devm_* APIs are device managed and make code simpler.
Signed-off-by: Sachin Kamat <sachin.kamat@xxxxxxxxxx>
---
drivers/iio/dac/ad5624r_spi.c | 22 ++++++----------------
1 file changed, 6 insertions(+), 16 deletions(-)
diff --git a/drivers/iio/dac/ad5624r_spi.c b/drivers/iio/dac/ad5624r_spi.c
index bb298aa..714af75 100644
--- a/drivers/iio/dac/ad5624r_spi.c
+++ b/drivers/iio/dac/ad5624r_spi.c
@@ -226,17 +226,15 @@ static int ad5624r_probe(struct spi_device *spi)
struct iio_dev *indio_dev;
int ret, voltage_uv = 0;
- 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->reg = regulator_get(&spi->dev, "vcc");
+ st->reg = devm_regulator_get(&spi->dev, "vcc");
if (!IS_ERR(st->reg)) {
ret = regulator_enable(st->reg);
if (ret)
- goto error_put_reg;
+ return ret;
ret = regulator_get_voltage(st->reg);
if (ret < 0)
@@ -277,11 +275,6 @@ static int ad5624r_probe(struct spi_device *spi)
error_disable_reg:
if (!IS_ERR(st->reg))
regulator_disable(st->reg);
-error_put_reg:
- if (!IS_ERR(st->reg))
- regulator_put(st->reg);
- iio_device_free(indio_dev);
-error_ret:
return ret;
}
@@ -292,11 +285,8 @@ static int ad5624r_remove(struct spi_device *spi)
struct ad5624r_state *st = iio_priv(indio_dev);
iio_device_unregister(indio_dev);
- if (!IS_ERR(st->reg)) {
+ if (!IS_ERR(st->reg))
regulator_disable(st->reg);
- regulator_put(st->reg);
- }
- iio_device_free(indio_dev);
return 0;
}
--
1.7.9.5
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