netdev - Re: [PATCH net] net: dsa: b53: Keep CPU port as tagged in all VLANs

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Date:   Thu, 04 Oct 2018 21:53:06 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     f.fainelli@...il.com
Cc:     netdev@...r.kernel.org, lists@...singer.com, andrew@...n.ch,
        vivien.didelot@...oirfairelinux.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net] net: dsa: b53: Keep CPU port as tagged in all VLANs

From: Florian Fainelli <f.fainelli@...il.com>
Date: Thu,  4 Oct 2018 20:24:13 -0700

> Commit c499696e7901 ("net: dsa: b53: Stop using dev->cpu_port
> incorrectly") was a bit too trigger happy in removing the CPU port from
> the VLAN membership because we rely on DSA to program the CPU port VLAN,
> which it does, except it does not bother itself with tagged/untagged and
> just usese untagged.
> 
> Having the CPU port "follow" the user ports tagged/untagged is not great
> and does not allow for properly differentiating, so keep the CPU port
> tagged in all VLANs.
> 
> Reported-by: Gerhard Wiesinger <lists@...singer.com>
> Fixes: c499696e7901 ("net: dsa: b53: Stop using dev->cpu_port incorrectly")
> Signed-off-by: Florian Fainelli <f.fainelli@...il.com>

Applied.