coverity#704902 Dereference after null check
coverity#704902 Dereference after null check

Change-Id: Ie7ab3fa80cb7231cee1f741f53af541633fa427e

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