diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c
index 0c33eca7c83286e245609f8704822ce71c026512..737b664d004cbb372222f6f63acc5c9f38ad4c95 100644
--- a/drivers/net/ethernet/intel/igb/igb_ethtool.c
+++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c
@@ -2704,8 +2704,8 @@ static int igb_rxnfc_write_etype_filter(struct igb_adapter *adapter,
 	return 0;
 }
 
-int igb_rxnfc_write_vlan_prio_filter(struct igb_adapter *adapter,
-				     struct igb_nfc_filter *input)
+static int igb_rxnfc_write_vlan_prio_filter(struct igb_adapter *adapter,
+					    struct igb_nfc_filter *input)
 {
 	struct e1000_hw *hw = &adapter->hw;
 	u8 vlan_priority;