Fix range-check error introduced in r182292. Also do not do anything if all processors in the map are not available, simply return.
Fix range-check error introduced in r182292. Also do not do anything
if all processors in the map are not available, simply return.

Approved by:	kib (mentor)
MFC after:	1 week

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase