linux-kernel - Re: [PATCH -next] dm mpath: Remove unused variable ret

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Message-ID: <20200507142958.GA12032@redhat.com>
Date:   Thu, 7 May 2020 10:29:58 -0400
From:   Mike Snitzer <snitzer@...hat.com>
To:     Samuel Zou <zou_wei@...wei.com>
Cc:     agk@...hat.com, dm-devel@...hat.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH -next] dm mpath: Remove unused variable ret

On Thu, May 07 2020 at  8:26am -0400,
Samuel Zou <zou_wei@...wei.com> wrote:

> This patch fixes below warning reported by coccicheck:
> 
> drivers/md/dm-historical-service-time.c:240:14-16: Unneeded variable: "sz". Return "0" on line 261
> 
> Reported-by: Hulk Robot <hulkci@...wei.com>
> Signed-off-by: Samuel Zou <zou_wei@...wei.com>

Nack.

DMEMIT() uses the local sz variable.