iio: pressure: st_pressure: Use devm_iio_device_alloc

Using devm_iio_device_alloc makes code simpler.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Denis Ciocca <denis.ciocca@st.com>
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 b46400c639
commit d0fe8c8b3b
3 changed files with 8 additions and 23 deletions

View File

@ -275,7 +275,6 @@ void st_press_common_remove(struct iio_dev *indio_dev)
st_sensors_deallocate_trigger(indio_dev);
st_press_deallocate_ring(indio_dev);
}
iio_device_free(indio_dev);
}
EXPORT_SYMBOL(st_press_common_remove);

View File

@ -25,11 +25,9 @@ static int st_press_i2c_probe(struct i2c_client *client,
struct st_sensor_data *pdata;
int err;
indio_dev = iio_device_alloc(sizeof(*pdata));
if (indio_dev == NULL) {
err = -ENOMEM;
goto iio_device_alloc_error;
}
indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*pdata));
if (!indio_dev)
return -ENOMEM;
pdata = iio_priv(indio_dev);
pdata->dev = &client->dev;
@ -38,14 +36,9 @@ static int st_press_i2c_probe(struct i2c_client *client,
err = st_press_common_probe(indio_dev, client->dev.platform_data);
if (err < 0)
goto st_press_common_probe_error;
return err;
return 0;
st_press_common_probe_error:
iio_device_free(indio_dev);
iio_device_alloc_error:
return err;
}
static int st_press_i2c_remove(struct i2c_client *client)

View File

@ -24,11 +24,9 @@ static int st_press_spi_probe(struct spi_device *spi)
struct st_sensor_data *pdata;
int err;
indio_dev = iio_device_alloc(sizeof(*pdata));
if (indio_dev == NULL) {
err = -ENOMEM;
goto iio_device_alloc_error;
}
indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*pdata));
if (indio_dev == NULL)
return -ENOMEM;
pdata = iio_priv(indio_dev);
pdata->dev = &spi->dev;
@ -37,14 +35,9 @@ static int st_press_spi_probe(struct spi_device *spi)
err = st_press_common_probe(indio_dev, spi->dev.platform_data);
if (err < 0)
goto st_press_common_probe_error;
return err;
return 0;
st_press_common_probe_error:
iio_device_free(indio_dev);
iio_device_alloc_error:
return err;
}
static int st_press_spi_remove(struct spi_device *spi)