linux-kernel - Re: [PATCH] media: ir-rx51: Switch to atomic PWM API

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 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]

Date:   Sat, 30 Oct 2021 08:20:50 -0300
From:   Maíra Canal <maira.canal@....br>
To:     Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>
Cc:     Sean Young <sean@...s.org>, mchehab@...nel.org,
        thierry.reding@...il.com, Lee Jones <lee.jones@...aro.org>,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-pwm@...r.kernel.org, kernel@...gutronix.de
Subject: Re: [PATCH] media: ir-rx51: Switch to atomic PWM API

Hello Uwe,

> Doing this here introduces a change in behaviour. Better do this after
> pwm_get().

I didn't really get this feedback. Isn't pwm_init_state after pwm_get?
Or should it be before the error treatment of pwm_get?

> Conceptually this last hunk belongs in a separate patch. And you don't
> need to repeat PTR_ERR(pwm), as dev_err_probe already emits this
> information. So
>
>         return dev_err_probe(&dev->dev, PTR_ERR(pwm), "pwm_get failed\n");
>
> should be fine.

Thank you for the suggestion! I will fix it on v2.

Maíra