coverity#705025 Explicit null dereferenced
coverity#705025 Explicit null dereferenced

Change-Id: I6fa17cf08c8104b7b64f66f6701fe8d0949b88bc

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