Resolves: fdo#69510 don't access beyond end of string
Resolves: fdo#69510 don't access beyond end of string

Change-Id: Ib5d60159ad75791371a7805ef8e211a4010d7608

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