Re: [PATCH] iio: adc: ad7292: remove unneeded spi_set_drvdata()

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On Fri, 20 Nov 2020 11:21:58 -0300
Marcelo Schmitt <marcelo.schmitt1@xxxxxxxxx> wrote:

> LGTM.
> Tested on raspberry pi kernel - rpi-5.9.y.
> 
> ad7292 was heavily based on ad7768-1. 
> Maybe this might apply to ad7768-1 as well.
> 
> Reviewed-by: Marcelo Schmitt <marcelo.schmitt1@xxxxxxxxx>
> Tested-by: Marcelo Schmitt <marcelo.schmitt1@xxxxxxxxx>
Thanks,

Applied to the togreg branch of iio.git and will be pushed out as testing
shortly for all the usual reasons.

Thanks,

Jonathan

> 
> On 11/19, Alexandru Ardelean wrote:
> > This seems to have been copied from a driver that calls spi_set_drvdata()
> > but doesn't call spi_get_drvdata().
> > Setting a private object on the SPI device's object isn't necessary if it
> > won't be accessed.
> > This change removes the spi_set_drvdata() call.
> > 
> > Signed-off-by: Alexandru Ardelean <alexandru.ardelean@xxxxxxxxxx>
> > ---
> >  drivers/iio/adc/ad7292.c | 2 --
> >  1 file changed, 2 deletions(-)
> > 
> > diff --git a/drivers/iio/adc/ad7292.c b/drivers/iio/adc/ad7292.c
> > index ab204e9199e9..70e33dd1c9f7 100644
> > --- a/drivers/iio/adc/ad7292.c
> > +++ b/drivers/iio/adc/ad7292.c
> > @@ -276,8 +276,6 @@ static int ad7292_probe(struct spi_device *spi)
> >  		return -EINVAL;
> >  	}
> >  
> > -	spi_set_drvdata(spi, indio_dev);
> > -
> >  	st->reg = devm_regulator_get_optional(&spi->dev, "vref");
> >  	if (!IS_ERR(st->reg)) {
> >  		ret = regulator_enable(st->reg);
> > -- 
> > 2.17.1
> >   




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