netdev - Re: [PATCH net v2 1/1] mlxbf_gige: Fix kernel panic at shutdown

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Message-ID: <20230613083002.pjzsno2tzbewej7o@skbuf>
Date: Tue, 13 Jun 2023 11:30:02 +0300
From: Vladimir Oltean <olteanv@...il.com>
To: Leon Romanovsky <leon@...nel.org>
Cc: Maciej Fijalkowski <maciej.fijalkowski@...el.com>,
	Asmaa Mnebhi <asmaa@...dia.com>, davem@...emloft.net,
	edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
	netdev@...r.kernel.org, cai.huoqing@...ux.dev, brgl@...ev.pl,
	chenhao288@...ilicon.com, huangguangbin2@...wei.com,
	David Thompson <davthompson@...dia.com>
Subject: Re: [PATCH net v2 1/1] mlxbf_gige: Fix kernel panic at shutdown

On Tue, Jun 13, 2023 at 10:19:59AM +0300, Leon Romanovsky wrote:
> But once child finishes device_shutdown(), it will be removed from devices_kset
> list and dev->driver should be NULL at that point for the child.

What piece of code would make dev->driver be NULL for devices that have
been shut down by device_shutdown()?