Don't error out on rebond unbond failure if the realm was not bonded to begin with

src/ldapbonding.cpp

@@ -361,7 +361,7 @@ void LDAPConfig::reBondToRealm() {
 		passdlg.m_base->ldapAdminRealm->setText(realmName);
 		if (passdlg.exec() == TQDialog::Accepted) {
 			setEnabled(false);
-			if (LDAPManager::unbondRealm(m_realms[realmName], passdlg.m_base->ldapAdminUsername->text(), passdlg.m_base->ldapAdminPassword->password(), passdlg.m_base->ldapAdminRealm->text(), &errorString) == 0) {
+			if ((LDAPManager::unbondRealm(m_realms[realmName], passdlg.m_base->ldapAdminUsername->text(), passdlg.m_base->ldapAdminPassword->password(), passdlg.m_base->ldapAdminRealm->text(), &errorString) == 0) || (!realmcfg.bonded)) {
 				// Success!
 				realmcfg.bonded = false;
 				m_realms.remove(realmName);