netdev - Re: [PATCH net] vrf: sit mtu should not be updated when vrf netdev is the link

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Message-Id: <20190507.122003.2228959889232131549.davem@davemloft.net>
Date:   Tue, 07 May 2019 12:20:03 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     ssuryaextr@...il.com
Cc:     netdev@...r.kernel.org
Subject: Re: [PATCH net] vrf: sit mtu should not be updated when vrf netdev
 is the link

From: Stephen Suryaputra <ssuryaextr@...il.com>
Date: Mon,  6 May 2019 15:00:01 -0400

> VRF netdev mtu isn't typically set and have an mtu of 65536. When the
> link of a tunnel is set, the tunnel mtu is changed from 1480 to the link
> mtu minus tunnel header. In the case of VRF netdev is the link, then the
> tunnel mtu becomes 65516. So, fix it by not setting the tunnel mtu in
> this case.
> 
> Signed-off-by: Stephen Suryaputra <ssuryaextr@...il.com>

Applied and queued up for -stable.