diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index ef6fc16ae5d9..e048ec62d109 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -1427,8 +1427,10 @@ void addrconf_dad_failure(struct inet6_ifaddr *ifp)
 {
 	struct inet6_dev *idev = ifp->idev;
 
-	if (addrconf_dad_end(ifp))
+	if (addrconf_dad_end(ifp)) {
+		in6_ifa_put(ifp);
 		return;
+	}
 
 	if (net_ratelimit())
 		printk(KERN_INFO "%s: IPv6 duplicate address %pI6c detected!\n",