_otcph 133 net/ipv6/netfilter/nf_reject_ipv6.c struct tcphdr _otcph; _otcph 147 net/ipv6/netfilter/nf_reject_ipv6.c otcph = nf_reject_ip6_tcphdr_get(oldskb, &_otcph, &otcplen, hook);