diff --git a/[refs] b/[refs]
index 3fb11c657c18..7ef4fdb30872 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a7322fc2fa6417a5bc4f0a40e6e79608505416e2
+refs/heads/master: ef97d4217389409f3c72b85dacd4be4b1bcef413
diff --git a/trunk/drivers/staging/iio/iio_core.h b/trunk/drivers/staging/iio/iio_core.h
index c9dfcba0bac8..f652e6ae5a35 100644
--- a/trunk/drivers/staging/iio/iio_core.h
+++ b/trunk/drivers/staging/iio/iio_core.h
@@ -12,6 +12,12 @@
 
 #ifndef _IIO_CORE_H_
 #define _IIO_CORE_H_
+#include <linux/kernel.h>
+#include <linux/device.h>
+
+struct iio_chan_spec;
+struct iio_dev;
+
 
 int __iio_add_chan_devattr(const char *postfix,
 			   struct iio_chan_spec const *chan,