[PATCH] ARM: sa11111: make sa1111 bus's remove callback return void

[Greg Kroah-Hartman]

On Thu, Nov 26, 2020 at 12:47:24PM +0100, Uwe Kleine-König wrote:
> The driver core ignores the return value of struct device_driver::remove
> because there is only little that can be done. To simplify the quest to
> make this function return void, let struct sa1111_driver::remove return
> void, too. All users already unconditionally return 0, this commit makes
> it obvious that returning an error code is a bad idea and ensures future
> users behave accordingly.
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig at pengutronix.de>

Reviewed-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>