netdev - Re: [PATCH net-next 1/2] tcp: remove redundant rcv

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Message-ID: <e51e4a18-5e4d-f276-3d39-304424853351@gmail.com>
Date:   Wed, 11 Jul 2018 10:01:17 -0700
From:   Eric Dumazet <eric.dumazet@...il.com>
To:     Yafang Shao <laoar.shao@...il.com>, davem@...emloft.net,
        edumazet@...gle.com
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        shaoyafang@...ichuxing.com
Subject: Re: [PATCH net-next 1/2] tcp: remove redundant rcv_nxt update



On 07/11/2018 06:16 AM, Yafang Shao wrote:
> tcp_rcv_nxt_update() is already executed in tcp_data_queue().
> This line is redundant.
> 
> See bellow,
> 	tcp_queue_rcv
> 		tcp_rcv_nxt_update(tcp_sk(sk), TCP_SKB_CB(skb)->end_seq);
> 	tcp_rcv_nxt_update(tp, TCP_SKB_CB(skb)->end_seq); <<<< redundant
> 
> Signed-off-by: Yafang Shao <laoar.shao@...il.com>
> ---

This patch is fine (but not the following)

Signed-off-by: Eric Dumazet <edumazet@...gle.com>

Thanks.