[PATCH net-next 3/3] r8169: change type of member mac_version in rtl8169_private

[Heiner Kallweit]

Use the appropriate enum type for member mac_version. And don't assign
a fixed value to RTL_GIGA_MAC_NONE, there's no benefit in it.

Signed-off-by: Heiner Kallweit <hkallwe...@gmail.com>
---
 drivers/net/ethernet/realtek/r8169.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/realtek/r8169.c 
b/drivers/net/ethernet/realtek/r8169.c
index e861edca2..1a6b50c3f 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -132,7 +132,7 @@ enum mac_version {
        RTL_GIGA_MAC_VER_49,
        RTL_GIGA_MAC_VER_50,
        RTL_GIGA_MAC_VER_51,
-       RTL_GIGA_MAC_NONE   = 0xff,
+       RTL_GIGA_MAC_NONE
 };
 
 #define JUMBO_1K       ETH_DATA_LEN
@@ -639,7 +639,7 @@ struct rtl8169_private {
        struct phy_device *phydev;
        struct napi_struct napi;
        u32 msg_enable;
-       u16 mac_version;
+       enum mac_version mac_version;
        u32 cur_rx; /* Index into the Rx descriptor buffer of next Rx pkt. */
        u32 cur_tx; /* Index into the Tx descriptor buffer of next Rx pkt. */
        u32 dirty_tx;
@@ -4203,6 +4203,8 @@ static void r8168_pll_power_down(struct rtl8169_private 
*tp)
                rtl_eri_clear_bits(tp, 0x1a8, ERIAR_MASK_1111, 0xfc000000);
                RTL_W8(tp, PMCH, RTL_R8(tp, PMCH) & ~0x80);
                break;
+       default:
+               break;
        }
 }
 
@@ -4230,6 +4232,8 @@ static void r8168_pll_power_up(struct rtl8169_private *tp)
                RTL_W8(tp, PMCH, RTL_R8(tp, PMCH) | 0xc0);
                rtl_eri_set_bits(tp, 0x1a8, ERIAR_MASK_1111, 0xfc000000);
                break;
+       default:
+               break;
        }
 
        phy_resume(tp->phydev);
-- 
2.21.0