1: Index: sys/netpfil/pf/pf.c
2: ===================================================================
3: --- sys/netpfil/pf/pf.c (revision 277815)
4: +++ sys/netpfil/pf/pf.c (working copy)
5: @@ -4199,7 +4199,7 @@
6: TH_SYN|TH_ACK, 0, (*state)->src.mss, 0, 1, 0, NULL);
7: REASON_SET(reason, PFRES_SYNPROXY);
8: return (PF_SYNPROXY_DROP);
9: - } else if (!(th->th_flags & TH_ACK) ||
10: + } else if ((th->th_flags & (TH_ACK|TH_RST|TH_FIN)) != TH_ACK ||
11: (ntohl(th->th_ack) != (*state)->src.seqhi + 1) ||
12: (ntohl(th->th_seq) != (*state)->src.seqlo + 1)) {
13: REASON_SET(reason, PFRES_SYNPROXY);
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