XT_L2TP_SID
if (info->flags & ~(XT_L2TP_TID | XT_L2TP_SID | XT_L2TP_VERSION |
(!(info->flags & XT_L2TP_SID)) &&
if ((info->flags & XT_L2TP_SID) &&
if ((info->flags & XT_L2TP_SID) && (data->type == XT_L2TP_TYPE_DATA) &&