diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h
index a1be82e74c93..e846a0a7001e 100644
--- a/include/linux/iio/iio.h
+++ b/include/linux/iio/iio.h
@@ -669,7 +669,7 @@ static inline void iio_device_set_drvdata(struct iio_dev *indio_dev, void *data)
  *
  * Returns the data previously set with iio_device_set_drvdata()
  */
-static inline void *iio_device_get_drvdata(struct iio_dev *indio_dev)
+static inline void *iio_device_get_drvdata(const struct iio_dev *indio_dev)
 {
 	return dev_get_drvdata(&indio_dev->dev);
 }