pmdabcc: minor cleanups
pmdabcc: minor cleanups

Minor cleanups, prepare for fix for issue 558 / commit eaa5122.

adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp