hwmon: (it87) Create voltage attributes only if voltage is enabled

On IT8782F and IT8783F, some voltage input pins may be disabled. Don't create
sysfs attribute files if that is the case.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Jean Delvare <khali@linux-fr.org>
1 file changed