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Date: Mon, 15 May 2023 22:51:58 +0200
From: Marc Kleine-Budde <mkl@...gutronix.de>
To: Christophe JAILLET <christophe.jaillet@...adoo.fr>
Cc: Pavel Pisa <pisa@....felk.cvut.cz>, Ondrej Ille <ondrej.ille@...il.com>,
	Wolfgang Grandegger <wg@...ndegger.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Martin Jerabek <martin.jerabek01@...il.com>,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
	linux-can@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH] can: ctucanfd: Fix an error handling path in
 ctucan_probe_common()

On 15.05.2023 22:36:28, Christophe JAILLET wrote:
> If register_candev() fails, a previous netif_napi_add() needs to be undone.
> Add the missing netif_napi_del() in the error handling path.

What about this path:
free_candev(ndev) -> free_netdev() -> netif_napi_del()

| https://elixir.bootlin.com/linux/v6.3.2/source/net/core/dev.c#L10714

Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde          |
Embedded Linux                   | https://www.pengutronix.de |
Vertretung Nürnberg              | Phone: +49-5121-206917-129 |
Amtsgericht Hildesheim, HRA 2686 | Fax:   +49-5121-206917-9   |

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