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Message-ID: <ZAs8d3017dkWbHnJ@corigine.com>
Date: Fri, 10 Mar 2023 15:19:35 +0100
From: Simon Horman <simon.horman@...igine.com>
To: Pedro Tammela <pctammela@...atatu.com>
Cc: netdev@...r.kernel.org, jhs@...atatu.com, xiyou.wangcong@...il.com,
jiri@...nulli.us, davem@...emloft.net, edumazet@...gle.com,
kuba@...nel.org, pabeni@...hat.com
Subject: Re: [PATCH net-next 2/3] net/sched: act_pedit: check static offsets
a priori
On Thu, Mar 09, 2023 at 03:51:57PM -0300, Pedro Tammela wrote:
> Static key offsets should always be on 32 bit boundaries. Validate them on
> create/update time for static offsets and move the datapath validation
> for runtime offsets only.
>
> iproute2 already errors out if a given offset and data size cannot be packed
> to a 32 bit boundary. This change will make sure users which create/update pedit
> instances directly via netlink also error out, instead of finding out
> when packets are traversing.
>
> Reviewed-by: Jamal Hadi Salim <jhs@...atatu.com>
> Signed-off-by: Pedro Tammela <pctammela@...atatu.com>
Reviewed-by: Simon Horman <simon.horman@...igine.com>
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