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[IPV6]: Ignore ipv6 events on non-IPV6 capable devices.

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Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Urs Thuermann <urs@isnogud.escape.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Oliver Hartkopp 2007-05-23 14:35:31 -07:00 committed by David S. Miller
parent 36247f5421
commit bbb711e633
1 changed files with 21 additions and 10 deletions
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31
net/ipv6/addrconf.c
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@ -2154,15 +2154,6 @@ static void addrconf_dev_config(struct net_device *dev)
ASSERT_RTNL();
if ((dev->type != ARPHRD_ETHER) &&
(dev->type != ARPHRD_FDDI) &&
(dev->type != ARPHRD_IEEE802_TR) &&
(dev->type != ARPHRD_ARCNET) &&
(dev->type != ARPHRD_INFINIBAND)) {
/* Alas, we support only Ethernet autoconfiguration. */
return;
}
idev = addrconf_add_dev(dev);
if (idev == NULL)
return;
@ -2250,13 +2241,33 @@ static void addrconf_ip6_tnl_config(struct net_device *dev)
ip6_tnl_add_linklocal(idev);
}
static int ipv6_hwtype(struct net_device *dev)
{
if ((dev->type == ARPHRD_ETHER) ||
(dev->type == ARPHRD_LOOPBACK) ||
(dev->type == ARPHRD_SIT) ||
(dev->type == ARPHRD_TUNNEL6) ||
(dev->type == ARPHRD_FDDI) ||
(dev->type == ARPHRD_IEEE802_TR) ||
(dev->type == ARPHRD_ARCNET) ||
(dev->type == ARPHRD_INFINIBAND))
return 1;
return 0;
}
static int addrconf_notify(struct notifier_block *this, unsigned long event,
void * data)
{
struct net_device *dev = (struct net_device *) data;
struct inet6_dev *idev = __in6_dev_get(dev);
struct inet6_dev *idev;
int run_pending = 0;
if (!ipv6_hwtype(dev))
return NOTIFY_OK;
idev = __in6_dev_get(dev);
switch(event) {
case NETDEV_REGISTER:
if (!idev) {