[PATCH wifi-next 4/6] wifi: wcn36xx: Convert to platform remove callback returning void

Jeff Johnson quic_jjohnson at quicinc.com
Fri Nov 17 11:19:48 PST 2023


On 11/17/2023 1:31 AM, 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 at pengutronix.de>
Reviewed-by: Jeff Johnson <quic_jjohnson at quicinc.com>




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