if (!ovs_scan(s, "{class=%"SCNi16",type=%"SCNi8",len=%"SCNi8"}->tun_metadata%"SCNi16"%n",
&map->option_class, &map->option_type, &map->option_len,
&map->index, &n)) {
if (!ovs_scan(s, "{class=%"SCNi16",type=%"SCNi8",len=%"SCNi8"}->tun_metadata%"SCNi16"%n",
&map->option_class, &map->option_type, &map->option_len,
&map->index, &n)) {