Re: [PATCH v8 2/3] x86: add support for Huawei WMI hotkeys.

From: Andy Shevchenko
Date: Mon Dec 03 2018 - 09:19:09 EST


On Mon, Dec 3, 2018 at 2:00 PM Takashi Iwai <tiwai@xxxxxxx> wrote:
> On Fri, 30 Nov 2018 00:57:37 +0100,
> Ayman Bagabas wrote:

> > +struct huawei_wmi_priv {
> > + struct input_dev *idev;
> > + struct led_classdev cdev;
> > + acpi_handle handle;
>
> Is this handle set in anywhere? I couldn't see it in your patch.
> If it's supposed to be NULL, passing NULL explicitly makes your
> intention clearer.

Isn't below an answer?

> > + // Skip registering LED subsystem if no ACPI method was found.
> > + status = acpi_get_handle(priv->handle, "\\_SB.PCI0.LPCB.EC0", &priv->handle);
> > + if (ACPI_FAILURE(status))
> > + return 0;


--
With Best Regards,
Andy Shevchenko