diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index 3e36d15..d1444b9 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -158,7 +158,7 @@
 		rt = rt6_lookup(net, addr, NULL, 0, 0);
 		if (rt) {
 			dev = rt->rt6i_dev;
-			dst_release(&rt->u.dst);
+			dst_release(&rt->dst);
 		}
 	} else
 		dev = dev_get_by_index_rcu(net, ifindex);
@@ -248,7 +248,7 @@
 		if (rt) {
 			dev = rt->rt6i_dev;
 			dev_hold(dev);
-			dst_release(&rt->u.dst);
+			dst_release(&rt->dst);
 		}
 	} else
 		dev = dev_get_by_index_rcu(net, ifindex);