From 0c76290440c94494f075b6471cb6103c8929157f Mon Sep 17 00:00:00 2001
From: bol-van <k@vodka.home.kg>
Date: Sun, 21 Mar 2021 10:39:52 +0300
Subject: [PATCH] nfqws: do not reset conntrack entry in SYN state
---
nfq/conntrack.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/nfq/conntrack.c b/nfq/conntrack.c
index f006959..3cd7220 100644
--- a/nfq/conntrack.c
+++ b/nfq/conntrack.c
@@ -126,12 +126,12 @@ static void ConntrackFeedPacket(t_ctrack *t, bool bReverse, const struct tcphdr
uint8_t scale;
if (tcp_syn_segment(tcphdr))
{
- ConntrackInitTrack(t); // erase current entry
+ if (t->state!=SYN) ConntrackInitTrack(t); // erase current entry
t->seq0 = htonl(tcphdr->th_seq);
}
else if (tcp_synack_segment(tcphdr))
{
- ConntrackInitTrack(t); // erase current entry
+ if (t->state!=SYN) ConntrackInitTrack(t); // erase current entry
if (!t->seq0) t->seq0 = htonl(tcphdr->th_ack)-1;
t->ack0 = htonl(tcphdr->th_seq);
}