Deal with a case where the returned packed was smaller than the transmitted packet (because the remote host stripped off our icmp_data).
Deal with a case where the returned packed was smaller than the
transmitted packet (because the remote host stripped off our icmp_data).

Submitted by:	 Maxim Konovalov <maxim@macomnet.ru>

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