From: Eric Dumazet <edumazet@google.com>
Date: Mon, 19 Feb 2018 19:56:51 +0000 (-0800)
Subject: tcp: remove dead code from tcp_set_skb_tso_segs()
X-Git-Tag: v4.19~1326^2~388^2~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4a64fd6ccf127973d1e2b2fc2f8024e550130617;p=platform%2Fkernel%2Flinux-rpi3.git

tcp: remove dead code from tcp_set_skb_tso_segs()

We no longer have skbs with skb->ip_summed == CHECKSUM_NONE
in TCP write queues.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index b2bca37..0196923 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -1206,7 +1206,7 @@ static void tcp_queue_skb(struct sock *sk, struct sk_buff *skb)
 /* Initialize TSO segments for a packet. */
 static void tcp_set_skb_tso_segs(struct sk_buff *skb, unsigned int mss_now)
 {
-	if (skb->len <= mss_now || skb->ip_summed == CHECKSUM_NONE) {
+	if (skb->len <= mss_now) {
 		/* Avoid the costly divide in the normal
 		 * non-TSO case.
 		 */