MFC: r261710
MFC: r261710

Only count table lookups when we're actually processing packets.

PR:		183462
Submitted by:	Sven-Thorsten Dietrich <thebigcorporation at gmail.com>
Reviewed by:	bms

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