coverity#704640 Dereference after null check
coverity#704640 Dereference after null check

Change-Id: I05b932002ff8176d76f842dcd57ea39c4112f181

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