diff options
| author | Patrick McHardy <kaber@trash.net> | 2007-07-11 19:42:31 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-07-11 19:45:36 -0700 |
| commit | 0e06877c6fdbc67b1132be895f995acd1ff30135 (patch) | |
| tree | ddaba8cddc8a95d23ee18f812c6aba67dd9b1c6f /net/core/rtnetlink.c | |
| parent | 2d85cba2b272a5201a60966a65a4f8c0bcc0bb71 (diff) | |
[RTNETLINK]: rtnl_link: allow specifying initial device address
Drivers need to validate the initial addresses in their netlink attribute
validation function or manually reject them if they can't support this.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/rtnetlink.c')
| -rw-r--r-- | net/core/rtnetlink.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index 7b6b1639674..864cbdf31ed 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -1032,8 +1032,7 @@ replay: if (ifm->ifi_index || ifm->ifi_flags || ifm->ifi_change) return -EOPNOTSUPP; - if (tb[IFLA_ADDRESS] || tb[IFLA_BROADCAST] || tb[IFLA_MAP] || - tb[IFLA_MASTER] || tb[IFLA_PROTINFO]) + if (tb[IFLA_MAP] || tb[IFLA_MASTER] || tb[IFLA_PROTINFO]) return -EOPNOTSUPP; if (!ops) { @@ -1065,6 +1064,12 @@ replay: if (tb[IFLA_MTU]) dev->mtu = nla_get_u32(tb[IFLA_MTU]); + if (tb[IFLA_ADDRESS]) + memcpy(dev->dev_addr, nla_data(tb[IFLA_ADDRESS]), + nla_len(tb[IFLA_ADDRESS])); + if (tb[IFLA_BROADCAST]) + memcpy(dev->broadcast, nla_data(tb[IFLA_BROADCAST]), + nla_len(tb[IFLA_BROADCAST])); if (tb[IFLA_TXQLEN]) dev->tx_queue_len = nla_get_u32(tb[IFLA_TXQLEN]); if (tb[IFLA_WEIGHT]) |