diff options
| author | Sachin Kamat <sachin.kamat@linaro.org> | 2013-07-23 09:58:00 +0100 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2013-08-03 18:40:39 +0100 |
| commit | 4ea454d2c1a38dd8c75a185019fea14ea34401b8 (patch) | |
| tree | 707cda2213a3a889d2f838089da4175fcca9b146 /drivers | |
| parent | 7abe9007ca671bf27799922711d8c023bac56a88 (diff) | |
iio: adc: ad7476: Use devm_* APIs
devm_* APIs are device managed and make code simpler.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/iio/adc/ad7476.c | 26 |
1 files changed, 8 insertions, 18 deletions
diff --git a/drivers/iio/adc/ad7476.c b/drivers/iio/adc/ad7476.c index 2e98bef4af67..6d2b1d8d1a1f 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; } |