net: phy: smsc: simplify lan95xx_config_aneg_ext

lan95xx_config_aneg_ext() can be simplified by using phy_set_bits().
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Link: https://lore.kernel.org/r/3da785c7-3ef8-b5d3-89a0-340f550be3c2@gmail.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/phy/smsc.c

@@ -178,18 +178,15 @@ static int lan87xx_config_aneg(struct phy_device *phydev)
 
 static int lan95xx_config_aneg_ext(struct phy_device *phydev)
 {
-	int rc;
-
-	if (phydev->phy_id != 0x0007c0f0) /* not (LAN9500A or LAN9505A) */
-		return lan87xx_config_aneg(phydev);
-
+	if (phydev->phy_id == 0x0007c0f0) { /* LAN9500A or LAN9505A */
 		/* Extend Manual AutoMDIX timer */
-	rc = phy_read(phydev, PHY_EDPD_CONFIG);
+		int rc = phy_set_bits(phydev, PHY_EDPD_CONFIG,
+				      PHY_EDPD_CONFIG_EXT_CROSSOVER_);
+
 		if (rc < 0)
 			return rc;
+	}
 
-	rc |= PHY_EDPD_CONFIG_EXT_CROSSOVER_;
-	phy_write(phydev, PHY_EDPD_CONFIG, rc);
 	return lan87xx_config_aneg(phydev);
 }