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Date:   Mon, 20 Sep 2021 13:39:15 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Leon Romanovsky <leon@...nel.org>
Cc:     "David S . Miller" <davem@...emloft.net>,
        Leon Romanovsky <leonro@...dia.com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Andrew Lunn <andrew@...n.ch>, Ariel Elior <aelior@...vell.com>,
        Bin Luo <luobin9@...wei.com>,
        Claudiu Manoil <claudiu.manoil@....com>,
        Coiby Xu <coiby.xu@...il.com>,
        Derek Chickles <dchickles@...vell.com>, drivers@...sando.io,
        Felix Manlunas <fmanlunas@...vell.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Geetha sowjanya <gakula@...vell.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        GR-everest-linux-l2@...vell.com, GR-Linux-NIC-Dev@...vell.com,
        hariprasad <hkelam@...vell.com>,
        Ido Schimmel <idosch@...dia.com>,
        intel-wired-lan@...ts.osuosl.org,
        Ioana Ciornei <ioana.ciornei@....com>,
        Jerin Jacob <jerinj@...vell.com>,
        Jesse Brandeburg <jesse.brandeburg@...el.com>,
        Jiri Pirko <jiri@...dia.com>,
        Jonathan Lemon <jonathan.lemon@...il.com>,
        Linu Cherian <lcherian@...vell.com>,
        linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org,
        linux-rdma@...r.kernel.org, linux-staging@...ts.linux.dev,
        Manish Chopra <manishc@...vell.com>,
        Michael Chan <michael.chan@...adcom.com>,
        netdev@...r.kernel.org, oss-drivers@...igine.com,
        Richard Cochran <richardcochran@...il.com>,
        Saeed Mahameed <saeedm@...dia.com>,
        Salil Mehta <salil.mehta@...wei.com>,
        Satanand Burla <sburla@...vell.com>,
        Shannon Nelson <snelson@...sando.io>,
        Simon Horman <simon.horman@...igine.com>,
        Subbaraya Sundeep <sbhatta@...vell.com>,
        Sunil Goutham <sgoutham@...vell.com>,
        Taras Chornyi <tchornyi@...vell.com>,
        Tariq Toukan <tariqt@...dia.com>,
        Tony Nguyen <anthony.l.nguyen@...el.com>,
        UNGLinuxDriver@...rochip.com, Vadym Kochan <vkochan@...vell.com>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Vladimir Oltean <vladimir.oltean@....com>,
        Yisen Zhuang <yisen.zhuang@...wei.com>
Subject: Re: [PATCH net-next] devlink: Make devlink_register to be void

On Mon, 20 Sep 2021 17:41:44 +0300 Leon Romanovsky wrote:
> From: Leon Romanovsky <leonro@...dia.com>
> 
> devlink_register() can't fail and always returns success, but all drivers
> are obligated to check returned status anyway. This adds a lot of boilerplate
> code to handle impossible flow.
> 
> Make devlink_register() void and simplify the drivers that use that
> API call.

Unlike unused functions bringing back error handling may be
non-trivial. I'd rather you deferred such cleanups until you're 
ready to post your full rework and therefore give us some confidence 
the revert will not be needed.

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