coverity#1242430 Dereference after null check
coverity#1242430 Dereference after null check

Change-Id: If1c59d6d06a9e4601731f13a69b1ac2603c0014b

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