diff options
| -rw-r--r-- | sys/netinet6/icmp6.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/netinet6/icmp6.c b/sys/netinet6/icmp6.c index 9ab07411820c..d2cb1b761973 100644 --- a/sys/netinet6/icmp6.c +++ b/sys/netinet6/icmp6.c @@ -588,7 +588,8 @@ icmp6_input(mp, offp, proto) n->m_next = n0; } else { nip6 = mtod(n, struct ip6_hdr *); - nicmp6 = (struct icmp6_hdr *)((caddr_t)nip6 + off); + IP6_EXTHDR_GET(nicmp6, struct icmp6_hdr *, n, off, + sizeof(*nicmp6)); noff = off; } nicmp6->icmp6_type = ICMP6_ECHO_REPLY; |