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-rw-r--r--net/ipv6/addrconf.c33
1 files changed, 11 insertions, 22 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 5a5f8bd4597a..f96ed76d8fa4 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -2154,6 +2154,15 @@ 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;
@@ -2241,36 +2250,16 @@ 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;
+ struct inet6_dev *idev = __in6_dev_get(dev);
int run_pending = 0;
- if (!ipv6_hwtype(dev))
- return NOTIFY_OK;
-
- idev = __in6_dev_get(dev);
-
switch(event) {
case NETDEV_REGISTER:
- if (!idev) {
+ if (!idev && dev->mtu >= IPV6_MIN_MTU) {
idev = ipv6_add_dev(dev);
if (!idev)
printk(KERN_WARNING "IPv6: add_dev failed for %s\n",