diff --git a/net/dsa/dsa_priv.h b/net/dsa/dsa_priv.h
index 4f1bbaab72f2..3822520eeeae 100644
--- a/net/dsa/dsa_priv.h
+++ b/net/dsa/dsa_priv.h
@@ -110,15 +110,6 @@ void dsa_tag_driver_put(const struct dsa_device_ops *ops);
 bool dsa_schedule_work(struct work_struct *work);
 const char *dsa_tag_protocol_to_str(const struct dsa_device_ops *ops);
 
-int dsa_legacy_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
-		       struct net_device *dev,
-		       const unsigned char *addr, u16 vid,
-		       u16 flags,
-		       struct netlink_ext_ack *extack);
-int dsa_legacy_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
-		       struct net_device *dev,
-		       const unsigned char *addr, u16 vid);
-
 /* master.c */
 int dsa_master_setup(struct net_device *dev, struct dsa_port *cpu_dp);
 void dsa_master_teardown(struct net_device *dev);
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index c8b842ac2600..f8b6a69b6873 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -1575,20 +1575,20 @@ static const struct ethtool_ops dsa_slave_ethtool_ops = {
 };
 
 /* legacy way, bypassing the bridge *****************************************/
-int dsa_legacy_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
-		       struct net_device *dev,
-		       const unsigned char *addr, u16 vid,
-		       u16 flags,
-		       struct netlink_ext_ack *extack)
+static int dsa_legacy_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
+			      struct net_device *dev,
+			      const unsigned char *addr, u16 vid,
+			      u16 flags,
+			      struct netlink_ext_ack *extack)
 {
 	struct dsa_port *dp = dsa_slave_to_port(dev);
 
 	return dsa_port_fdb_add(dp, addr, vid);
 }
 
-int dsa_legacy_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
-		       struct net_device *dev,
-		       const unsigned char *addr, u16 vid)
+static int dsa_legacy_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
+			      struct net_device *dev,
+			      const unsigned char *addr, u16 vid)
 {
 	struct dsa_port *dp = dsa_slave_to_port(dev);