staging: iio: ad9850: Use devm_iio_device_alloc

devm_iio_device_alloc makes code simpler.

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

1 files changed, 4 insertions, 12 deletions

diff --git a/drivers/staging/iio/frequency/ad9850.c b/drivers/staging/iio/frequency/ad9850.c
index 01a8a93031f5..af877ff680e9 100644
--- a/drivers/staging/iio/frequency/ad9850.c
+++ b/drivers/staging/iio/frequency/ad9850.c
@@ -80,11 +80,9 @@ static int ad9850_probe(struct spi_device *spi)
         struct iio_dev *idev;
         int ret = 0;
 
-        idev = iio_device_alloc(sizeof(*st));
-        if (idev == NULL) {
-                ret = -ENOMEM;
-                goto error_ret;
-        }
+        idev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
+        if (!idev)
+                return -ENOMEM;
         spi_set_drvdata(spi, idev);
         st = iio_priv(idev);
         mutex_init(&st->lock);
@@ -96,24 +94,18 @@ static int ad9850_probe(struct spi_device *spi)
 
         ret = iio_device_register(idev);
         if (ret)
-                goto error_free_dev;
+                return ret;
         spi->max_speed_hz = 2000000;
         spi->mode = SPI_MODE_3;
         spi->bits_per_word = 16;
         spi_setup(spi);
 
         return 0;
-
-error_free_dev:
-        iio_device_free(idev);
-error_ret:
-        return ret;
 }
 
 static int ad9850_remove(struct spi_device *spi)
 {
         iio_device_unregister(spi_get_drvdata(spi));
-        iio_device_free(spi_get_drvdata(spi));
 
         return 0;
 }