---- a/include/uapi/linux/icmpv6.h
-+++ b/include/uapi/linux/icmpv6.h
-@@ -115,6 +115,7 @@ struct icmp6hdr {
- #define ICMPV6_NOT_NEIGHBOUR 2
- #define ICMPV6_ADDR_UNREACH 3
- #define ICMPV6_PORT_UNREACH 4
-+#define ICMPV6_FAILED_POLICY 5
-
- /*
- * Codes for Time Exceeded