diff options
Diffstat (limited to 'sys/netinet/ip_input.c')
-rw-r--r-- | sys/netinet/ip_input.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sys/netinet/ip_input.c b/sys/netinet/ip_input.c index 5cf4ff4..32f2b6d 100644 --- a/sys/netinet/ip_input.c +++ b/sys/netinet/ip_input.c @@ -2052,6 +2052,12 @@ ip_savecontrol(inp, mp, ip, m) if (*mp) mp = &(*mp)->m_next; } + if (inp->inp_flags & INP_RECVTTL) { + *mp = sbcreatecontrol((caddr_t) &ip->ip_ttl, + sizeof(u_char), IP_RECVTTL, IPPROTO_IP); + if (*mp) + mp = &(*mp)->m_next; + } #ifdef notyet /* XXX * Moving these out of udp_input() made them even more broken |