[PATCH net-next v2 1/3] macvlan: don't update the uc and vlan list for L2 forwarding offload

[Ding Tianhong <dingtianhong@huawei.com>]

If lowerdev supports L2 forwarding offload, no need to set mac address
to uc list and vlan list, so also don't do that when the macvlan mac address
changes.

Signed-off-by: Ding Tianhong <dingtianhong@huawei.com>
---
 drivers/net/macvlan.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index 453d55a..c3a54a6 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -515,7 +515,7 @@ static int macvlan_sync_address(struct net_device *dev, unsigned char *addr)
 	struct net_device *lowerdev = vlan->lowerdev;
 	int err;
 
-	if (!(dev->flags & IFF_UP)) {
+	if (!(dev->flags & IFF_UP) || vlan->fwd_priv) {
 		/* Just copy in the new address */
 		ether_addr_copy(dev->dev_addr, addr);
 	} else {
-- 
1.8.0