Use dev_hw_addr_random() instead of calling random_ether_addr()
to set addr_assign_type correctly to NET_ADDR_RANDOM.
Reset the state to NET_ADDR_PERM as soon as the MAC get
changed via .ndo_set_mac_address.
Signed-off-by: Danny Kukawka <danny.kukawka@xxxxxxxxx>
---
net/bridge/br_device.c | 6 +++++-
1 files changed, 5 insertions(+), 1 deletions(-)
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index 71773b0..a25ed22 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -172,6 +172,10 @@ static int br_set_mac_address(struct net_device *dev, void *p)
spin_lock_bh(&br->lock);
if (compare_ether_addr(dev->dev_addr, addr->sa_data)) {
memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
+ if (dev->addr_assign_type & NET_ADDR_RANDOM) {
+ /* set back to NET_ADDR_PERM */
+ dev->addr_assign_type ^= NET_ADDR_RANDOM;
+ }
br_fdb_change_mac_address(br, addr->sa_data);
br_stp_change_bridge_id(br, addr->sa_data);
}
@@ -334,7 +338,7 @@ void br_dev_setup(struct net_device *dev)
{
struct net_bridge *br = netdev_priv(dev);
- random_ether_addr(dev->dev_addr);
+ dev_hw_addr_random(dev, dev->dev_addr);
ether_setup(dev);
dev->netdev_ops = &br_netdev_ops;
--
1.7.7.3
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