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-rw-r--r--sys/netinet/tcp_input.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/sys/netinet/tcp_input.c b/sys/netinet/tcp_input.c
index 431ebdf1eed..881d4ae1529 100644
--- a/sys/netinet/tcp_input.c
+++ b/sys/netinet/tcp_input.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: tcp_input.c,v 1.196 2006/03/12 18:42:40 markus Exp $ */
+/* $OpenBSD: tcp_input.c,v 1.197 2006/10/11 09:34:51 henning Exp $ */
/* $NetBSD: tcp_input.c,v 1.23 1996/02/13 23:43:44 christos Exp $ */
/*
@@ -637,6 +637,10 @@ findpcb:
}
}
+ /* Check the minimum TTL for socket. */
+ if (inp->inp_ip_minttl && inp->inp_ip_minttl > ip->ip_ttl)
+ goto drop;
+
tp = intotcpcb(inp);
if (tp == 0)
goto dropwithreset_ratelim;