staging: iio: whitespace cleanup

Fixed whitespace coding style issues.
Signed-off-by: Phillip Kurtenbach <pkurtenbach@gmail.com>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/iio/industrialio-core.c

@@ -59,7 +59,7 @@ EXPORT_SYMBOL(__iio_change_event);
  * are queued. Hence a client MUST open the chrdev before the ring buffer is
  * switched on.
  */
- int __iio_push_event(struct iio_event_interface *ev_int,
+int __iio_push_event(struct iio_event_interface *ev_int,
 		     int ev_code,
 		     s64 timestamp,
 		     struct iio_shared_ev_pointer *

drivers/staging/iio/industrialio-ring.c

@@ -325,7 +325,7 @@ ssize_t iio_read_ring_length(struct device *dev,
 }
 EXPORT_SYMBOL(iio_read_ring_length);
 
- ssize_t iio_write_ring_length(struct device *dev,
+ssize_t iio_write_ring_length(struct device *dev,
 			       struct device_attribute *attr,
 			       const char *buf,
 			       size_t len)