diff --git a/drivers/net/dsa/sja1105/sja1105_main.c b/drivers/net/dsa/sja1105/sja1105_main.c
index 335b608bad11e854d2f6b977a1bcff7f88c19456..8667c9754330a1925f05ff5ba61d90ffc4027c21 100644
--- a/drivers/net/dsa/sja1105/sja1105_main.c
+++ b/drivers/net/dsa/sja1105/sja1105_main.c
@@ -1445,10 +1445,8 @@ int sja1105pqrs_fdb_add(struct dsa_switch *ds, int port,
 	/* Search for an existing entry in the FDB table */
 	l2_lookup.macaddr = ether_addr_to_u64(addr);
 	l2_lookup.vlanid = vid;
-	l2_lookup.iotag = SJA1105_S_TAG;
 	l2_lookup.mask_macaddr = GENMASK_ULL(ETH_ALEN * 8 - 1, 0);
 	l2_lookup.mask_vlanid = VLAN_VID_MASK;
-	l2_lookup.mask_iotag = BIT(0);
 	l2_lookup.destports = BIT(port);
 
 	tmp = l2_lookup;
@@ -1538,10 +1536,8 @@ int sja1105pqrs_fdb_del(struct dsa_switch *ds, int port,
 
 	l2_lookup.macaddr = ether_addr_to_u64(addr);
 	l2_lookup.vlanid = vid;
-	l2_lookup.iotag = SJA1105_S_TAG;
 	l2_lookup.mask_macaddr = GENMASK_ULL(ETH_ALEN * 8 - 1, 0);
 	l2_lookup.mask_vlanid = VLAN_VID_MASK;
-	l2_lookup.mask_iotag = BIT(0);
 	l2_lookup.destports = BIT(port);
 
 	rc = sja1105_dynamic_config_read(priv, BLK_IDX_L2_LOOKUP,