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From: Mark Brown <broonie@kernel.org>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-kernel@vger.kernel.org, kernel@pengutronix.de,
	linux-spi@vger.kernel.org
Subject: Re: [PATCH 1/3] spi: fix resource leak for drivers without .remove callback
Date: Thu, 19 Nov 2020 15:41:39 +0000	[thread overview]
Message-ID: <20201119154139.GC5554@sirena.org.uk> (raw)
In-Reply-To: <20201119153540.zehj2ppdt433xrsv@pengutronix.de>

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On Thu, Nov 19, 2020 at 04:35:40PM +0100, Uwe Kleine-König wrote:

> Yes, I thought that this is not the final fix. I just sent the minimal
> change to prevent the imbalance. So if I understand correctly, I will
> have to respin with the following squashed into patch 1:

> -	if (sdrv->probe || sdrv->remove) {
> -		sdrv->driver.probe = spi_drv_probe;
> -		sdrv->driver.remove = spi_drv_remove;
> -	}
> +	sdrv->driver.probe = spi_drv_probe;
> +	sdrv->driver.remove = spi_drv_remove;
>  	if (sdrv->shutdown)
>  		sdrv->driver.shutdown = spi_drv_shutdown;
>  	return driver_register(&sdrv->driver);

I think so, I'd need to see the full patch to check of course.

> (Not sure this makes a difference in real life, are there drivers
> without a .probe callback?)

Your changelog seemed to say that it would make remove mandatory.

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  reply	other threads:[~2020-11-19 15:42 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-19 15:20 [PATCH 1/3] spi: fix resource leak for drivers without .remove callback Uwe Kleine-König
2020-11-19 15:20 ` [PATCH 2/3] spi: Use bus_type functions for probe, remove and shutdown Uwe Kleine-König
2020-11-19 15:20 ` [PATCH 3/3] spi: Warn when a driver's remove callback returns an error Uwe Kleine-König
2020-11-19 15:24 ` [PATCH 1/3] spi: fix resource leak for drivers without .remove callback Mark Brown
2020-11-19 15:35   ` Uwe Kleine-König
2020-11-19 15:41     ` Mark Brown [this message]
2020-11-19 16:04       ` Uwe Kleine-König
2020-11-19 16:09         ` Mark Brown

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