netdev - Re: [PATCH net-next] mlxsw: spectrum_flower: validate control flags

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Message-ID: <87plumbyw3.fsf@nvidia.com>
Date: Thu, 18 Apr 2024 14:58:50 +0200
From: Petr Machata <petrm@...dia.com>
To: Petr Machata <petrm@...dia.com>
CC: Asbjørn Sloth Tønnesen
	<ast@...erby.net>, <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>
Subject: Re: [PATCH net-next] mlxsw: spectrum_flower: validate control flags


Petr Machata <petrm@...dia.com> writes:

> 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.

Nothing bombed.

Tested-by: Petr Machata <petrm@...dia.com>