iio: dac: ad5446: Use devm_* APIs
devm_* APIs are device managed and make code simpler.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
diff --git a/drivers/iio/dac/ad5446.c b/drivers/iio/dac/ad5446.c
index cae8f60..96e9ed4 100644
--- a/drivers/iio/dac/ad5446.c
+++ b/drivers/iio/dac/ad5446.c
@@ -220,11 +220,11 @@
struct regulator *reg;
int ret, voltage_uv = 0;
- reg = regulator_get(dev, "vcc");
+ reg = devm_regulator_get(dev, "vcc");
if (!IS_ERR(reg)) {
ret = regulator_enable(reg);
if (ret)
- goto error_put_reg;
+ return ret;
ret = regulator_get_voltage(reg);
if (ret < 0)
@@ -233,7 +233,7 @@
voltage_uv = ret;
}
- indio_dev = iio_device_alloc(sizeof(*st));
+ indio_dev = devm_iio_device_alloc(dev, sizeof(*st));
if (indio_dev == NULL) {
ret = -ENOMEM;
goto error_disable_reg;
@@ -264,19 +264,13 @@
ret = iio_device_register(indio_dev);
if (ret)
- goto error_free_device;
+ goto error_disable_reg;
return 0;
-error_free_device:
- iio_device_free(indio_dev);
error_disable_reg:
if (!IS_ERR(reg))
regulator_disable(reg);
-error_put_reg:
- if (!IS_ERR(reg))
- regulator_put(reg);
-
return ret;
}
@@ -286,11 +280,8 @@
struct ad5446_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;
}