netdev - Re: [PATCH net] net: dsa: sja1105: Don't destroy not-yet-created xmit

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Date:   Sat, 29 Feb 2020 21:59:34 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     olteanv@...il.com
Cc:     f.fainelli@...il.com, vivien.didelot@...il.com, andrew@...n.ch,
        netdev@...r.kernel.org
Subject: Re: [PATCH net] net: dsa: sja1105: Don't destroy not-yet-created
 xmit_worker

From: Vladimir Oltean <olteanv@...il.com>
Date: Sat, 29 Feb 2020 22:30:07 +0200

> Fixes the following NULL pointer dereference on PHY connect error path
> teardown:
 ...
> Checking for NULL pointer is correct because the per-port xmit kernel
> threads are created in sja1105_probe immediately after calling
> dsa_register_switch.
> 
> Fixes: a68578c20a96 ("net: dsa: Make deferred_xmit private to sja1105")
> Signed-off-by: Vladimir Oltean <olteanv@...il.com>

Applied, thank you.