On Wed, 30 Aug 2017, Jason Gerecke wrote:
> The wacom driver's IRQ handler for Bluetooth reports from the 2nd-gen
> Intuos Pro does not correctly process negative numbers. Values for
> tilt and rotation (which can go negative) are instead interpreted as
> unsigned and so jump to very large values when the data should be
> negative. This commit properly casts the data to ensure we report
> negative numbers when necessary.
>
> Fixes: 4922cd2 ("HID: wacom: Support 2nd-gen Intuos Pro's Bluetooth classic interface")
> Cc: stable@xxxxxxxxxxxxxxx # v4.11
> Signed-off-by: Jason Gerecke <jason.gerecke@xxxxxxxxx>
Both patches applied to for-4.14/upstream-fixes.
--
Jiri Kosina
SUSE Labs