Clean up some errors found with valgrind 2.1.1.

BKrev: 40ec6721IO7rAWx1t4cNnFNTugIZ1A


git-svn-id: http://svn.fedorahosted.org/svn/corosync/trunk@62 fd59a12c-fef9-0310-b244-a6a79926bd2f