diff options
| author | Def <def@laposte.net> | 2012-09-20 14:56:13 +0200 |
|---|---|---|
| committer | Antonio Quartulli <ordex@autistici.org> | 2012-09-23 23:12:48 +0200 |
| commit | 40a3eb33e307616567f4b81792f405a7f3f0abee (patch) | |
| tree | 2b64e21f3025c1ecb22293d713427dcd675cf9a8 /net | |
| parent | 2b018d57ff18e5405823e5cb59651a5b4d946d7b (diff) | |
| download | linux-stable-40a3eb33e307616567f4b81792f405a7f3f0abee.tar.gz linux-stable-40a3eb33e307616567f4b81792f405a7f3f0abee.tar.bz2 linux-stable-40a3eb33e307616567f4b81792f405a7f3f0abee.zip | |
batman-adv: Fix change mac address of soft iface.
Into function interface_set_mac_addr, the function tt_local_add was
invoked before updating dev->dev_addr. The new MAC address was not
tagged as NoPurge.
Signed-off-by: Def <def@laposte.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/batman-adv/soft-interface.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c index 109ea2aae96c..21c53577c8d6 100644 --- a/net/batman-adv/soft-interface.c +++ b/net/batman-adv/soft-interface.c @@ -100,18 +100,21 @@ static int batadv_interface_set_mac_addr(struct net_device *dev, void *p) { struct batadv_priv *bat_priv = netdev_priv(dev); struct sockaddr *addr = p; + uint8_t old_addr[ETH_ALEN]; if (!is_valid_ether_addr(addr->sa_data)) return -EADDRNOTAVAIL; + memcpy(old_addr, dev->dev_addr, ETH_ALEN); + memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN); + /* only modify transtable if it has been initialized before */ if (atomic_read(&bat_priv->mesh_state) == BATADV_MESH_ACTIVE) { - batadv_tt_local_remove(bat_priv, dev->dev_addr, + batadv_tt_local_remove(bat_priv, old_addr, "mac address changed", false); batadv_tt_local_add(dev, addr->sa_data, BATADV_NULL_IFINDEX); } - memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN); dev->addr_assign_type &= ~NET_ADDR_RANDOM; return 0; } |