diff options
| -rw-r--r-- | sys/netinet6/ip6_input.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/netinet6/ip6_input.c b/sys/netinet6/ip6_input.c index 2d7420f..cc6f842 100644 --- a/sys/netinet6/ip6_input.c +++ b/sys/netinet6/ip6_input.c @@ -1479,7 +1479,8 @@ ip6_nexthdr(m, off, proto, nxtp) if (m->m_pkthdr.len < off + sizeof(fh)) return -1; m_copydata(m, off, sizeof(fh), (caddr_t)&fh); - if ((ntohs(fh.ip6f_offlg) & IP6F_OFF_MASK) != 0) + /* IP6F_OFF_MASK = 0xfff8(BigEndian), 0xf8ff(LittleEndian) */ + if (fh.ip6f_offlg & IP6F_OFF_MASK) return -1; if (nxtp) *nxtp = fh.ip6f_nxt; |
