MFC r330034

Fix a memory leak in syslogd

A memory leak in syslogd for processing of forward actions was
reported. This modification adapts the patch submitted with that bug
to fix the leak.

PR: 198385
Submitted by: Sreeram <sreeramabs@yahoo.com>
Reported by: Sreeram <sreeramabs@yahoo.com>
Sponsored by: Dell EMC