Re: [PATCH] HID: rmi: Make sure the HID device is opened on resume

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On Sun, 2017-07-23 at 12:54 +0300, Andy Shevchenko wrote:
> On Sun, Jul 23, 2017 at 4:15 AM, Lyude <lyude@xxxxxxxxxx> wrote:
> 
> > So, call hid_hw_open() in rmi_post_resume() so we make sure that
> > the
> > device is alive before we try talking to it.
> > 
> > This fixes RMI device suspend/resume over HID.
> > -       int ret;
> > +       int ret = 0;
> 
> What's the point?
So that we can use the same out: label at the end of the function that
calls hid_hw_close() to return success. This being said though I just
realized that setting ret will initialize it to 0 anyway, so I guess
this can be dropped
> 
> > 
> >         if (!(data->device_flags & RMI_DEVICE))
> >                 return 0;
> > 
> > -       ret = rmi_reset_attn_mode(hdev);
> > +       /* Make sure the HID device is ready to receive events */
> > +       ret = hid_hw_open(hdev);
> >         if (ret)
> >                 return ret;
> 
> 
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