From: Simon Zhang <yuwei1.zhang@intel.com>
Date: Sat, 22 Feb 2020 19:51:42 +0000 (+0800)
Subject: tcp: remove useless prediction
X-Git-Tag: v19.08.3~145
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=refs%2Fchanges%2F37%2F28337%2F2;p=vpp.git

tcp: remove useless prediction

Type: fix

Signed-off-by: Simon Zhang <yuwei1.zhang@intel.com>
Change-Id: Ie2dc2653baec92347eb2cbcd197a2e5ec6a80c79
(cherry picked from commit 487507f40f4e443ff1e683641206db80875f3477)
---

diff --git a/src/vnet/tcp/tcp_input.c b/src/vnet/tcp/tcp_input.c
index 70f0da32ca1..5596c7ed1eb 100755
--- a/src/vnet/tcp/tcp_input.c
+++ b/src/vnet/tcp/tcp_input.c
@@ -1024,9 +1024,7 @@ tcp_rcv_sacks (tcp_connection_t * tc, u32 ack)
     {
       if (seq_lt (blk->start, blk->end)
 	  && seq_gt (blk->start, tc->snd_una)
-	  && seq_gt (blk->start, ack)
-	  && seq_lt (blk->start, tc->snd_nxt)
-	  && seq_leq (blk->end, tc->snd_nxt))
+	  && seq_gt (blk->start, ack) && seq_leq (blk->end, tc->snd_nxt))
 	{
 	  blk++;
 	  continue;