On Wed, 11 Mar 2020 10:43:28 +0200 Beniamin Bia <beniamin.bia@xxxxxxxxxx> wrote: > Use devm_add_action_or_reset to automatically disable the device > when it is removed or an error occurs during probe routine. > > Signed-off-by: Beniamin Bia <beniamin.bia@xxxxxxxxxx> Applied, Thanks, Jonathan > --- > drivers/iio/adc/ad7476.c | 25 ++++++++++++------------- > 1 file changed, 12 insertions(+), 13 deletions(-) > > diff --git a/drivers/iio/adc/ad7476.c b/drivers/iio/adc/ad7476.c > index cd7d42df2033..e9984a38fc4c 100644 > --- a/drivers/iio/adc/ad7476.c > +++ b/drivers/iio/adc/ad7476.c > @@ -256,6 +256,13 @@ static const struct iio_info ad7476_info = { > .read_raw = &ad7476_read_raw, > }; > > +static void ad7476_reg_disable(void *data) > +{ > + struct ad7476_state *st = data; > + > + regulator_disable(st->reg); > +} > + > static int ad7476_probe(struct spi_device *spi) > { > struct ad7476_state *st; > @@ -278,6 +285,11 @@ static int ad7476_probe(struct spi_device *spi) > if (ret) > return ret; > > + ret = devm_add_action_or_reset(&spi->dev, ad7476_reg_disable, > + st); > + if (ret) > + return ret; > + > st->convst_gpio = devm_gpiod_get_optional(&spi->dev, > "adi,conversion-start", > GPIOD_OUT_LOW); > @@ -328,18 +340,6 @@ static int ad7476_probe(struct spi_device *spi) > return ret; > } > > -static int ad7476_remove(struct spi_device *spi) > -{ > - struct iio_dev *indio_dev = spi_get_drvdata(spi); > - struct ad7476_state *st = iio_priv(indio_dev); > - > - iio_device_unregister(indio_dev); > - iio_triggered_buffer_cleanup(indio_dev); > - regulator_disable(st->reg); > - > - return 0; > -} > - > static const struct spi_device_id ad7476_id[] = { > {"ad7091", ID_AD7091R}, > {"ad7091r", ID_AD7091R}, > @@ -377,7 +377,6 @@ static struct spi_driver ad7476_driver = { > .name = "ad7476", > }, > .probe = ad7476_probe, > - .remove = ad7476_remove, > .id_table = ad7476_id, > }; > module_spi_driver(ad7476_driver);