4.17-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Heiner Kallweit <[email protected]>

[ Upstream commit 2d0ec5440bef4a0a8858d52d45c31725540c3e74 ]

Network core refuses to change mac address because flag
IFF_LIVE_ADDR_CHANGE isn't set. Set this missing flag.

Fixes: 1f7aa2bc268e ("r8169: simplify rtl_set_mac_address")
Reported-by: Corinna Vinschen <[email protected]>
Signed-off-by: Heiner Kallweit <[email protected]>
Tested-by: Corinna Vinschen <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Signed-off-by: Sasha Levin <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
 drivers/net/ethernet/realtek/r8169.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -8345,6 +8345,7 @@ static int rtl_init_one(struct pci_dev *
                NETIF_F_HW_VLAN_CTAG_RX;
        dev->vlan_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO |
                NETIF_F_HIGHDMA;
+       dev->priv_flags |= IFF_LIVE_ADDR_CHANGE;
 
        tp->cp_cmd |= RxChkSum | RxVlan;
 


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