coverity#1308429 Unchecked return value
coverity#1308429 Unchecked return value

Change-Id: I1d7db630eb6d0c12c5eb8b507be114693689e4e1

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