Index: uspace/lib/usb/src/hidparser.c
===================================================================
--- uspace/lib/usb/src/hidparser.c	(revision 8365533a86aa2dacc70051f42dd06750f3cc2911)
+++ uspace/lib/usb/src/hidparser.c	(revision 1103374c0179b79e07fdec9c9dc021817ab73e4c)
@@ -40,8 +40,9 @@
  * @param parser Opaque HID report parser structure.
  * @param data Data describing the report.
+ * @param size Size of the descriptor in bytes.
  * @return Error code.
  */
 int usb_hid_parse_report_descriptor(usb_hid_report_parser_t *parser, 
-    const uint8_t *data)
+    const uint8_t *data, size_t size)
 {
 	return ENOTSUP;
@@ -54,4 +55,5 @@
  * @param parser Opaque HID report parser structure.
  * @param data Data for the report.
+ * @param size Size of the data in bytes.
  * @param callbacks Callbacks for report actions.
  * @param arg Custom argument (passed through to the callbacks).
@@ -59,5 +61,5 @@
  */
 int usb_hid_parse_report(const usb_hid_report_parser_t *parser,  
-    const uint8_t *data,
+    const uint8_t *data, size_t size,
     const usb_hid_report_in_callbacks_t *callbacks, void *arg)
 {