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iio: amplifiers: ad8366: Use devm_* APIs 

devm_* APIs are device managed and make code simpler.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Michael Hennerich <hennerich@blackfin.uclinux.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Sachin Kamat 2013-07-30 07:24:00 +01:00 committed by Jonathan Cameron
parent 1003eb67ba
commit 36db8c7216
1 changed files with 3 additions and 10 deletions
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13
drivers/iio/amplifiers/ad8366.c
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@ -139,17 +139,17 @@ static int ad8366_probe(struct spi_device *spi)
struct ad8366_state *st;
int ret;
indio_dev = iio_device_alloc(sizeof(*st));
indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
if (indio_dev == NULL)
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;
}
spi_set_drvdata(spi, indio_dev);
@ -173,11 +173,6 @@ static int ad8366_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);
return ret;
}
@ -195,8 +190,6 @@ static int ad8366_remove(struct spi_device *spi)
regulator_put(reg);
}
iio_device_free(indio_dev);
return 0;
}