linux-kernel - Re: [PATCH 10/14] netfilter: Update to register_net_sysctl

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Message-ID: <ZMFfb4bJ6neACe5X@bombadil.infradead.org>
Date:   Wed, 26 Jul 2023 11:01:19 -0700
From:   Luis Chamberlain <mcgrof@...nel.org>
To:     Joel Granados <j.granados@...sung.com>
Cc:     Pablo Neira Ayuso <pablo@...filter.org>,
        Jozsef Kadlecsik <kadlec@...filter.org>,
        Florian Westphal <fw@...len.de>,
        Roopa Prabhu <roopa@...dia.com>,
        Nikolay Aleksandrov <razor@...ckwall.org>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        David Ahern <dsahern@...nel.org>,
        Simon Horman <horms@...ge.net.au>,
        Julian Anastasov <ja@....bg>, willy@...radead.org,
        keescook@...omium.org, josh@...htriplett.org,
        netfilter-devel@...r.kernel.org, coreteam@...filter.org,
        bridge@...ts.linux-foundation.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, lvs-devel@...r.kernel.org
Subject: Re: [PATCH 10/14] netfilter: Update to register_net_sysctl_sz

On Wed, Jul 26, 2023 at 04:06:30PM +0200, Joel Granados wrote:
> This is part of the effort to remove the sentinel (last empty) element
> from the ctl_table arrays. We update to the new function and pass it the
> array size. Care is taken to mirror the NULL assignments with a size of
> zero (for the unprivileged users)

Same in this commit, the "why" is missing and size impact, if any.

  Luis