iio: hid-sensor-accel-3d: Use devm_iio_device_alloc

Using devm_iio_device_alloc makes code simpler.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Srinivas Pandruvada <srinivas.pandruvada@intel.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

1 files changed, 7 insertions, 12 deletions

diff --git a/drivers/iio/accel/hid-sensor-accel-3d.c b/drivers/iio/accel/hid-sensor-accel-3d.c
index 275c5d7ea270..68df3416b612 100644
--- a/drivers/iio/accel/hid-sensor-accel-3d.c
+++ b/drivers/iio/accel/hid-sensor-accel-3d.c
@@ -282,11 +282,11 @@ static int hid_accel_3d_probe(struct platform_device *pdev)
         struct hid_sensor_hub_device *hsdev = pdev->dev.platform_data;
         struct iio_chan_spec *channels;
 
-        indio_dev = iio_device_alloc(sizeof(struct accel_3d_state));
-        if (indio_dev == NULL) {
-                ret = -ENOMEM;
-                goto error_ret;
-        }
+        indio_dev = devm_iio_device_alloc(&pdev->dev,
+                                          sizeof(struct accel_3d_state));
+        if (indio_dev == NULL)
+                return -ENOMEM;
+
         platform_set_drvdata(pdev, indio_dev);
 
         accel_state = iio_priv(indio_dev);
@@ -298,15 +298,14 @@ static int hid_accel_3d_probe(struct platform_device *pdev)
                                         &accel_state->common_attributes);
         if (ret) {
                 dev_err(&pdev->dev, "failed to setup common attributes\n");
-                goto error_free_dev;
+                return ret;
         }
 
         channels = kmemdup(accel_3d_channels, sizeof(accel_3d_channels),
                            GFP_KERNEL);
         if (!channels) {
-                ret = -ENOMEM;
                 dev_err(&pdev->dev, "failed to duplicate channels\n");
-                goto error_free_dev;
+                return -ENOMEM;
         }
 
         ret = accel_3d_parse_report(pdev, hsdev, channels,
@@ -363,9 +362,6 @@ error_unreg_buffer_funcs:
         iio_triggered_buffer_cleanup(indio_dev);
 error_free_dev_mem:
         kfree(indio_dev->channels);
-error_free_dev:
-        iio_device_free(indio_dev);
-error_ret:
         return ret;
 }
 
@@ -380,7 +376,6 @@ static int hid_accel_3d_remove(struct platform_device *pdev)
         hid_sensor_remove_trigger(indio_dev);
         iio_triggered_buffer_cleanup(indio_dev);
         kfree(indio_dev->channels);
-        iio_device_free(indio_dev);
 
         return 0;
 }