linux-kernel - Re: [PATCH V2] kthread: Fix build warning variable 'ret' set but not used

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Message-ID: <Z6NG0HXhjAvDSWO_@localhost.localdomain>
Date: Wed, 5 Feb 2025 12:09:04 +0100
From: Frederic Weisbecker <frederic@...nel.org>
To: Dhruva Gole <d-gole@...com>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
	Vlastimil Babka <vbabka@...e.cz>, Chen Yu <yu.c.chen@...el.com>,
	linux-kernel@...r.kernel.org, Kees Cook <kees@...nel.org>,
	Randy Dunlap <rdunlap@...radead.org>
Subject: Re: [PATCH V2] kthread: Fix build warning variable 'ret' set but not
 used

Le Wed, Feb 05, 2025 at 11:47:40AM +0530, Dhruva Gole a écrit :
> On Feb 04, 2025 at 20:02:19 +0100, Frederic Weisbecker wrote:
> > Hi Dhruva,
> > 
> > Le Tue, Feb 04, 2025 at 09:39:21PM +0530, Dhruva Gole a écrit :
> > > Fix the following build time warning in kthread:
> > > 
> > >    kernel/kthread.c: In function 'kthread_affine_preferred':
> > > >> kernel/kthread.c:861:13: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
> > >      861 |         int ret;
> > >          |             ^~~
> > > 
> > > Reported-by: kernel test robot <lkp@...el.com>
> > > Closes: https://lore.kernel.org/oe-kbuild-all/202501301528.t0cZVbnq-lkp@intel.com/
> > > Signed-off-by: Dhruva Gole <d-gole@...com>
> > 
> > Thanks for your patch but another similar fix was already pending. I have sent
> > the pull request there:
> > 
> > https://lore.kernel.org/lkml/Z6JjZMdbDoAX_AVW@pavilion.home/T/#u
> 
> OK, btw another qn I had was does this file not need a MAINTAINERS file
> update?
> I don't see a real MAINTAINER against it, everyone just shows as
> contributors / committers...
> Or is it to be sent to Linus directly?

There is no official maintainer for kthreads. But I volunteer to handle the patches
targeted to it at least for a while given my recent invasive changes there.

Thanks.

> 
> -- 
> Best regards,
> Dhruva Gole
> Texas Instruments Incorporated