linux-kernel - Re: [PATCH v2 2/4] pwm: sysfs: Return directly from the for-loop in PM callbacks

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: <YzQ+m3jjh6tOyXmS@orome>
Date:   Wed, 28 Sep 2022 14:31:23 +0200
From:   Thierry Reding <thierry.reding@...il.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     linux-pwm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>
Subject: Re: [PATCH v2 2/4] pwm: sysfs: Return directly from the for-loop in
 PM callbacks

On Fri, Aug 26, 2022 at 08:07:14PM +0300, Andy Shevchenko wrote:
> There is no need to assign ret to 0 and then break the loop just
> for returning the error to the caller. Instead, return directly
> from the for-loop, and 0 otherwise.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> Acked-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
> ---
> v2: added tag (Uwe)
>  drivers/pwm/sysfs.c | 12 ++++++------
>  1 file changed, 6 insertions(+), 6 deletions(-)

I fail to see how this is an improvement. The outcome is exactly the
same and this doesn't even make the code shorter. Why bother?

Thierry

Download attachment "signature.asc" of type "application/pgp-signature" (834 bytes)