tree 79a497ffd03b720215e567c9c9862090fc76d0fa
parent b04c99e3b845892d754ee8052d6324c39c4040de
author Kees Cook <keescook@chromium.org> 1378929410 +0200
committer Jiri Kosina <jkosina@suse.cz> 1379077881 +0200

HID: provide a helper for validating hid reports

Many drivers need to validate the characteristics of their HID report
during initialization to avoid misusing the reports. This adds a common
helper to perform validation of the report exisitng, the field existing,
and the expected number of values within the field.

Signed-off-by: Kees Cook <keescook@chromium.org>
Cc: stable@vger.kernel.org
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>