iio: amplifiers: ad8366: Use devm_* APIs

devm_* APIs are device managed and make code simpler.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Michael Hennerich <hennerich@blackfin.uclinux.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

1 files changed, 3 insertions, 10 deletions

diff --git a/drivers/iio/amplifiers/ad8366.c b/drivers/iio/amplifiers/ad8366.c
index d354554b51b3..d0a79a4bce1c 100644
--- a/drivers/iio/amplifiers/ad8366.c
+++ b/drivers/iio/amplifiers/ad8366.c
@@ -139,17 +139,17 @@ static int ad8366_probe(struct spi_device *spi)
         struct ad8366_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)
                 return -ENOMEM;
 
         st = iio_priv(indio_dev);
 
-        st->reg = regulator_get(&spi->dev, "vcc");
+        st->reg = devm_regulator_get(&spi->dev, "vcc");
         if (!IS_ERR(st->reg)) {
                 ret = regulator_enable(st->reg);
                 if (ret)
-                        goto error_put_reg;
+                        return ret;
         }
 
         spi_set_drvdata(spi, indio_dev);
@@ -173,11 +173,6 @@ static int ad8366_probe(struct spi_device *spi)
 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;
 }
@@ -195,8 +190,6 @@ static int ad8366_remove(struct spi_device *spi)
                 regulator_put(reg);
         }
 
-        iio_device_free(indio_dev);
-
         return 0;
 }