linux-kernel - Re: [PATCH net] net: dsa: bcm

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Date:   Tue, 05 Nov 2019 17:55:16 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     f.fainelli@...il.com
Cc:     netdev@...r.kernel.org, rmk+kernel@...linux.org.uk,
        hkallweit1@...il.com, andrew@...n.ch, vivien.didelot@...il.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net] net: dsa: bcm_sf2: Fix driver removal

From: Florian Fainelli <f.fainelli@...il.com>
Date: Sat,  2 Nov 2019 20:17:39 -0700

> With the DSA core doing the call to dsa_port_disable() we do not need to
> do that within the driver itself. This could cause an use after free
> since past dsa_unregister_switch() we should not be accessing any
> dsa_switch internal structures.
> 
> Fixes: 0394a63acfe2 ("net: dsa: enable and disable all ports")
> Signed-off-by: Florian Fainelli <f.fainelli@...il.com>

Applied.