netdev - Re: [PATCH net-next v2 4/8] net: fman: Convert to platform remove callback returning void

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <ZICWVika1vsWdJCY@corigine.com>
Date: Wed, 7 Jun 2023 16:38:14 +0200
From: Simon Horman <simon.horman@...igine.com>
To: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
Cc: Madalin Bucur <madalin.bucur@....com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Sean Anderson <sean.anderson@...o.com>, netdev@...r.kernel.org,
	kernel@...gutronix.de, Madalin Bucur <madalin.bucur@....nxp.com>,
	Michal Kubiak <michal.kubiak@...el.com>
Subject: Re: [PATCH net-next v2 4/8] net: fman: Convert to platform remove
 callback returning void

On Tue, Jun 06, 2023 at 06:28:25PM +0200, 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 (mostly) ignored
> 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.
> 
> Trivially convert this driver from always returning zero in the remove
> callback to the void returning variant.
> 
> Acked-by: Madalin Bucur <madalin.bucur@....nxp.com>
> Reviewed-by: Michal Kubiak <michal.kubiak@...el.com>
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>

Reviewed-by: Simon Horman <simon.horman@...igine.com>