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File:  [ELWIX - Embedded LightWeight unIX -] / elwix / patches / freebsd.pf.3whs.PR197484.patch
Revision 1.2: download - view: text, annotated - select for diffs - revision graph
Thu Mar 11 13:59:52 2021 UTC (3 years, 3 months ago) by misho
Branches: MAIN
CVS tags: elwix2_8, elwix2_7, HEAD, ELWIX2_7, ELWIX2_6
ver 2.6

    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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