coverity#441017 Dereference before null check
coverity#441017 Dereference before null check

Change-Id: I3df33251d72266afb43532bee07058e691a6cf66

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