netdev - Re: [PATCH net-next 4/6 v6] net: dsa: rtl8366rb: Fix off-by-one bug

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Message-ID: <1d725fdb-8f80-1fb0-70da-c2ae4facb950@gmail.com>
Date:   Sat, 25 Sep 2021 19:32:09 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Linus Walleij <linus.walleij@...aro.org>,
        Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     netdev@...r.kernel.org, Mauri Sandberg <sandberg@...lfence.com>,
        Alvin Šipraga <alsi@...g-olufsen.dk>,
        DENG Qingfang <dqfext@...il.com>
Subject: Re: [PATCH net-next 4/6 v6] net: dsa: rtl8366rb: Fix off-by-one bug



On 9/25/2021 6:23 AM, Linus Walleij wrote:
> The max VLAN number with non-4K VLAN activated is 15, and the
> range is 0..15. Not 16.
> 
> The impact should be low since we by default have 4K VLAN and
> thus have 4095 VLANs to play with in this switch. There will
> not be a problem unless the code is rewritten to only use
> 16 VLANs.
> 
> Fixes: d8652956cf37 ("net: dsa: realtek-smi: Add Realtek SMI driver")
> Cc: Vladimir Oltean <olteanv@...il.com>
> Cc: Mauri Sandberg <sandberg@...lfence.com>
> Cc: Alvin Šipraga <alsi@...g-olufsen.dk>
> Cc: DENG Qingfang <dqfext@...il.com>
> Cc: Florian Fainelli <f.fainelli@...il.com>
> Signed-off-by: Linus Walleij <linus.walleij@...aro.org>

Reviewed-by: Florian Fainelli <f.fainelli@...il.com>
-- 
Florian