coverity#704958 Dereference after null check
coverity#704958 Dereference after null check

Change-Id: I08138c5d7124e6212708aa74f605c3997ca442f1

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