staging: iio: adis16209: Use devm_iio_device_alloc

Using devm_iio_device_alloc makes code simpler.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

diff --git a/drivers/staging/iio/accel/adis16209_core.c b/drivers/staging/iio/accel/adis16209_core.c
index 323c169..4492e51 100644 (file)
--- a/drivers/staging/iio/accel/adis16209_core.c
+++ b/drivers/staging/iio/accel/adis16209_core.c
@@ -183,11 +183,9 @@ static int adis16209_probe(struct spi_device *spi)
        struct iio_dev *indio_dev;
 
        /* setup the industrialio driver allocated elements */
-       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);
        /* this is only used for removal purposes */
        spi_set_drvdata(spi, indio_dev);
@@ -201,10 +199,10 @@ static int adis16209_probe(struct spi_device *spi)
 
        ret = adis_init(st, indio_dev, spi, &adis16209_data);
        if (ret)
-               goto error_free_dev;
+               return ret;
        ret = adis_setup_buffer_and_trigger(st, indio_dev, NULL);
        if (ret)
-               goto error_free_dev;
+               return ret;
 
        /* Get the device into a sane initial state */
        ret = adis_initial_startup(st);
@@ -218,9 +216,6 @@ static int adis16209_probe(struct spi_device *spi)
 
 error_cleanup_buffer_trigger:
        adis_cleanup_buffer_and_trigger(st, indio_dev);
-error_free_dev:
-       iio_device_free(indio_dev);
-error_ret:
        return ret;
 }
 
@@ -231,7 +226,6 @@ static int adis16209_remove(struct spi_device *spi)
 
        iio_device_unregister(indio_dev);
        adis_cleanup_buffer_and_trigger(st, indio_dev);
-       iio_device_free(indio_dev);
 
        return 0;
 }