diff --git a/[refs] b/[refs]
index 4264edff585b..7458b37bfd05 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 0c4a938ed4a2cd0c2d31c5c616594bae0865d7f3
+refs/heads/master: 34f57cc7894b7ba124006149a0c7b5f58496b25f
diff --git a/trunk/drivers/staging/iio/ring_sw.h b/trunk/drivers/staging/iio/ring_sw.h
index 0194e7fb65ca..7c27e2c70f77 100644
--- a/trunk/drivers/staging/iio/ring_sw.h
+++ b/trunk/drivers/staging/iio/ring_sw.h
@@ -222,5 +222,8 @@ void iio_sw_trigger_bh_to_ring(struct work_struct *work_s);
 #else /* CONFIG_IIO_RING_BUFFER*/
 static inline void iio_ring_sw_register_funcs(struct iio_ring_access_funcs *ra)
 {};
+struct iio_sw_ring_helper_state {
+	struct iio_dev			*indio_dev;
+};
 #endif /* !CONFIG_IIO_RING_BUFFER */
 #endif /* _IIO_RING_SW_H_ */