On Tue, May 26, 2020 at 11:45 AM Pavel Machek <pavel@xxxxxxx> wrote:
>
> On Tue 2020-05-26 10:37:36, Rafael J. Wysocki wrote:
> > On Mon, May 25, 2020 at 8:26 PM Krzysztof Wilczyński <kw@xxxxxxxxx> wrote:
> > >
> > > Use the new device_to_pm() helper to access Power Management callbacs
> > > (struct dev_pm_ops) for a particular device (struct device_driver).
> > >
> > > No functional change intended.
> > >
> > > Signed-off-by: Krzysztof Wilczyński <kw@xxxxxxxxx>
> > > ---
> > > drivers/acpi/device_pm.c | 5 +++--
> > > 1 file changed, 3 insertions(+), 2 deletions(-)
> > >
> > > diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c
> > > index 5832bc10aca8..b98a32c48fbe 100644
> > > --- a/drivers/acpi/device_pm.c
> > > +++ b/drivers/acpi/device_pm.c
> > > @@ -1022,9 +1022,10 @@ static bool acpi_dev_needs_resume(struct device *dev, struct acpi_device *adev)
> > > int acpi_subsys_prepare(struct device *dev)
> > > {
> > > struct acpi_device *adev = ACPI_COMPANION(dev);
> > > + const struct dev_pm_ops *pm = driver_to_pm(dev->driver);
> >
> > I don't really see a reason for this change.
> >
> > What's wrong with the check below?
>
> Duplicated code. Yes, compiler can sort it out, but... new version
> looks better to me.
So the new code would not be duplicated?
Look at the other patches in the series then. :-)
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