Re: [PATCH] powercap: idle_inject: Simplify if condition

From: Rafael J. Wysocki
Date: Fri Jun 07 2024 - 14:58:36 EST


On Wed, Jun 5, 2024 at 3:59 PM Thorsten Blum <thorsten.blum@xxxxxxxxxx> wrote:
>
> The if condition !A || A && B can be simplified to !A || B.
>
> Fixes the following Coccinelle/coccicheck warning reported by
> excluded_middle.cocci:
>
> WARNING !A || A && B is equivalent to !A || B
>
> Compile-tested only.
>
> Signed-off-by: Thorsten Blum <thorsten.blum@xxxxxxxxxx>
> ---
> drivers/powercap/idle_inject.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/powercap/idle_inject.c b/drivers/powercap/idle_inject.c
> index e18a2cc4e46a..bafc59904ed3 100644
> --- a/drivers/powercap/idle_inject.c
> +++ b/drivers/powercap/idle_inject.c
> @@ -127,7 +127,7 @@ static enum hrtimer_restart idle_inject_timer_fn(struct hrtimer *timer)
> struct idle_inject_device *ii_dev =
> container_of(timer, struct idle_inject_device, timer);
>
> - if (!ii_dev->update || (ii_dev->update && ii_dev->update()))
> + if (!ii_dev->update || ii_dev->update())
> idle_inject_wakeup(ii_dev);
>
> duration_us = READ_ONCE(ii_dev->run_duration_us);
> --

Applied as 6.11 material, thanks!