diff options
| author | Sachin Kamat <sachin.kamat@linaro.org> | 2013-09-05 10:29:00 +0100 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2013-09-07 21:53:10 +0100 |
| commit | 53703a493347ff2b43a6988bb5fcfa602e7ce67e (patch) | |
| tree | 0e93eece2d7cd306aa51c88a209c81bf443e6bc9 /drivers/staging/iio/impedance-analyzer | |
| parent | 7af9648fbc024a2e7ac1094fbdbc23229e189190 (diff) | |
staging: iio: ad5933: 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>
Diffstat (limited to 'drivers/staging/iio/impedance-analyzer')
| -rw-r--r-- | drivers/staging/iio/impedance-analyzer/ad5933.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/staging/iio/impedance-analyzer/ad5933.c b/drivers/staging/iio/impedance-analyzer/ad5933.c index 6330af656a0f..23a0d7179303 100644 --- a/drivers/staging/iio/impedance-analyzer/ad5933.c +++ b/drivers/staging/iio/impedance-analyzer/ad5933.c @@ -703,7 +703,9 @@ static int ad5933_probe(struct i2c_client *client, int ret, voltage_uv = 0; struct ad5933_platform_data *pdata = client->dev.platform_data; struct ad5933_state *st; - struct iio_dev *indio_dev = iio_device_alloc(sizeof(*st)); + struct iio_dev *indio_dev; + + indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*st)); if (indio_dev == NULL) return -ENOMEM; @@ -716,11 +718,11 @@ static int ad5933_probe(struct i2c_client *client, else st->pdata = pdata; - st->reg = regulator_get(&client->dev, "vcc"); + st->reg = devm_regulator_get(&client->dev, "vcc"); if (!IS_ERR(st->reg)) { ret = regulator_enable(st->reg); if (ret) - goto error_put_reg; + return ret; voltage_uv = regulator_get_voltage(st->reg); } @@ -778,11 +780,6 @@ error_unreg_ring: 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; } @@ -795,11 +792,8 @@ static int ad5933_remove(struct i2c_client *client) iio_device_unregister(indio_dev); iio_buffer_unregister(indio_dev); iio_kfifo_free(indio_dev->buffer); - 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; } |