iio: common: ssp_sensors: accel: use devm_iio_device_register()

Use devm_iio_device_register() for IIO subsystem device
registration and delete the remove function since there
is no need after this change.
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

drivers/iio/accel/ssp_accel_sensor.c

@@ -136,7 +136,7 @@ static int ssp_accel_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, indio_dev);
 
-	ret = iio_device_register(indio_dev);
+	ret = devm_iio_device_register(&pdev->dev, indio_dev);
 	if (ret < 0)
 		return ret;
 
@@ -146,21 +146,11 @@ static int ssp_accel_probe(struct platform_device *pdev)
 	return 0;
 }
 
-static int ssp_accel_remove(struct platform_device *pdev)
-{
-	struct iio_dev *indio_dev = platform_get_drvdata(pdev);
-
-	iio_device_unregister(indio_dev);
-
-	return 0;
-}
-
 static struct platform_driver ssp_accel_driver = {
 	.driver = {
 		.name = SSP_ACCEL_NAME,
 	},
 	.probe = ssp_accel_probe,
-	.remove =  ssp_accel_remove,
 };
 
 module_platform_driver(ssp_accel_driver);