diff options
| author | Henning Brauer <henning@cvs.openbsd.org> | 2006-12-01 12:33:29 +0000 |
|---|---|---|
| committer | Henning Brauer <henning@cvs.openbsd.org> | 2006-12-01 12:33:29 +0000 |
| commit | 97df163c6c94c9a0e91b045e63342498ae8169a6 (patch) | |
| tree | f9e9dcec8d9e7aa9f5bd52b5980605211f303c39 /sys/netinet | |
| parent | 6bc933c1a4b580fbb4853953ad9dc27c1bd6f418 (diff) | |
rangecheck ttl on IP_TTL, collected dust in my tree
Diffstat (limited to 'sys/netinet')
| -rw-r--r-- | sys/netinet/ip_output.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/sys/netinet/ip_output.c b/sys/netinet/ip_output.c index adbb3ecd32f..1df80f8c50b 100644 --- a/sys/netinet/ip_output.c +++ b/sys/netinet/ip_output.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ip_output.c,v 1.182 2006/10/11 09:34:51 henning Exp $ */ +/* $OpenBSD: ip_output.c,v 1.183 2006/12/01 12:33:28 henning Exp $ */ /* $NetBSD: ip_output.c,v 1.28 1996/02/13 23:43:07 christos Exp $ */ /* @@ -1061,7 +1061,10 @@ ip_ctloutput(op, so, level, optname, mp) break; case IP_TTL: - inp->inp_ip.ip_ttl = optval; + if (optval > 0 && optval <= MAXTTL) + inp->inp_ip.ip_ttl = optval; + else + error = EINVAL; break; case IP_MINTTL: |