HID: logitech-dj: check report length
authorPeter Wu <peter@lekensteyn.nl>
Tue, 16 Dec 2014 15:55:21 +0000 (16:55 +0100)
committerJiri Kosina <jkosina@suse.cz>
Wed, 17 Dec 2014 07:50:12 +0000 (08:50 +0100)
Malicious USB devices can send bogus reports smaller than the expected
buffer size. Ensure that the length is valid to avoid reading out of
bounds.

Signed-off-by: Peter Wu <peter@lekensteyn.nl>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
drivers/hid/hid-logitech-dj.c

Simple merge