* Follow up r17065
   1. Removed some unnecessary checks.(bugreport:7078)
   2. Fixed some index's which would access an invalid array position, crashing the server.

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@17077 54d463be-8e91-2dee-dedb-b68131a5f0ec