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From: Keith Busch <kbusch@kernel.org>
To: Caleb Sander Mateos <csander@purestorage.com>
Cc: Jens Axboe <axboe@kernel.dk>, Christoph Hellwig <hch@lst.de>,
	Sagi Grimberg <sagi@grimberg.me>,
	Maurizio Lombardi <mlombard@redhat.com>,
	linux-nvme@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4] nvme-tcp: fix connect failure on receiving partial ICResp PDU
Date: Tue, 18 Feb 2025 08:45:37 -0700	[thread overview]
Message-ID: <Z7SrIT9m51w8A4DC@kbusch-mbp> (raw)
In-Reply-To: <20250124184311.1642797-1-csander@purestorage.com>

On Fri, Jan 24, 2025 at 11:43:10AM -0700, Caleb Sander Mateos wrote:
> nvme_tcp_init_connection() attempts to receive an ICResp PDU but only
> checks that the return value from recvmsg() is non-negative. If the
> sender closes the TCP connection or sends fewer than 128 bytes, this
> check will pass even though the full PDU wasn't received.
> 
> Ensure the full ICResp PDU is received by checking that recvmsg()
> returns the expected 128 bytes.

Thanks, applied to nvme-6.14.


      parent reply	other threads:[~2025-02-18 15:45 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-24 18:43 [PATCH v4] nvme-tcp: fix connect failure on receiving partial ICResp PDU Caleb Sander Mateos
2025-01-26  8:01 ` Sagi Grimberg
2025-01-27  7:37 ` Hannes Reinecke
2025-01-27  8:09   ` Hannes Reinecke
2025-01-27 18:06     ` Caleb Sander
2025-01-27 17:38   ` Caleb Sander
2025-01-27 17:51     ` Maurizio Lombardi
2025-01-28  8:28     ` Hannes Reinecke
2025-01-28 22:02       ` Caleb Sander
2025-01-31  8:17         ` Sagi Grimberg
2025-02-03  0:19           ` Caleb Sander
2025-02-03  7:20             ` Hannes Reinecke
2025-02-04 22:20               ` Caleb Sander
2025-02-10 17:24                 ` Caleb Sander
2025-02-11 22:20                   ` Hannes Reinecke
2025-02-17  7:11                   ` Sagi Grimberg
2025-02-18 15:45 ` Keith Busch [this message]

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