IP_CT_EXP_CHALLENGE_ACK  939 net/netfilter/nf_conntrack_proto_tcp.c 			ct->proto.tcp.last_flags &= ~IP_CT_EXP_CHALLENGE_ACK;
IP_CT_EXP_CHALLENGE_ACK  981 net/netfilter/nf_conntrack_proto_tcp.c 					IP_CT_EXP_CHALLENGE_ACK;
IP_CT_EXP_CHALLENGE_ACK 1018 net/netfilter/nf_conntrack_proto_tcp.c 		    (ct->proto.tcp.last_flags & IP_CT_EXP_CHALLENGE_ACK)) {
IP_CT_EXP_CHALLENGE_ACK 1020 net/netfilter/nf_conntrack_proto_tcp.c 			ct->proto.tcp.last_flags &= ~IP_CT_EXP_CHALLENGE_ACK;