKEY);  in key_type_lookup()
677 	return ktype;  in key_type_lookup()
685 void key_type_put(struct key_type *ktype)  in key_type_put()  argument
747 	struct key_type *ktype;  in key_create_or_update()  local
754 	ktype = key_type_lookup(type);  in key_create_or_update()
755 	if (IS_ERR(ktype)) {  in key_create_or_update()
761 	if (!ktype->match || !ktype->instantiate)  in key_create_or_update()
786 	if (ktype->update) {  in key_create_or_update()
787 		key_ref = __keyring_search_one(keyring_ref, ktype, description,  in key_create_or_update()
798 		if (ktype->read)  in key_create_or_update()
801 		if (ktype == &key_type_keyring || ktype->update)  in key_create_or_update()
806 	key = key_alloc(ktype, description, cred->fsuid, cred->fsgid, cred,  in key_create_or_update()
826 	key_type_put(ktype);  in key_create_or_update()
835 	key_type_put(ktype);  in key_create_or_update()
908 int register_key_type(struct key_type *ktype)  in register_key_type()  argument
918 		if (strcmp(p->name, ktype->name) == 0)  in register_key_type()
923 	list_add(&ktype->link, &key_types_list);  in register_key_type()
938 void unregister_key_type(struct key_type *ktype)  in unregister_key_type()  argument
946 	list_del_init(&ktype->link);  in unregister_key_type()
954 		if (key->type == ktype)  in unregister_key_type()
970 		if (key->type == ktype) {  in unregister_key_type()
971 			if (ktype->destroy)  in unregister_key_type()
972 				ktype->destroy(key);  in unregister_key_type()