--- zzzz-none-000/linux-3.10.107/include/linux/iio/kfifo_buf.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/include/linux/iio/kfifo_buf.h	2021-02-04 17:41:59.000000000 +0000
@@ -5,7 +5,10 @@
 #include <linux/iio/iio.h>
 #include <linux/iio/buffer.h>
 
-struct iio_buffer *iio_kfifo_allocate(struct iio_dev *indio_dev);
+struct iio_buffer *iio_kfifo_allocate(void);
 void iio_kfifo_free(struct iio_buffer *r);
 
+struct iio_buffer *devm_iio_kfifo_allocate(struct device *dev);
+void devm_iio_kfifo_free(struct device *dev, struct iio_buffer *r);
+
 #endif