Merge pull request #1396 from gameking0124/master

fix log

backend/ipsec/handle_xfrm.go

@@ -60,7 +60,7 @@ func AddXFRMPolicy(myLease, remoteLease *subnet.Lease, dir netlink.Dir, reqID in
 			return fmt.Errorf("error getting policy: %+v err: %v", policy, err)
 		}
 	} else {
-		log.Info("Updating ipsec policy %+v with %+v", existingPolicy, policy)
+		log.Infof("Updating ipsec policy %+v with %+v", existingPolicy, policy)
 		if err := netlink.XfrmPolicyUpdate(policy); err != nil {
 			return fmt.Errorf("error updating policy: %+v err: %v", policy, err)
 		}