From e9f2f80e0936070e3767e15f2e716789e8048256 Mon Sep 17 00:00:00 2001
From: Jayanth Vijayaraghavan <jayanth@FreeBSD.org>
Date: Mon, 26 Jul 2004 23:41:12 +0000
Subject: [PATCH] Fix for a SACK bug where the very last segment retransmitted
 from the SACK scoreboard could result in the next (untransmitted) segment to
 be skipped.

---
 sys/netinet/tcp_output.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/netinet/tcp_output.c b/sys/netinet/tcp_output.c
index f6afc1892ea..c69b90aae8c 100644
--- a/sys/netinet/tcp_output.c
+++ b/sys/netinet/tcp_output.c
@@ -951,7 +951,7 @@ send:
 				tp->t_flags |= TF_SENTFIN;
 			}
 		}
-		if (tp->sack_enable && sack_rxmit && (p->rxmit != tp->snd_nxt))
+		if (tp->sack_enable && sack_rxmit)
 			goto timer;
 		tp->snd_nxt += len;
 		if (SEQ_GT(tp->snd_nxt, tp->snd_max)) {