diff --git a/net/openvswitch/vport-internal_dev.c b/net/openvswitch/vport-internal_dev.c
index 83a5534abd312b34d8e0171981645f32691cdf39..7c8b90bf0e540e971d69603987d218f44583bd1d 100644
--- a/net/openvswitch/vport-internal_dev.c
+++ b/net/openvswitch/vport-internal_dev.c
@@ -138,7 +138,7 @@ internal_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats)
 	return stats;
 }
 
-void internal_set_rx_headroom(struct net_device *dev, int new_hr)
+static void internal_set_rx_headroom(struct net_device *dev, int new_hr)
 {
 	dev->needed_headroom = new_hr;
 }