linux-kernel - Re: [PATCH] mfd: rt4831: Improve error reporting for problems during .remove()

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] [day] [month] [year] [list]

Date:   Mon, 23 May 2022 15:08:16 +0100
From:   Lee Jones <lee.jones@...aro.org>
To:     Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>
Cc:     linux-kernel@...r.kernel.org, kernel@...gutronix.de
Subject: Re: [PATCH] mfd: rt4831: Improve error reporting for problems during
 .remove()

On Mon, 02 May 2022, Uwe Kleine-König wrote:

> Returning an error value in an i2c remove callback results in a generic
> error message being emitted by the i2c core, but otherwise it doesn't make
> a difference. The device goes away anyhow and the devm cleanups are
> called.
> 
> So instead of triggering the generic i2c error message, emit a more helpful
> message if a problem occurs and return 0 to suppress the generic message.
> 
> This patch is a preparation for making i2c remove callbacks return void.
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
> ---
>  drivers/mfd/rt4831.c | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)

Applied, thanks.

-- 
Lee Jones [李琼斯]
Principal Technical Lead - Developer Services
Linaro.org │ Open source software for Arm SoCs
Follow Linaro: Facebook | Twitter | Blog