return ErrEmptyName
	}
	if len(name) > MaxLength {
		return ErrNameExceedsMaxLength
	}

	req := r.handler.newRequest(cmdNew, unix.NLM_F_REQUEST|unix.NLM_F_CREATE|unix.NLM_F_ACK)
	req.AddData(nl.NewRtAttr(attrName, nl.ZeroTerminated(name)))
	_, err := req.Execute(unix.NETLINK_NETFILTER, 0)
	if err != nil {
		return handleError(err)
	}
	return nil
}

// Get is part of the interface.