coverity#1190353 Argument cannot be negative
coverity#1190353 Argument cannot be negative

Change-Id: I32503188fb89087ac6db0ce634b46acaf645d3b5

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