coverity#1242658 Untrusted loop bound
coverity#1242658 Untrusted loop bound

Change-Id: Ib37d08e5c55ca3c9f054684aa79dbe38d441f37a

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