coverity#441203 Dereference after null check
coverity#441203 Dereference after null check

Change-Id: I166e9ab8d3693568cc2b6a0ecd7d49532508116b

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