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-rw-r--r--sys/netinet6/ip6_fw.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/netinet6/ip6_fw.c b/sys/netinet6/ip6_fw.c
index 370ff78..11faa80 100644
--- a/sys/netinet6/ip6_fw.c
+++ b/sys/netinet6/ip6_fw.c
@@ -810,6 +810,8 @@ got_match:
*m = 0;
break;
}
+ if (tcp->th_flags & TH_SYN)
+ ack++;
seq = 0;
flags = TH_RST|TH_ACK;
}
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