diff --git a/drivers/net/ethernet/ibm/emac/core.c b/drivers/net/ethernet/ibm/emac/core.c
index 459f893a0a56..4cf8af9052bf 100644
--- a/drivers/net/ethernet/ibm/emac/core.c
+++ b/drivers/net/ethernet/ibm/emac/core.c
@@ -2580,6 +2580,7 @@ static const struct mii_phy_ops emac_dt_mdio_phy_ops = {
static int emac_dt_mdio_probe(struct emac_instance *dev)
{
+ struct mii_bus *bus;
struct device_node *mii_np;
int res;