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From: Alexander Motin <mav@FreeBSD.org>
Date: Wed, 16 May 2012 17:51:56 +0000 (UTC)
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Subject: svn commit: r235510 - in head: lib/libusbhid sys/dev/usb
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Author: mav
Date: Wed May 16 17:51:56 2012
New Revision: 235510
URL: http://svn.freebsd.org/changeset/base/235510

Log:
  HID Report ID is unsigned value, so clear the rest of bits from possible
  sign expansion.

Modified:
  head/lib/libusbhid/parse.c
  head/sys/dev/usb/usb_hid.c

Modified: head/lib/libusbhid/parse.c
==============================================================================
--- head/lib/libusbhid/parse.c	Wed May 16 17:26:14 2012	(r235509)
+++ head/lib/libusbhid/parse.c	Wed May 16 17:51:56 2012	(r235510)
@@ -392,7 +392,7 @@ hid_get_item(hid_data_t s, hid_item_t *h
 				s->loc_size = dval & mask;
 				break;
 			case 8:
-				hid_switch_rid(s, c, dval);
+				hid_switch_rid(s, c, dval & mask);
 				break;
 			case 9:
 				/* mask because value is unsigned */

Modified: head/sys/dev/usb/usb_hid.c
==============================================================================
--- head/sys/dev/usb/usb_hid.c	Wed May 16 17:26:14 2012	(r235509)
+++ head/sys/dev/usb/usb_hid.c	Wed May 16 17:51:56 2012	(r235510)
@@ -425,7 +425,7 @@ hid_get_item(struct hid_data *s, struct 
 				s->loc_size = dval & mask;
 				break;
 			case 8:
-				hid_switch_rid(s, c, dval);
+				hid_switch_rid(s, c, dval & mask);
 				break;
 			case 9:
 				/* mask because value is unsigned */