MFC r284547: Fix a bug reported by coverity. Since AF_UNIX sockets don't have multiple addresses, the problem didn't show up during testing.
MFC r284547:
Fix a bug reported by coverity. Since AF_UNIX sockets don't
have multiple addresses, the problem didn't show up during testing.

Reported by:	Coverity
CID:		1306787

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