fix build warnings

Change-Id: I713a5f117dc660550684338f162582089a5d3403
Reviewed-on: http://fulliautomatix.ics.uci.edu:8443/118
Reviewed-by: Inci Cetindil <icetindil@gmail.com>
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
16 files changed