iio: dac: ad5755: 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/iio/dac/ad5755.c b/drivers/iio/dac/ad5755.c
index 12bb315..36a4361 100644 (file)
--- a/drivers/iio/dac/ad5755.c
+++ b/drivers/iio/dac/ad5755.c
@@ -565,7 +565,7 @@ static int ad5755_probe(struct spi_device *spi)
        struct ad5755_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) {
                dev_err(&spi->dev, "Failed to allocate iio device\n");
                return  -ENOMEM;
@@ -589,24 +589,19 @@ static int ad5755_probe(struct spi_device *spi)
 
        ret = ad5755_init_channels(indio_dev, pdata);
        if (ret)
-               goto error_free;
+               return ret;
 
        ret = ad5755_setup_pdata(indio_dev, pdata);
        if (ret)
-               goto error_free;
+               return ret;
 
        ret = iio_device_register(indio_dev);
        if (ret) {
                dev_err(&spi->dev, "Failed to register iio device: %d\n", ret);
-               goto error_free;
+               return ret;
        }
 
        return 0;
-
-error_free:
-       iio_device_free(indio_dev);
-
-       return ret;
 }
 
 static int ad5755_remove(struct spi_device *spi)
@@ -614,7 +609,6 @@ static int ad5755_remove(struct spi_device *spi)
        struct iio_dev *indio_dev = spi_get_drvdata(spi);
 
        iio_device_unregister(indio_dev);
-       iio_device_free(indio_dev);
 
        return 0;
 }