From: patchwork-bot+netdevbpf@kernel.org
To: Eric Dumazet <edumazet@google.com>
Cc: davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com,
horms@kernel.org, ncardwell@google.com, kuniyu@google.com,
netdev@vger.kernel.org, eric.dumazet@gmail.com
Subject: Re: [PATCH net-next] tcp: remove dead code in tcp_rcv_state_process()
Date: Wed, 23 Sep 2026 02:10:12 +0000 [thread overview]
Message-ID: <179012941239.177114.8591343191777304229.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260922010627.2291980-1-edumazet@google.com>
Hello:
This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Tue, 22 Sep 2026 01:06:27 +0000 you wrote:
> Since commit 3d501dd326fb ("tcp: do not accept ACK of bytes we never
> sent"), tcp_ack() bounds the acceptable old ACK window by
> min(tp->max_window, tp->bytes_acked).
>
> When sk->sk_state == TCP_SYN_RECV, tp->bytes_acked is always 0, so
> any segment with before(ack, prior_snd_una) immediately returns
> -SKB_DROP_REASON_TCP_TOO_OLD_ACK and never reaches the old_ack label
> (which returns 0).
>
> [...]
Here is the summary with links:
- [net-next] tcp: remove dead code in tcp_rcv_state_process()
https://git.kernel.org/netdev/net-next/c/944ae66642b7
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
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prev parent reply other threads:[~2026-09-23 2:11 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-22 1:06 [PATCH net-next] tcp: remove dead code in tcp_rcv_state_process() Eric Dumazet
2026-09-23 1:22 ` Xuanqiang Luo
2026-09-23 2:10 ` patchwork-bot+netdevbpf [this message]
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