linux-kernel - Re: [PATCHv3] mmc: rpmb: fixes pause retune on all RPMB partitions.

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: <CACRpkdbbV_mCT-P6mK8=S4rR7=ZKV=LKYmoH1dGsG3PAR2HjaA@mail.gmail.com>
Date:   Fri, 1 Dec 2023 14:19:10 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Jorge Ramirez-Ortiz <jorge@...ndries.io>
Cc:     ulf.hansson@...aro.org, adrian.hunter@...el.com,
        linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org
Subject: Re: [PATCHv3] mmc: rpmb: fixes pause retune on all RPMB partitions.

On Fri, Dec 1, 2023 at 11:05 AM Jorge Ramirez-Ortiz <jorge@...ndries.io> wrote:

> When RPMB was converted to a character device, it added support for
> multiple RPMB partitions (Commit 97548575bef3 ("mmc: block: Convert RPMB
> to a character device").
>
> One of the changes in this commit was transforming the variable
> target_part defined in __mmc_blk_ioctl_cmd into a bitmask.
>
> This inadvertedly regressed the validation check done in
> mmc_blk_part_switch_pre() and mmc_blk_part_switch_post().
>
> This commit fixes that regression.
>
> Fixes: 97548575bef3 ("mmc: block: Convert RPMB to a character device")
> Signed-off-by: Jorge Ramirez-Ortiz <jorge@...ndries.io>
> Cc: <stable@...r.kernel.org> # v6.0+

Reviewed-by: Linus Walleij <linus.walleij@...aro.org>

Yours,
Linus Walleij