coverity#704759 Dereference after null check
coverity#704759 Dereference after null check

Change-Id: I1f41d2bc43391175a4587f501f02775adc43bc8e

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