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authorPatrick McHardy <kaber@trash.net>2007-07-11 19:42:31 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-07-11 19:45:36 -0700
commit0e06877c6fdbc67b1132be895f995acd1ff30135 (patch)
treeddaba8cddc8a95d23ee18f812c6aba67dd9b1c6f /net/8021q/vlan_netlink.c
parent2d85cba2b272a5201a60966a65a4f8c0bcc0bb71 (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/8021q/vlan_netlink.c')
-rw-r--r--net/8021q/vlan_netlink.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/net/8021q/vlan_netlink.c b/net/8021q/vlan_netlink.c
index 844c7e43d0fa..6cdd1e015e2d 100644
--- a/net/8021q/vlan_netlink.c
+++ b/net/8021q/vlan_netlink.c
@@ -41,6 +41,13 @@ static int vlan_validate(struct nlattr *tb[], struct nlattr *data[])
u16 id;
int err;
+ if (tb[IFLA_ADDRESS]) {
+ if (nla_len(tb[IFLA_ADDRESS]) != ETH_ALEN)
+ return -EINVAL;
+ if (!is_valid_ether_addr(nla_data(tb[IFLA_ADDRESS])))
+ return -EADDRNOTAVAIL;
+ }
+
if (!data)
return -EINVAL;

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