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