clm.c:
defect 638
fix segfault if clmHandle is null to saClmInitialize

BKrev: 42b31b12gslEYBvbGYQJgGi6uFw8hg


git-svn-id: http://svn.fedorahosted.org/svn/corosync/trunk@694 fd59a12c-fef9-0310-b244-a6a79926bd2f