linux-kernel - Re: [PATCH] iio: adc: adi-axi-adc: Use kobj_to_dev() instead of container

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Date:   Thu, 20 Aug 2020 16:05:44 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Alexandru Ardelean <ardeleanalex@...il.com>
Cc:     Tian Tao <tiantao6@...ilicon.com>,
        Lars-Peter Clausen <lars@...afoo.de>,
        "Hennerich, Michael" <Michael.Hennerich@...log.com>,
        Jonathan Cameron <jic23@...nel.org>,
        Hartmut Knaack <knaack.h@....de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        linux-iio <linux-iio@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Alexandru Ardelean <alexandru.ardelean@...log.com>
Subject: Re: [PATCH] iio: adc: adi-axi-adc: Use kobj_to_dev() instead of container_of()

On Thu, Aug 20, 2020 at 12:10 PM Alexandru Ardelean
<ardeleanalex@...il.com> wrote:
> On Thu, Aug 20, 2020 at 6:04 AM Tian Tao <tiantao6@...ilicon.com> wrote:
> >
> > Use kobj_to_dev() instead of container_of()

> Good point.
>
> Acked-by: Alexandru Ardelean <alexandru.ardelean@...log.com>

...

> > -       struct device *dev = container_of(kobj, struct device, kobj);
> > +       struct device *dev = kobj_to_dev(kobj);
> >         struct iio_dev *indio_dev = dev_to_iio_dev(dev);

And now this can be one line since dev is not used separately.

> >         struct adi_axi_adc_state *st = iio_priv(indio_dev);
> >         struct adi_axi_adc_conv *conv = &st->client->conv;

-- 
With Best Regards,
Andy Shevchenko