nf_checksum(skb, hooknum, dataoff, IPPROTO_TCP, pf)) {
if (LOG_INVALID(IPPROTO_TCP))
nf_log_packet(pf, 0, skb, NULL, NULL, NULL,
nf_checksum(skb, hooknum, dataoff, IPPROTO_TCP, pf)) {
if (LOG_INVALID(IPPROTO_TCP))
nf_log_packet(pf, 0, skb, NULL, NULL, NULL,