coverity#704789 Dereference after null check
coverity#704789 Dereference after null check

Change-Id: Iac238d68502cab137ce1530bffca4909cd9ea956

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