netdev - Re: [PATCH 1/3] net: dsa: lantiq_gswip: fix use-after-free on failed probe

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Message-ID: <20190116221500.GO29244@lunn.ch>
Date:   Wed, 16 Jan 2019 23:15:00 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Hauke Mehrtens <hauke@...ke-m.de>
Cc:     Johan Hovold <johan@...nel.org>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        "David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, stable <stable@...r.kernel.org>
Subject: Re: [PATCH 1/3] net: dsa: lantiq_gswip: fix use-after-free on failed
 probe

> > This is correct. But it would be nice if somebody in the future could
> > move the disabling of the switch to the inverse of the gswip_setup()
> > function to make the code symmetrical.
> 
> Should we add an uninit callback?

Yes, that would be good.

It looks like lan9303-core.c could use it as well for
lan9303_disable_processing(chip);

Thanks
	Andrew