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Subject: Re: [PATCH AUTOSEL 5.13 159/189] net: dsa: b53: Create default VLAN
 entry explicitly
To:     Sasha Levin <sashal@kernel.org>, linux-kernel@vger.kernel.org,
        stable@vger.kernel.org
Cc:     Vladimir Oltean <olteanv@gmail.com>,
        "David S . Miller" <davem@davemloft.net>, netdev@vger.kernel.org
References: <20210706111409.2058071-1-sashal@kernel.org>
 <20210706111409.2058071-159-sashal@kernel.org>
From:   Florian Fainelli <f.fainelli@gmail.com>
Message-ID: <57a4d4ba-be97-3e25-0d7b-e698cb7511cf@gmail.com>
Date:   Tue, 6 Jul 2021 08:07:34 -0700
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On 7/6/2021 4:13 AM, Sasha Levin wrote:
> From: Florian Fainelli <f.fainelli@gmail.com>
> 
> [ Upstream commit 64a81b24487f0d2fba0f033029eec2abc7d82cee ]
> 
> In case CONFIG_VLAN_8021Q is not set, there will be no call down to the
> b53 driver to ensure that the default PVID VLAN entry will be configured
> with the appropriate untagged attribute towards the CPU port. We were
> implicitly relying on dsa_slave_vlan_rx_add_vid() to do that for us,
> instead make it explicit.
> 
> Reported-by: Vladimir Oltean <olteanv@gmail.com>
> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
> Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
> Signed-off-by: David S. Miller <davem@davemloft.net>
> Signed-off-by: Sasha Levin <sashal@kernel.org>

Please discard back porting this patch from 5.13, 5.12 and 5.10 it is 
part of a larger series and does not fix known uses until 5.14.
-- 
Florian