CTA_PROTOINFO_TCP 1096 net/netfilter/nf_conntrack_proto_tcp.c nest_parms = nla_nest_start(skb, CTA_PROTOINFO_TCP | NLA_F_NESTED); CTA_PROTOINFO_TCP 1136 net/netfilter/nf_conntrack_proto_tcp.c struct nlattr *pattr = cda[CTA_PROTOINFO_TCP];