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Diffstat (limited to 'net/ipv6/addrconf.c')
-rw-r--r--net/ipv6/addrconf.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index bb9a2e90948e..3ce9df8f86c8 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -1902,6 +1902,7 @@ errdad:
spin_unlock_bh(&ifp->lock);
addrconf_mod_dad_work(ifp, 0);
+ in6_ifa_put(ifp);
}
/* Join to solicited addr multicast group.
@@ -2957,7 +2958,7 @@ static void init_loopback(struct net_device *dev)
* lo device down, release this obsolete dst and
* reallocate a new router for ifa.
*/
- if (sp_ifa->rt->dst.obsolete > 0) {
+ if (!atomic_read(&sp_ifa->rt->rt6i_ref)) {
ip6_rt_put(sp_ifa->rt);
sp_ifa->rt = NULL;
} else {
@@ -3653,6 +3654,7 @@ static void addrconf_dad_work(struct work_struct *w)
addrconf_dad_begin(ifp);
goto out;
} else if (action == DAD_ABORT) {
+ in6_ifa_hold(ifp);
addrconf_dad_stop(ifp, 1);
goto out;
}