Re: [PATCH 2/2] drivers: input: mouse: alps: drop unneeded likely() call around IS_ERR()

From: Pali RohÃr
Date: Tue Aug 20 2019 - 07:17:25 EST


On Tuesday 20 August 2019 12:56:12 Enrico Weigelt, metux IT consult wrote:
> From: Enrico Weigelt <info@xxxxxxxxx>
>
> IS_ERR() already calls unlikely(), so this extra unlikely() call
> around IS_ERR() is not needed.
>
> Signed-off-by: Enrico Weigelt <info@xxxxxxxxx>
> ---
> drivers/input/mouse/alps.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
> index 34700ed..ed16614 100644
> --- a/drivers/input/mouse/alps.c
> +++ b/drivers/input/mouse/alps.c
> @@ -1476,7 +1476,7 @@ static void alps_report_bare_ps2_packet(struct psmouse *psmouse,
> /* On V2 devices the DualPoint Stick reports bare packets */
> dev = priv->dev2;
> dev2 = psmouse->dev;
> - } else if (unlikely(IS_ERR_OR_NULL(priv->dev3))) {
> + } else if (IS_ERR_OR_NULL(priv->dev3)) {
> /* Register dev3 mouse if we received PS/2 packet first time */
> if (!IS_ERR(priv->dev3))
> psmouse_queue_work(psmouse, &priv->dev3_register_work,

Hello! Two months ago I already saw this patch. See discussion:
https://patchwork.kernel.org/patch/10977099/

--
Pali RohÃr
pali.rohar@xxxxxxxxx