tree 4310293cab681fe0072c600d32c83ca061c18c01
parent 5137b354bc8a5c04edb10d83f8bdb0bf8896fd68
author Benjamin Tissoires <benjamin.tissoires@redhat.com> 1453203298 +0100
committer Jiri Kosina <jkosina@suse.cz> 1453208974 +0100

HID: core: prevent out-of-bound readings

Plugging a Logitech DJ receiver with KASAN activated raises a bunch of
out-of-bound readings.

The fields are allocated up to MAX_USAGE, meaning that potentially, we do
not have enough fields to fit the incoming values.
Add checks and silence KASAN.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>