linux-kernel - Re: [PATCH] nvme-pci: add missing condition check for existence of mapped data

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Message-ID: <ZqJhSZw7Gww4SBTE@kbusch-mbp>
Date: Thu, 25 Jul 2024 08:29:29 -0600
From: Keith Busch <kbusch@...nel.org>
To: Leon Romanovsky <leon@...nel.org>
Cc: Jens Axboe <axboe@...nel.dk>, Christoph Hellwig <hch@....de>,
	Sagi Grimberg <sagi@...mberg.me>,
	Leon Romanovsky <leonro@...dia.com>,
	Chaitanya Kulkarni <chaitanya.kulkarni@....com>,
	linux-nvme@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] nvme-pci: add missing condition check for existence of
 mapped data

On Wed, Jul 24, 2024 at 01:31:14PM +0300, Leon Romanovsky wrote:
> From: Leon Romanovsky <leonro@...dia.com>
> 
> nvme_map_data() is called when request has physical segments, hence
> the nvme_unmap_data() should have same condition to avoid dereference.

Thanks, applied to nvme-6.11.