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>
static bool hid_hiddev(struct hid_device *hdev)
{
	return !!hid_match_id(hdev, hid_hiddev_list);
}

static bool hid_hiddev(struct hid_device *hdev)
{
	return !!hid_match_id(hdev, hid_hiddev_list);
}
