diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c
index b7a0c57dfbfb43ff17095fbb96d31ddf67968121..d23be45a64e5d5a574fc508f32531c0054330736 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c
@@ -218,6 +218,7 @@ static int visconti_eth_dwmac_probe(struct platform_device *pdev)
 		goto remove_config;
 	}
 
+	spin_lock_init(&dwmac->lock);
 	dwmac->reg = stmmac_res.addr;
 	plat_dat->bsp_priv = dwmac;
 	plat_dat->fix_mac_speed = visconti_eth_fix_mac_speed;