coverity#704759 Dereference after null check
coverity#704759 Dereference after null check

Change-Id: Id29fa14b8e7dd587c357c90f07b3858dcd931477

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