Init memory to prevent it being used uninitialized
Init memory to prevent it being used uninitialized

w02 was already initialized identically.

Change-Id: I4feff66616df4e85192e468cee6337a0e0fcb1d0

keithroe/vtkoptix,demarle/VTK,jmerkow/VTK,msmolens/VTK,SimVascular/VTK,SimVascular/VTK,gram526/VTK,keithroe/vtkoptix,sankhesh/VTK,ashray/VTK-EVM,gram526/VTK,ashray/VTK-EVM,sankhesh/VTK,mspark93/VTK,sumedhasingla/VTK,hendradarwin/VTK,SimVascular/VTK,hendradarwin/VTK,sankhesh/VTK,ashray/VTK-EVM,SimVascular/VTK,sankhesh/VTK,jmerkow/VTK,johnkit/vtk-dev,johnkit/vtk-dev,hendradarwin/VTK,johnkit/vtk-dev,keithroe/vtkoptix,sankhesh/VTK,ashray/VTK-EVM,candy7393/VTK,jmerkow/VTK,johnkit/vtk-dev,candy7393/VTK,ashray/VTK-EVM,demarle/VTK,demarle/VTK,msmolens/VTK,mspark93/VTK,keithroe/vtkoptix,SimVascular/VTK,mspark93/VTK,gram526/VTK,sankhesh/VTK,hendradarwin/VTK,demarle/VTK,keithroe/vtkoptix,gram526/VTK,msmolens/VTK,mspark93/VTK,mspark93/VTK,gram526/VTK,demarle/VTK,johnkit/vtk-dev,johnkit/vtk-dev,SimVascular/VTK,demarle/VTK,sankhesh/VTK,sumedhasingla/VTK,jmerkow/VTK,demarle/VTK,jmerkow/VTK,hendradarwin/VTK,gram526/VTK,hendradarwin/VTK,mspark93/VTK,candy7393/VTK,demarle/VTK,msmolens/VTK,johnkit/vtk-dev,keithroe/vtkoptix,keithroe/vtkoptix,jmerkow/VTK,sumedhasingla/VTK,candy7393/VTK,SimVascular/VTK,mspark93/VTK,sankhesh/VTK,jmerkow/VTK,msmolens/VTK,candy7393/VTK,candy7393/VTK,candy7393/VTK,sumedhasingla/VTK,ashray/VTK-EVM,keithroe/vtkoptix,msmolens/VTK,sumedhasingla/VTK,gram526/VTK,candy7393/VTK,jmerkow/VTK,mspark93/VTK,gram526/VTK,sumedhasingla/VTK,ashray/VTK-EVM,msmolens/VTK,msmolens/VTK,sumedhasingla/VTK,sumedhasingla/VTK,ashray/VTK-EVM,hendradarwin/VTK,SimVascular/VTK