struct vxlan_dev *vxlan = netdev_priv(switchdev_work->dev);
struct switchdev_notifier_vxlan_fdb_info *vxlan_fdb_info;
struct vxlan_config *cfg = &vxlan->cfg;
+ struct netlink_ext_ack *extack;
+ extack = switchdev_notifier_info_to_extack(info);
vxlan_fdb_info = container_of(info,
struct switchdev_notifier_vxlan_fdb_info,
info);
- if (vxlan_fdb_info->remote_port != cfg->dst_port)
- return -EOPNOTSUPP;
- if (vxlan_fdb_info->remote_vni != cfg->vni)
+ if (vxlan_fdb_info->remote_port != cfg->dst_port) {
+ NL_SET_ERR_MSG_MOD(extack, "VxLAN: FDB: Non-default remote port is not supported");
return -EOPNOTSUPP;
- if (vxlan_fdb_info->vni != cfg->vni)
+ }
+ if (vxlan_fdb_info->remote_vni != cfg->vni ||
+ vxlan_fdb_info->vni != cfg->vni) {
+ NL_SET_ERR_MSG_MOD(extack, "VxLAN: FDB: Non-default VNI is not supported");
return -EOPNOTSUPP;
- if (vxlan_fdb_info->remote_ifindex)
+ }
+ if (vxlan_fdb_info->remote_ifindex) {
+ NL_SET_ERR_MSG_MOD(extack, "VxLAN: FDB: Local interface is not supported");
return -EOPNOTSUPP;
- if (is_multicast_ether_addr(vxlan_fdb_info->eth_addr))
+ }
+ if (is_multicast_ether_addr(vxlan_fdb_info->eth_addr)) {
+ NL_SET_ERR_MSG_MOD(extack, "VxLAN: FDB: Multicast MAC addresses not supported");
return -EOPNOTSUPP;
- if (vxlan_addr_multicast(&vxlan_fdb_info->remote_ip))
+ }
+ if (vxlan_addr_multicast(&vxlan_fdb_info->remote_ip)) {
+ NL_SET_ERR_MSG_MOD(extack, "VxLAN: FDB: Multicast destination IP is not supported");
return -EOPNOTSUPP;
+ }
switchdev_work->vxlan_fdb_info = *vxlan_fdb_info;