coverity#1078827 Dereference before null check
coverity#1078827 Dereference before null check

Change-Id: I3d8850900e25606c23e2209abe828e2b1e98b38e

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