ipv6: additional ref count for hash list unnecessary

Since an address in hash list has to already have a ref count,
no additional ref count is needed.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
stephen hemminger 2010-04-12 05:41:33 +00:00 committed by David S. Miller
parent 27bdb2abcc
commit d1f84c63a4

View File

@ -676,7 +676,6 @@ ipv6_add_addr(struct inet6_dev *idev, const struct in6_addr *addr, int pfxlen,
hash = ipv6_addr_hash(addr);
hlist_add_head_rcu(&ifa->addr_lst, &inet6_addr_lst[hash]);
in6_ifa_hold(ifa);
spin_unlock(&addrconf_hash_lock);
write_lock(&idev->lock);
@ -724,7 +723,6 @@ static void ipv6_del_addr(struct inet6_ifaddr *ifp)
spin_lock_bh(&addrconf_hash_lock);
hlist_del_init_rcu(&ifp->addr_lst);
__in6_ifa_put(ifp);
spin_unlock_bh(&addrconf_hash_lock);
write_lock_bh(&idev->lock);
@ -2713,7 +2711,6 @@ static int addrconf_ifdown(struct net_device *dev, int how)
/* clear hash table */
spin_lock_bh(&addrconf_hash_lock);
hlist_del_init_rcu(&ifa->addr_lst);
__in6_ifa_put(ifa);
spin_unlock_bh(&addrconf_hash_lock);
}