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net: introduce new priv_flag indicating iface capable of change mac when running

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Introduce IFF_LIVE_ADDR_CHANGE priv_flag and use it to disable
netif_running() check in eth_mac_addr()

Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko
2012-06-29 05:10:05 +00:00
committed by David S. Miller
parent 03292745b0
commit bb35f67195
2 changed files with 3 additions and 1 deletions
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2
net/ethernet/eth.c
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@@ -283,7 +283,7 @@ int eth_mac_addr(struct net_device *dev, void *p)
{
struct sockaddr *addr = p;
if (netif_running(dev))
if (!(dev->priv_flags & IFF_LIVE_ADDR_CHANGE) && netif_running(dev))
return -EBUSY;
if (!is_valid_ether_addr(addr->sa_data))
return -EADDRNOTAVAIL;