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-rw-r--r--net/ipv6/addrconf.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index a9913d23f7c7..9d78c1229497 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -2704,17 +2704,18 @@ static int addrconf_ifdown(struct net_device *dev, int how)
/* Flag it for later restoration when link comes up */
ifa->flags |= IFA_F_TENTATIVE;
in6_ifa_hold(ifa);
+ write_unlock_bh(&idev->lock);
} else {
list_del(&ifa->if_list);
ifa->dead = 1;
- }
- write_unlock_bh(&idev->lock);
+ write_unlock_bh(&idev->lock);
- /* 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);
+ /* 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);
+ }
__ipv6_ifa_notify(RTM_DELADDR, ifa);
atomic_notifier_call_chain(&inet6addr_chain, NETDEV_DOWN, ifa);