netdev - Re: [PATCH net-next] ethtool: ioctl: improve error checking for set

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Message-ID: <20230606205437.49378d25@kernel.org>
Date: Tue, 6 Jun 2023 20:54:37 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Justin Chen <justin.chen@...adcom.com>
Cc: netdev@...r.kernel.org, simon.horman@...igine.com, "David S. Miller"
 <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Paolo Abeni
 <pabeni@...hat.com>, Andrew Lunn <andrew@...n.ch>, Daniil Tatianin
 <d-tatianin@...dex-team.ru>, Marco Bonelli <marco@...eim.net>, Gal Pressman
 <gal@...dia.com>, Jiri Pirko <jiri@...nulli.us>, Sean Anderson
 <sean.anderson@...o.com>, Vincent Mailhol <mailhol.vincent@...adoo.fr>,
 Kuniyuki Iwashima <kuniyu@...zon.com>, linux-kernel@...r.kernel.org (open
 list)
Subject: Re: [PATCH net-next] ethtool: ioctl: improve error checking for
 set_wol

On Mon,  5 Jun 2023 11:46:16 -0700 Justin Chen wrote:
> +	if (wol.wolopts & ~cur_wol.supported)
> +		return -EOPNOTSUPP;

One small comment - I think we should return -EINVAL here.
That's what netlink return and we seem to mostly return -EOPNOTSUPP
if the operation is completely not supported.
-- 
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