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Date:   Sat, 2 Sep 2017 18:16:36 +0200
From:   Andrew Lunn <>
To:     Florian Fainelli <>
        Vivien Didelot <>,
        open list <>
Subject: Re: [PATCH net] net: dsa: loop: Do not unregister invalid fixed PHY

On Sat, Sep 02, 2017 at 08:56:45AM -0700, Florian Fainelli wrote:
> During error injection it was possible to crash in dsa_loop_exit() because of
> an attempt to unregister an invalid PHY. We actually want to the driver probing
> in dsa_loop_init() even though fixed_phy_register() may return an error to
> exercise how DSA deals with such cases, but we should not be crashing during
> driver removal.
> Fixes: 98cd1552ea27 ("net: dsa: Mock-up driver")
> Signed-off-by: Florian Fainelli <>

Reviewed-by: Andrew Lunn <>


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