coverity#735844 Dereference after null check
coverity#735844 Dereference after null check

Change-Id: I444f545718f0d7b3e1612a1b17b810f93f032bcb

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