diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index f795b0c..f434558 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -391,7 +391,7 @@
 
 	if (p->phy != NULL) {
 		phy_attach(slave_dev, dev_name(&p->phy->dev),
-			   0, PHY_INTERFACE_MODE_GMII);
+			   PHY_INTERFACE_MODE_GMII);
 
 		p->phy->autoneg = AUTONEG_ENABLE;
 		p->phy->speed = 0;