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path: root/drivers/iio/adc/ad7476.c
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Diffstat (limited to 'drivers/iio/adc/ad7476.c')
-rw-r--r--drivers/iio/adc/ad7476.c26
1 files changed, 8 insertions, 18 deletions
diff --git a/drivers/iio/adc/ad7476.c b/drivers/iio/adc/ad7476.c
index 2e98bef4af6..6d2b1d8d1a1 100644
--- a/drivers/iio/adc/ad7476.c
+++ b/drivers/iio/adc/ad7476.c
@@ -213,24 +213,21 @@ static int ad7476_probe(struct spi_device *spi)
struct iio_dev *indio_dev;
int ret;
- indio_dev = iio_device_alloc(sizeof(*st));
- if (indio_dev == NULL) {
- ret = -ENOMEM;
- goto error_ret;
- }
+ indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
+ if (!indio_dev)
+ return -ENOMEM;
+
st = iio_priv(indio_dev);
st->chip_info =
&ad7476_chip_info_tbl[spi_get_device_id(spi)->driver_data];
- st->reg = regulator_get(&spi->dev, "vcc");
- if (IS_ERR(st->reg)) {
- ret = PTR_ERR(st->reg);
- goto error_free_dev;
- }
+ st->reg = devm_regulator_get(&spi->dev, "vcc");
+ if (IS_ERR(st->reg))
+ return PTR_ERR(st->reg);
ret = regulator_enable(st->reg);
if (ret)
- goto error_put_reg;
+ return ret;
spi_set_drvdata(spi, indio_dev);
@@ -268,12 +265,7 @@ error_ring_unregister:
iio_triggered_buffer_cleanup(indio_dev);
error_disable_reg:
regulator_disable(st->reg);
-error_put_reg:
- regulator_put(st->reg);
-error_free_dev:
- iio_device_free(indio_dev);
-error_ret:
return ret;
}
@@ -285,8 +277,6 @@ static int ad7476_remove(struct spi_device *spi)
iio_device_unregister(indio_dev);
iio_triggered_buffer_cleanup(indio_dev);
regulator_disable(st->reg);
- regulator_put(st->reg);
- iio_device_free(indio_dev);
return 0;
}