netdev - Re: [PATCH net 1/2] net/mlx4_en: Change min MTU size to ETH_MIN

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Date:   Tue, 4 Dec 2018 21:24:11 -0800
From:   Cong Wang <xiyou.wangcong@...il.com>
To:     Eric Dumazet <eric.dumazet@...il.com>
Cc:     David Laight <David.Laight@...lab.com>,
        Tariq Toukan <tariqt@...lanox.com>,
        David Miller <davem@...emloft.net>,
        Linux Kernel Network Developers <netdev@...r.kernel.org>,
        eranbe@...lanox.com
Subject: Re: [PATCH net 1/2] net/mlx4_en: Change min MTU size to ETH_MIN_MTU

On Tue, Dec 4, 2018 at 9:06 AM Eric Dumazet <eric.dumazet@...il.com> wrote:
>
>
>
> On 12/04/2018 08:59 AM, David Laight wrote:
> > Where does 68 come from?
>
> Min IPv4 MTU per RFC791
>

What's wrong with using IPV4_MIN_MTU instead of 68
even in just comment?