def METHOD_NAME(dev_path):
    """
    Delete a previously setup/created LIO device
    :param str dev_path: path of the device to delete
    """
    if dev_path in _lio_devs:
        wwn, store_name = _lio_devs[dev_path]
        _delete_lun(wwn, True, store_name)
    else:
        raise RuntimeError("Unknown device '%s'" % dev_path)