diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index 00e3f12..3c3bb18 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -51,6 +51,11 @@
 	return (flags >> 3) & 7;
 }
 
+static inline bool rt6_need_strict(const struct in6_addr *daddr)
+{
+	return ipv6_addr_type(daddr) &
+		(IPV6_ADDR_MULTICAST | IPV6_ADDR_LINKLOCAL | IPV6_ADDR_LOOPBACK);
+}
 
 void ip6_route_input(struct sk_buff *skb);