fix out of bounds access (CID 1342)
fix out of bounds access (CID 1342)

svn path=/trunk/KDE/kdepim/akregator/; revision=534502

lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi