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Subject: Re: [PATCH wifi-next 3/6] wifi: ath9k: Convert to platform remove
 callback returning void
From: Kalle Valo <kvalo@kernel.org>
In-Reply-To: <20231117093056.873834-11-u.kleine-koenig@pengutronix.de>
References: <20231117093056.873834-11-u.kleine-koenig@pengutronix.de>
To: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?=  <u.kleine-koenig@pengutronix.de>
Cc: =?utf-8?q?Toke_H=C3=B8iland-J=C3=B8rgensen?= <toke@toke.dk>,
 linux-wireless@vger.kernel.org, kernel@pengutronix.de
User-Agent: pwcli/0.1.1-git (https://github.com/kvalo/pwcli/) Python/3.11.2
Message-ID: <170292517703.424292.10957565262543688436.kvalo@kernel.org>
Date: Mon, 18 Dec 2023 18:46:19 +0000 (UTC)

Uwe Kleine-König  <u.kleine-koenig@pengutronix.de> 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@pengutronix.de>
> Reviewed-by: Jeff Johnson <quic_jjohnson@quicinc.com>
> Acked-by: Toke Høiland-Jørgensen <toke@toke.dk>
> Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>

Patch applied to ath-next branch of ath.git, thanks.

27ce06d018ce wifi: ath9k: Convert to platform remove callback returning void

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20231117093056.873834-11-u.kleine-koenig@pengutronix.de/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches