From: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Date: Sun, 21 Sep 2008 04:22:17 +0000 (-0700)
Subject: tcp: remove obsolete validity concern
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=34638570b58290e8cb875fb24dcbe836ffeb6cb8;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

tcp: remove obsolete validity concern

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 957c4e3d2176..6f2a3f4a1af3 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -2087,10 +2087,6 @@ void tcp_xmit_retransmit_queue(struct sock *sk)
 	if (!tcp_can_forward_retransmit(sk))
 		return;
 
-	/* If nothing is SACKed, highest_sack in the loop won't be valid */
-	if (!tp->sacked_out)
-		return;
-
 	if (tp->forward_skb_hint)
 		skb = tp->forward_skb_hint;
 	else