398 		struct key_restriction *keyres = keyring->restrict_link;  in keyring_destroy()  local
400 		key_put(keyres->key);  in keyring_destroy()
401 		kfree(keyres);  in keyring_destroy()
948 	struct key_restriction *keyres =  in keyring_restriction_alloc()  local
951 	if (!keyres)  in keyring_restriction_alloc()
954 	keyres->check = check;  in keyring_restriction_alloc()
956 	return keyres;  in keyring_restriction_alloc()
970 					     struct key_restriction *keyres)  in keyring_detect_restriction_cycle()  argument
972 	while (keyres && keyres->key &&  in keyring_detect_restriction_cycle()
973 	       keyres->key->type == &key_type_keyring) {  in keyring_detect_restriction_cycle()
974 		if (keyres->key == dest_keyring)  in keyring_detect_restriction_cycle()
977 		keyres = keyres->key->restrict_link;  in keyring_detect_restriction_cycle()
1560 	struct key_restriction *keyres;  in keyring_restriction_gc()  local
1580 	keyres = keyring->restrict_link;  in keyring_restriction_gc()
1582 	keyres->check = restrict_link_reject;  in keyring_restriction_gc()
1584 	key_put(keyres->key);  in keyring_restriction_gc()
1585 	keyres->key = NULL;  in keyring_restriction_gc()
1586 	keyres->keytype = NULL;  in keyring_restriction_gc()