Re: [PATCH] acpi/nfit: Use kobj_to_dev() instead

From: Verma, Vishal L
Date: Fri Aug 14 2020 - 18:52:28 EST


On Fri, 2020-08-14 at 17:28 +0200, Rafael J. Wysocki wrote:
> On Thu, Aug 13, 2020 at 4:54 AM Wang Qing <wangqing@xxxxxxxx> wrote:
> > Use kobj_to_dev() instead of container_of()
> >
> > Signed-off-by: Wang Qing <wangqing@xxxxxxxx>
>
> LGTM
>
> Dan, any objections?

Looks good to me - you can add:
Acked-by: Vishal Verma <vishal.l.verma@xxxxxxxxx>
>
> > ---
> > drivers/acpi/nfit/core.c | 4 ++--
> > 1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c
> > index fa4500f..3bb350b
> > --- a/drivers/acpi/nfit/core.c
> > +++ b/drivers/acpi/nfit/core.c
> > @@ -1382,7 +1382,7 @@ static bool ars_supported(struct nvdimm_bus *nvdimm_bus)
> >
> > static umode_t nfit_visible(struct kobject *kobj, struct attribute *a, int n)
> > {
> > - struct device *dev = container_of(kobj, struct device, kobj);
> > + struct device *dev = kobj_to_dev(kobj);
> > struct nvdimm_bus *nvdimm_bus = to_nvdimm_bus(dev);
> >
> > if (a == &dev_attr_scrub.attr && !ars_supported(nvdimm_bus))
> > @@ -1667,7 +1667,7 @@ static struct attribute *acpi_nfit_dimm_attributes[] = {
> > static umode_t acpi_nfit_dimm_attr_visible(struct kobject *kobj,
> > struct attribute *a, int n)
> > {
> > - struct device *dev = container_of(kobj, struct device, kobj);
> > + struct device *dev = kobj_to_dev(kobj);
> > struct nvdimm *nvdimm = to_nvdimm(dev);
> > struct nfit_mem *nfit_mem = nvdimm_provider_data(nvdimm);
> >
> > --
> > 2.7.4
> >