coverity#705828 Dereference before null check
coverity#705828 Dereference before null check

Change-Id: Ie76ee86f6ae48012c92a3f06ad1372f126f1ea29

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