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Diffstat (limited to 'net/ipv6/addrconf.c')
-rw-r--r--net/ipv6/addrconf.c24
1 files changed, 8 insertions, 16 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index e048ec62d109..b41ce0f0d514 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -2740,10 +2740,6 @@ static int addrconf_ifdown(struct net_device *dev, int how)
/* Flag it for later restoration when link comes up */
ifa->flags |= IFA_F_TENTATIVE;
ifa->state = INET6_IFADDR_STATE_DAD;
-
- write_unlock_bh(&idev->lock);
-
- in6_ifa_hold(ifa);
} else {
list_del(&ifa->if_list);
@@ -2758,19 +2754,15 @@ static int addrconf_ifdown(struct net_device *dev, int how)
ifa->state = INET6_IFADDR_STATE_DEAD;
spin_unlock_bh(&ifa->state_lock);
- if (state == INET6_IFADDR_STATE_DEAD)
- goto put_ifa;
+ if (state == INET6_IFADDR_STATE_DEAD) {
+ in6_ifa_put(ifa);
+ } else {
+ __ipv6_ifa_notify(RTM_DELADDR, ifa);
+ atomic_notifier_call_chain(&inet6addr_chain,
+ NETDEV_DOWN, ifa);
+ }
+ write_lock_bh(&idev->lock);
}
-
- __ipv6_ifa_notify(RTM_DELADDR, ifa);
- if (ifa->state == INET6_IFADDR_STATE_DEAD)
- atomic_notifier_call_chain(&inet6addr_chain,
- NETDEV_DOWN, ifa);
-
-put_ifa:
- in6_ifa_put(ifa);
-
- write_lock_bh(&idev->lock);
}
list_splice(&keep_list, &idev->addr_list);