diff options
| author | Andre Oppermann <andre@FreeBSD.org> | 2005-08-22 16:13:08 +0000 |
|---|---|---|
| committer | Andre Oppermann <andre@FreeBSD.org> | 2005-08-22 16:13:08 +0000 |
| commit | 936cd18dade566c7ca5fd50cb4658f71f87ffcc1 (patch) | |
| tree | e4fae08b9c2716f53ec0fdfe0bc72046c99f26b9 /sys/netinet/udp_usrreq.c | |
| parent | 6b773dff30ea223c1ece875d88921ddc8876806e (diff) | |
Notes
Diffstat (limited to 'sys/netinet/udp_usrreq.c')
| -rw-r--r-- | sys/netinet/udp_usrreq.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sys/netinet/udp_usrreq.c b/sys/netinet/udp_usrreq.c index 0ffb00445ce80..6de2d7b774747 100644 --- a/sys/netinet/udp_usrreq.c +++ b/sys/netinet/udp_usrreq.c @@ -384,6 +384,9 @@ udp_input(m, off) return; } INP_LOCK(inp); + /* Check the minimum TTL for socket. */ + if (inp->inp_ip_minttl && inp->inp_ip_minttl > ip->ip_ttl) + goto badheadlocked; udp_append(inp, ip, m, iphlen + sizeof(struct udphdr), &udp_in); INP_UNLOCK(inp); INP_INFO_RUNLOCK(&udbinfo); |