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From: patchwork-bot+netdevbpf@kernel.org
To: Chuck Lever <cel@kernel.org>
Cc: john.fastabend@gmail.com, kuba@kernel.org, sd@queasysnail.net,
	davem@davemloft.net, edumazet@google.com, pabeni@redhat.com,
	horms@kernel.org, netdev@vger.kernel.org
Subject: Re: [PATCH net] net/tls: Consume empty data records in tls_sw_read_sock()
Date: Tue, 07 Jul 2026 08:20:06 +0000	[thread overview]
Message-ID: <178341240614.1419868.13885768597307476374.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260630191551.875664-1-cel@kernel.org>

Hello:

This patch was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@redhat.com>:

On Tue, 30 Jun 2026 15:15:51 -0400 you wrote:
> A peer may send a zero-length TLS application_data record; TLS 1.3
> explicitly permits these as a traffic-analysis countermeasure (RFC
> 8446, Section 5.1). After decryption such a record has full_len ==
> 0. tls_sw_read_sock() hands it to the read_actor, which has no
> payload to consume and returns zero. The loop treats a zero return
> as backpressure (used <= 0), requeues the skb at the head of
> rx_list, and stops. rx_list is serviced head-first on the next
> call, so the empty record is dequeued, fails the same way, and is
> requeued again; every later record on the connection is blocked
> behind it.
> 
> [...]

Here is the summary with links:
  - [net] net/tls: Consume empty data records in tls_sw_read_sock()
    https://git.kernel.org/netdev/net/c/3be28e2c9cd0

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



      parent reply	other threads:[~2026-07-07  8:20 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-06-30 19:15 [PATCH net] net/tls: Consume empty data records in tls_sw_read_sock() Chuck Lever
2026-07-02 18:05 ` Sabrina Dubroca
2026-07-02 19:52   ` Chuck Lever
2026-07-02 21:50     ` Sabrina Dubroca
2026-07-03 21:07       ` Chuck Lever
2026-07-06 19:16       ` Chuck Lever
2026-07-07  7:58         ` Sabrina Dubroca
2026-07-07  8:10           ` Paolo Abeni
2026-07-07  8:20 ` patchwork-bot+netdevbpf [this message]

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