Linux kernel staging patches
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From: Dan Carpenter <error27@gmail.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: "Alexander A. Klimov" <grandmaster@al2klimov.de>,
	Vaibhav Agarwal <vaibhav.sr@gmail.com>,
	Mark Greer <mgreer@animalcreek.com>,
	Johan Hovold <johan@kernel.org>, Alex Elder <elder@kernel.org>,
	Elise Lennion <elise.lennion@gmail.com>,
	"moderated list:GREYBUS SUBSYSTEM" <greybus-dev@lists.linaro.org>,
	"open list:STAGING SUBSYSTEM" <linux-staging@lists.linux.dev>,
	open list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] staging: greybus: audio: expect 0 from kstrtoint(), not 1
Date: Sat, 23 May 2026 12:50:47 +0300	[thread overview]
Message-ID: <ahF4d--18ikUNOdJ@stanley.mountain> (raw)
In-Reply-To: <2026052249-shrank-trophy-14ff@gregkh>

On Fri, May 22, 2026 at 07:07:10AM +0200, Greg Kroah-Hartman wrote:
> > total: 1 errors, 0 warnings, 0 checks, 16 lines checked
> > 
> > NOTE: For some of the reported defects, checkpatch may be able to
> >       mechanically convert to the typical style using --fix or --fix-inplace.
> 
> What about trying --strict?
> 
> Anyway, think about rewriting the check for "== 0" now, that is not
> normal kernel style.

The checkpatch rules is only for NULL.  You're, of course, right that
== 0 is bad style here but there are be times where it is idiomatic to
check for == 0 or != 0.

I only bring this up to promote my blog.
https://staticthinking.wordpress.com/2024/02/20/when-to-use-0/

#SEO

regards,
dan carpenter

      parent reply	other threads:[~2026-05-23  9:50 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20260520180401.539215-1-grandmaster@al2klimov.de>
2026-05-20 18:03 ` [PATCH] staging: greybus: audio: expect 0 from kstrtoint(), not 1 Alexander A. Klimov
2026-05-21  8:38   ` Greg Kroah-Hartman
2026-05-21 18:42     ` Alexander A. Klimov
2026-05-22  5:07       ` Greg Kroah-Hartman
2026-05-22  5:54         ` Alexander A. Klimov
2026-05-23  9:50         ` Dan Carpenter [this message]

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