On newer Asus boards the "upper" limit of a sensor is encoded as
delta from the "lower" limit. Fix the driver to correctly handle
this case.
Signed-off-by: NLuca Tettamanti <kronos.it@gmail.com>
Tested-by: NAlex Macfarlane Smith <nospam@archifishal.co.uk>
Signed-off-by: NJean Delvare <khali@linux-fr.org>