linux-kernel - Re: [PATCHv4 1/3] btrfs: remove unneeded variable "ret" in btrfs_destroy_delayed

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Message-ID: <20180822154510.GJ24025@twin.jikos.cz>
Date:   Wed, 22 Aug 2018 17:45:11 +0200
From:   David Sterba <dsterba@...e.cz>
To:     zhong jiang <zhongjiang@...wei.com>
Cc:     dsterba@...e.com, jbacik@...com, clm@...com,
        linux-btrfs@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCHv4 1/3] btrfs: remove unneeded variable "ret" in
 btrfs_destroy_delayed_refs

On Fri, Aug 17, 2018 at 12:37:13AM +0800, zhong jiang wrote:
> btrfs_destroy_delayed_refs defines the variable "ret" for return value,
> but it is not modified after initialization. So it is safe to drop the
> unneeded value "ret".

No it's not, please read my previous reply again.