linux-kernel - Re: net: phy: realtek: regression, kernel null pointer dereference

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Message-ID: <0c90c9cd-880b-4834-86db-f3e61c91c5f4@gmail.com>
Date:   Mon, 13 May 2019 15:33:08 +0200
From:   Vicente Bergas <vicencb@...il.com>
To:     Serge Semin <fancer.lancer@...il.com>
Cc:     Andrew Lunn <andrew@...n.ch>, <g@...n.ch>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <rmk+kernel@...linux.org.uk>,
        Florian Fainelli <f.fainelli@...il.com>,
        <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: net: phy: realtek: regression, kernel null pointer dereference

On Monday, May 13, 2019 3:01:33 PM CEST, Serge Semin wrote:
> On Mon, May 13, 2019 at 02:51:03PM +0200, Andrew Lunn wrote:
>>> Ahh, I see. Then using lock-less version of the access 
>>> methods must fix the
>>> problem. You could try something like this:
>> 
>> Kunihiko Hayash is way ahead of you.
>> 
>> 	 Andrew
>
> I wouldn't say that five hours is "way ahead". But if something 
> fixes a bug in
> a patch it would be good to be have the original author being Cc'ed.
>
> Vincente, here is a link to the patch, that fixes the problem.
> https://lkml.org/lkml/2019/5/13/43
>
> -Segey

Tested and working OK now.
Thanks for the link.
Rgds.