linux-kernel - Re: [PATCH -next] btrfs: remove set but not used variable 'root

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Message-ID: <20200108134036.GE3929@twin.jikos.cz>
Date:   Wed, 8 Jan 2020 14:40:36 +0100
From:   David Sterba <dsterba@...e.cz>
To:     YueHaibing <yuehaibing@...wei.com>
Cc:     clm@...com, josef@...icpanda.com, dsterba@...e.com,
        linux-btrfs@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH -next] btrfs: remove set but not used variable
 'root_objectid'

On Wed, Jan 08, 2020 at 08:58:35PM +0800, YueHaibing wrote:
> fs/btrfs/inode.c: In function btrfs_rename:
> fs/btrfs/inode.c:9196:6: warning: variable root_objectid set but not used [-Wunused-but-set-variable]
> 
> commit f8b3030e0807 ("btrfs: rework arguments of btrfs_unlink_subvol")
> left behind this unused variable.
> 
> Reported-by: Hulk Robot <hulkci@...wei.com>
> Signed-off-by: YueHaibing <yuehaibing@...wei.com>

Thanks, I'll fold it to the patch.