coverity#1242421 Dereference after null check
coverity#1242421 Dereference after null check

Change-Id: I18441a147ed74ad2fc8a952ced1320b8b26e3ea9

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