[PATCH 5.0 092/137] net: vrf: Fix operation not supported when set vrf mac

From: Greg Kroah-Hartman
Date: Wed May 15 2019 - 07:31:30 EST


[ Upstream commit 6819e3f6d83a24777813b0d031ebe0861694db5a ]

Vrf device is not able to change mac address now because lack of
ndo_set_mac_address. Complete this in case some apps need to do
this.

Reported-by: Hui Wang <wanghui104@xxxxxxxxxx>
Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/net/vrf.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c
index cd15c32b2e436..9ee4d7402ca23 100644
--- a/drivers/net/vrf.c
+++ b/drivers/net/vrf.c
@@ -875,6 +875,7 @@ static const struct net_device_ops vrf_netdev_ops = {
.ndo_init = vrf_dev_init,
.ndo_uninit = vrf_dev_uninit,
.ndo_start_xmit = vrf_xmit,
+ .ndo_set_mac_address = eth_mac_addr,
.ndo_get_stats64 = vrf_get_stats64,
.ndo_add_slave = vrf_add_slave,
.ndo_del_slave = vrf_del_slave,
@@ -1274,6 +1275,7 @@ static void vrf_setup(struct net_device *dev)
/* default to no qdisc; user can add if desired */
dev->priv_flags |= IFF_NO_QUEUE;
dev->priv_flags |= IFF_NO_RX_HANDLER;
+ dev->priv_flags |= IFF_LIVE_ADDR_CHANGE;

/* VRF devices do not care about MTU, but if the MTU is set
* too low then the ipv4 and ipv6 protocols are disabled
--
2.20.1