linux-kernel - Re: [PATCH] net: ipv4: avoid unused variable warning for sysctl

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Date:   Wed, 28 Feb 2018 15:04:25 +0100
From:   Sabrina Dubroca <sd@...asysnail.net>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Alexey Kuznetsov <kuznet@....inr.ac.ru>,
        Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
        Jianlin Shi <jishi@...hat.com>,
        Stefano Brivio <sbrivio@...hat.com>,
        David Ahern <dsahern@...il.com>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: ipv4: avoid unused variable warning for sysctl

2018-02-28, 14:32:48 +0100, Arnd Bergmann wrote:
> The newly introudced ip_min_valid_pmtu variable is only used when
> CONFIG_SYSCTL is set:
> 
> net/ipv4/route.c:135:12: error: 'ip_min_valid_pmtu' defined but not used [-Werror=unused-variable]
> 
> This moves it to the other variables like it, to avoid the harmless
> warning.
> 
> Fixes: c7272c2f1229 ("net: ipv4: don't allow setting net.ipv4.route.min_pmtu below 68")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Crap. Thanks, and sorry for the mess.

Acked-by: Sabrina Dubroca <sd@...asysnail.net>

-- 
Sabrina