From e82fdca156aaeb03cdb9555d4cb6228e6209092f Mon Sep 17 00:00:00 2001
From: Michael Tuexen <tuexen@FreeBSD.org>
Date: Fri, 15 Feb 2019 09:45:17 +0000
Subject: [PATCH] Fix a byte ordering issue for the advertised receiver window
 in ACK segments sent in TIMEWAIT state, which I introduced in r336937.

MFC after:	3 days
Sponsored by:	Netflix, Inc.
---
 sys/netinet/tcp_timewait.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/netinet/tcp_timewait.c b/sys/netinet/tcp_timewait.c
index 0384fc54ca8..04729763a85 100644
--- a/sys/netinet/tcp_timewait.c
+++ b/sys/netinet/tcp_timewait.c
@@ -302,7 +302,7 @@ tcp_twstart(struct tcpcb *tp)
 	if (SEQ_GT(tp->rcv_adv, tp->rcv_nxt) &&
 	    recwin < (tp->rcv_adv - tp->rcv_nxt))
 		recwin = (tp->rcv_adv - tp->rcv_nxt);
-	tw->last_win = htons((u_short)(recwin >> tp->rcv_scale));
+	tw->last_win = (u_short)(recwin >> tp->rcv_scale);
 
 	/*
 	 * Set t_recent if timestamps are used on the connection.