diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index fed3fbd403cb..0cdcaf526987 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -983,15 +983,6 @@ static void dsa_slave_poll_controller(struct net_device *dev)
 }
 #endif
 
-static int dsa_slave_get_phys_port_id(struct net_device *dev,
-				      struct netdev_phys_item_id *ppid)
-{
-	struct dsa_slave_priv *p = netdev_priv(dev);
-
-	ppid->id_len = sizeof(p->port);
-	memcpy(ppid->id, &p->port, ppid->id_len);
-}
-
 static int dsa_slave_get_phys_port_name(struct net_device *dev,
 					char *name, size_t len)
 {
@@ -1050,7 +1041,6 @@ static const struct net_device_ops dsa_slave_netdev_ops = {
 	.ndo_bridge_getlink	= switchdev_port_bridge_getlink,
 	.ndo_bridge_setlink	= switchdev_port_bridge_setlink,
 	.ndo_bridge_dellink	= switchdev_port_bridge_dellink,
-	.ndo_get_phys_port_id	= dsa_slave_get_phys_port_id,
 	.ndo_get_phys_port_name	= dsa_slave_get_phys_port_name,
 };