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From:   Linus Walleij <linus.walleij@linaro.org>
Date:   Fri, 1 Dec 2023 14:19:10 +0100
Message-ID: <CACRpkdbbV_mCT-P6mK8=S4rR7=ZKV=LKYmoH1dGsG3PAR2HjaA@mail.gmail.com>
Subject: Re: [PATCHv3] mmc: rpmb: fixes pause retune on all RPMB partitions.
To:     Jorge Ramirez-Ortiz <jorge@foundries.io>
Cc:     ulf.hansson@linaro.org, adrian.hunter@intel.com,
        linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org,
        stable@vger.kernel.org
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On Fri, Dec 1, 2023 at 11:05=E2=80=AFAM Jorge Ramirez-Ortiz <jorge@foundrie=
s.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@foundries.io>
> Cc: <stable@vger.kernel.org> # v6.0+

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

Yours,
Linus Walleij