staging/rdma/hfi1: Fix for opaportconfig ledon by not checking for portNum

opaportconfig ledon fails with error message due to port
number being checked in the attr modifier. This change
removes the check for the port number in AttrMod, so the
P field is ignored.

Reviewed-by: Easwar Hariharan <easwar.hariharan@intel.com>
Signed-off-by: Sebastian Sanchez <sebastian.sanchez@intel.com>
Signed-off-by: Jubin John <jubin.john@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>