coverity#704772 Dereference after null check
coverity#704772 Dereference after null check

Change-Id: Ic0c56aa9e6f19828df3e81266cc4740167012815

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core