net: phy: replace if-else statements with switch

Switch statement is clearer than a group of 'if-else'.

Signed-off-by: Weihang Li <liweihang@huawei.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c
index 23751d9..3de93c9 100644 (file)
--- a/drivers/net/phy/marvell.c
+++ b/drivers/net/phy/marvell.c
@@ -809,14 +809,19 @@ static int m88e1111_config_init_rgmii_delays(struct phy_device *phydev)
 {
        int delay;
 
-       if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
+       switch (phydev->interface) {
+       case PHY_INTERFACE_MODE_RGMII_ID:
                delay = MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY;
-       } else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {
+               break;
+       case PHY_INTERFACE_MODE_RGMII_RXID:
                delay = MII_M1111_RGMII_RX_DELAY;
-       } else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {
+               break;
+       case PHY_INTERFACE_MODE_RGMII_TXID:
                delay = MII_M1111_RGMII_TX_DELAY;
-       } else {
+               break;
+       default:
                delay = 0;
+               break;
        }
 
        return phy_modify(phydev, MII_M1111_PHY_EXT_CR,