HID: hiddev.h: Fix example code.

Fix hiddev.h example code.
To get the correct usage code, you need to set report_type and
report_id.

Signed-off-by: Antonio Ospite <ospite@studenti.unina.it>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/hiddev.h b/include/linux/hiddev.h
index 7a9ba2944127..c760ae0eb6a1 100644
--- a/include/linux/hiddev.h
+++ b/include/linux/hiddev.h
@@ -193,6 +193,8 @@ struct hiddev_usage_ref_multi {
  *              finfo.field_index = i;
  *              ioctl(fd, HIDIOCGFIELDINFO, &finfo);
  *              for (j = 0; j < finfo.maxusage; j++) {
+ *                      uref.report_type = rinfo.report_type;
+ *                      uref.report_id = rinfo.report_id;
  *                      uref.field_index = i;
  *                      uref.usage_index = j;
  *                      ioctl(fd, HIDIOCGUCODE, &uref);