case BRCTL_ADD_BRIDGE:
        case BRCTL_DEL_BRIDGE:
        {
                char buf[IFNAMSIZ];

                if (!capable(CAP_NET_ADMIN))
                        return -EPERM;

                if (copy_from_user(buf, (void __user *)args[1], IFNAMSIZ))
                        return -EFAULT;

                buf[IFNAMSIZ-1] = 0;

                if (args[0] == BRCTL_ADD_BRIDGE)
                        return br_add_bridge(buf);

                return br_del_bridge(buf);
        }