There are a lot of pointers to structures used in here that are not declared unless a particular header is included first. Deal with the IIO specific ones by putting in forward declarations and the other ones by including kernel.h and device.h. Signed-off-by: Jonathan Cameron <jic23@xxxxxxxxxx> --- drivers/staging/iio/iio_core.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/staging/iio/iio_core.h b/drivers/staging/iio/iio_core.h index c9dfcba..f652e6a 100644 --- a/drivers/staging/iio/iio_core.h +++ b/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, -- 1.7.9.2 -- To unsubscribe from this list: send the line "unsubscribe linux-iio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html