coverity#704747 Dereference after null check
coverity#704747 Dereference after null check

Change-Id: I1da494393c3a1a697bf31b00f57b33a03c674872

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