linux-kernel - Re: [PATCH 1/2] virt: efi_secret: Convert to platform remove callback returning void

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Message-ID: <dfw3rfgifkv5qliwzxlziwq5kvud4vdro36v22celda6wasy2d@fpcpgcuo22bo>
Date: Wed, 6 Mar 2024 22:35:37 +0100
From: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
To: Dov Murik <dovmurik@...ux.ibm.com>, Ard Biesheuvel <ardb@...nel.org>, 
	Dan Williams <dan.j.williams@...el.com>
Cc: Gerd Hoffmann <kraxel@...hat.com>, kernel@...gutronix.de, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] virt: efi_secret: Convert to platform remove
 callback returning void

Hello,

On Tue, Dec 26, 2023 at 02:28:02PM +0100, Uwe Kleine-König wrote:
> The .remove() callback for a platform driver returns an int which makes
> many driver authors wrongly assume it's possible to do error handling by
> returning an error code. However the value returned is ignored (apart
> from emitting a warning) and this typically results in resource leaks.
> 
> To improve here there is a quest to make the remove callback return
> void. In the first step of this quest all drivers are converted to
> .remove_new(), which already returns void. Eventually after all drivers
> are converted, .remove_new() will be renamed to .remove().
> 
> Trivially convert this driver from always returning zero in the remove
> callback to the void returning variant.
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>

Is this patch still on someone's radar? If a resend would help, please
tell me.

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | https://www.pengutronix.de/ |

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