f->f_sub = ch_calloc( 1, sizeof( SubstringsAssertion ) );
rc = slap_str2ad( str, &f->f_sub_desc, &text );
if( rc != LDAP_SUCCESS ) {
f->f_sub = ch_calloc( 1, sizeof( SubstringsAssertion ) );
rc = slap_str2ad( str, &f->f_sub_desc, &text );
if( rc != LDAP_SUCCESS ) {