HID: make hid_report_len as a static inline function in hid.h

In several hid drivers it is necessary to calculate the length of an
hid_report. This patch exports the existing static function hid_report_len of
hid-core.c as an inline function in hid.h

Signed-off-by: Mathieu Magnaudet <mathieu.magnaudet@enac.fr>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@gmail.com>
Reviewed-by: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index 725f22ca47fc..1e95f4df4146 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -1215,7 +1215,7 @@ static void hidinput_led_worker(struct work_struct *work)
                 return hid->ll_driver->request(hid, report, HID_REQ_SET_REPORT);
 
         /* fall back to generic raw-output-report */
-        len = ((report->size - 1) >> 3) + 1 + (report->id > 0);
+        len = hid_report_len(report);
         buf = hid_alloc_report_buf(report, GFP_KERNEL);
         if (!buf)
                 return;