Resolves: coverity#1078567 help coverity out

so it know that its the same rPPDCache in use to
avoid various warnings

Change-Id: I89cb7830f375f1907b2457bd05fd2df5d36c3696
coverity#705828 Dereference before null check

Change-Id: Ie76ee86f6ae48012c92a3f06ad1372f126f1ea29