linux-kernel - Re: [PATCH][netfilter-next] netfilter: conntrack: make struct nf_conntrack_l4proto

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Date:   Mon, 11 Dec 2017 10:18:05 +0100
From:   Florian Westphal <fw@...len.de>
To:     Colin King <colin.king@...onical.com>
Cc:     Pablo Neira Ayuso <pablo@...filter.org>,
        Jozsef Kadlecsik <kadlec@...ckhole.kfki.hu>,
        Florian Westphal <fw@...len.de>,
        "David S . Miller" <davem@...emloft.net>,
        netfilter-devel@...r.kernel.org, coreteam@...filter.org,
        netdev@...r.kernel.org, kernel-janitors@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH][netfilter-next] netfilter: conntrack: make struct
 nf_conntrack_l4proto_gre4 static

Colin King <colin.king@...onical.com> wrote:
> From: Colin Ian King <colin.king@...onical.com>
> 
> The structure nf_conntrack_l4proto_gre4  is local to the source and does
> not need to be in global scope, so make it static.

This bug was added in
commit b9679a9fd3a7d36ea3deb2864a00cc413c5aae28
netfilter: conntrack: l4 protocol trackers can be const

> -struct nf_conntrack_l4proto nf_conntrack_l4proto_gre4 = {
> +static struct nf_conntrack_l4proto nf_conntrack_l4proto_gre4 = {

This should be 'static const'.