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

Lee Jones lee.jones at linaro.org
Thu Nov 26 08:56:13 EST 2020


On Thu, 26 Nov 2020, Uwe Kleine-König wrote:

> The driver core ignores the return value of struct bus_type::remove
> because there is only little that can be done. To simplify the quest to
> make this function return void, let struct locomo_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>
> ---
> Hello,
> 
> if desired the change to arch/arm/mach-sa1100/collie.c can be split out
> of this patch. The change of prototype then doesn't affect this driver
> any more. There is one locomo-driver that is already now unaffected:
> drivers/leds/leds-locomo.c. This driver doesn't have a remove callback.
> 
> Best regards
> Uwe
> 
>  arch/arm/common/locomo.c               | 5 ++---
>  arch/arm/include/asm/hardware/locomo.h | 2 +-
>  arch/arm/mach-sa1100/collie.c          | 6 ------
>  drivers/input/keyboard/locomokbd.c     | 4 +---
>  drivers/video/backlight/locomolcd.c    | 3 +--

Acked-by: Lee Jones <lee.jones at linaro.org>

>  5 files changed, 5 insertions(+), 15 deletions(-)

-- 
Lee Jones [李琼斯]
Senior Technical Lead - Developer Services
Linaro.org │ Open source software for Arm SoCs
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