[PATCH 17/97] usb: dwc3-meson-g12a: Convert to platform remove callback returning void

Martin Blumenstingl martin.blumenstingl at googlemail.com
Fri May 19 10:39:32 PDT 2023


On Thu, May 18, 2023 at 1:02 AM Uwe Kleine-König
<u.kleine-koenig at 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() is
> 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 at pengutronix.de>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl at googlemail.com>



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