linux-kernel - Re: [PATCH net-next] mlxsw: spectrum

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Message-ID: <87o7a8c76m.fsf@nvidia.com>
Date: Wed, 17 Apr 2024 17:57:48 +0200
From: Petr Machata <petrm@...dia.com>
To: Asbjørn Sloth Tønnesen <ast@...erby.net>
CC: <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>, "David S.
 Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, "Jakub
 Kicinski" <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, Ido Schimmel
	<idosch@...dia.com>, Petr Machata <petrm@...dia.com>
Subject: Re: [PATCH net-next] mlxsw: spectrum_flower: validate control flags


Asbjørn Sloth Tønnesen <ast@...erby.net> writes:

> This driver currently doesn't support any control flags.
>
> Use flow_rule_has_control_flags() to check for control flags,
> such as can be set through `tc flower ... ip_flags frag`.
>
> In case any control flags are masked, flow_rule_has_control_flags()
> sets a NL extended error message, and we return -EOPNOTSUPP.
>
> Only compile-tested.
>
> Signed-off-by: Asbjørn Sloth Tønnesen <ast@...erby.net>

Thanks, I'll take this through our regression.