diff options
-rw-r--r-- | sys/netinet/ip_icmp.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/netinet/ip_icmp.c b/sys/netinet/ip_icmp.c index 98aeee8..4f664bf 100644 --- a/sys/netinet/ip_icmp.c +++ b/sys/netinet/ip_icmp.c @@ -624,6 +624,7 @@ icmp_reflect(struct mbuf *m) if (IN_MULTICAST(ntohl(ip->ip_src.s_addr)) || IN_EXPERIMENTAL(ntohl(ip->ip_src.s_addr)) || + IN_LOOPBACK(ntohl(ip->ip_src.s_addr)) || IN_ZERONET(ntohl(ip->ip_src.s_addr)) ) { m_freem(m); /* Bad return address */ icmpstat.icps_badaddr++; |