coverity#704634 Dereference after null check
coverity#704634 Dereference after null check

Change-Id: Id6e4e71a9d261734d01de72f81e2df0f7fbad475

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