net: stmmac: dwmac-sun8i: Minor probe function cleanup

Adjust the spacing and use an explicit "return 0" in the success path
to make the function easier to parse.
Reviewed-by: NChen-Yu Tsai <wens@csie.org>
Signed-off-by: NSamuel Holland <samuel@sholland.org>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c

@@ -1229,6 +1229,7 @@ static int sun8i_dwmac_probe(struct platform_device *pdev)
 
 	ndev = dev_get_drvdata(&pdev->dev);
 	priv = netdev_priv(ndev);
+
 	/* The mux must be registered after parent MDIO
 	 * so after stmmac_dvr_probe()
 	 */
@@ -1247,7 +1248,8 @@ static int sun8i_dwmac_probe(struct platform_device *pdev)
 			goto dwmac_remove;
 	}
 
-	return ret;
+	return 0;
+
 dwmac_mux:
 	reset_control_put(gmac->rst_ephy);
 	clk_put(gmac->ephy_clk);