Fix memory leak of check_filter unit, testcase "filter_save_and_load" 
Fix memory leak of check_filter unit, testcase "filter_save_and_load" 


git-svn-id: e31799a7ad59d6ea355ca047c69e0aee8a59fcd3@3727 53f5c7ee-bee3-0310-bbc5-ea0e15fffd5e

ianmartin/opensync,ianmartin/opensync