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| author | bms <bms@FreeBSD.org> | 2007-02-03 06:45:51 +0000 |
|---|---|---|
| committer | bms <bms@FreeBSD.org> | 2007-02-03 06:45:51 +0000 |
| commit | b6b883252e5d6c0fcb51fb3e958a992c2c21bb3f (patch) | |
| tree | 927c9279b68ebe0d081dc5a0db43152be8201485 /sys/netinet/in.c | |
| parent | 6443ab2e87fb5541609750151b564c5a8ac78df4 (diff) | |
| download | FreeBSD-src-b6b883252e5d6c0fcb51fb3e958a992c2c21bb3f.zip FreeBSD-src-b6b883252e5d6c0fcb51fb3e958a992c2c21bb3f.tar.gz | |
In regular forwarding path, reject packets destined for 169.254.0.0/16
link-local addresses. See RFC 3927 section 2.7.
Diffstat (limited to 'sys/netinet/in.c')
| -rw-r--r-- | sys/netinet/in.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/netinet/in.c b/sys/netinet/in.c index 4af8f06..1d2fd93 100644 --- a/sys/netinet/in.c +++ b/sys/netinet/in.c @@ -141,7 +141,7 @@ in_canforward(in) register u_long i = ntohl(in.s_addr); register u_long net; - if (IN_EXPERIMENTAL(i) || IN_MULTICAST(i)) + if (IN_EXPERIMENTAL(i) || IN_MULTICAST(i) || IN_LINKLOCAL(i)) return (0); if (IN_CLASSA(i)) { net = i & IN_CLASSA_NET; |
