Messages in this thread | | | From | Andy Shevchenko <> | Date | Wed, 24 Feb 2021 12:18:43 +0200 | Subject | Re: [PATCH v3 5/6] platform/x86: Add intel_skl_int3472 driver |
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On Wed, Feb 24, 2021 at 12:16 PM Laurent Pinchart <laurent.pinchart@ideasonboard.com> wrote: > On Tue, Feb 23, 2021 at 10:36:18PM +0000, Daniel Scally wrote: > > On 23/02/2021 20:04, Laurent Pinchart wrote:
...
> > >> + get_device(&int3472->sensor->dev); > > > > > > I see no corresponding put_device(), am I missing something ? I'm also > > > not sure why this is needed. > > > > The put is acpi_dev_put() in skl_int3472_discrete_remove(); there seems > > to be no acpi_dev_get() for some reason. We use the sensor acpi_device > > to get the clock frequency, and to fetch the sensor module string, so I > > thought it ought to hold a reference on those grounds. > > Shouldn't acpi_dev_get_dependent_dev() increase the reference count > then, instead of doing it manually here ?
That's what I expected as well. We have plenty of acpi_dev_get_*() and they do increase the reference counter one way or the other.
-- With Best Regards, Andy Shevchenko
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