linux-kernel - Re: [PATCH 4/6] spi: spi-mem: reject partial cycle transfers in 8D-8D-8D mode

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20210507154825.GE6383@sirena.org.uk>
Date:   Fri, 7 May 2021 16:48:25 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Pratyush Yadav <p.yadav@...com>
Cc:     Tudor Ambarus <tudor.ambarus@...rochip.com>,
        Michael Walle <michael@...le.cc>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>,
        linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-spi@...r.kernel.org
Subject: Re: [PATCH 4/6] spi: spi-mem: reject partial cycle transfers in
 8D-8D-8D mode

On Fri, May 07, 2021 at 12:48:27AM +0530, Pratyush Yadav wrote:
> In 8D-8D-8D mode two bytes are transferred per cycle. So an odd number
> of bytes cannot be transferred because it would leave a residual half
> cycle at the end. Consider such a transfer invalid and reject it.

Reviwed-by: Mark Brown <broonie@...nel.org>

Download attachment "signature.asc" of type "application/pgp-signature" (489 bytes)