diff --git a/datapath/flow_netlink.c b/datapath/flow_netlink.c
index 0e38dd2..1e08ed3 100644
--- a/datapath/flow_netlink.c
+++ b/datapath/flow_netlink.c
@@ -651,6 +651,8 @@ static int ip_tun_from_nlattr(const struct nlattr *attr,
 			tun_flags |= TUNNEL_VXLAN_OPT;
 			opts_type = type;
 			break;
+		case OVS_TUNNEL_KEY_ATTR_PAD:
+			break;
 		default:
 			OVS_NLERR(log, "Unknown IP tunnel attribute %d",
 				  type);