miniupnp/miniupnp — pull request #57 by razzfazz (2014-03-07 23:50:48+00:00)
Title: miniupnpd/natpmp.c: skip port zero when finding free eport

When skipping ports that are in use or not allowed, the existing
NAT-PMP code will consider port zero as a candidate eport after
wraparound occurs. Since this is not a legal port, we skip over it.

port zero as an eport value.