diff options
| author |   dhill <dhill@openbsd.org> | 2011-06-27 16:54:14 +0000 |
|---|---|---|
| committer | dhill <dhill@openbsd.org> | 2011-06-27 16:54:14 +0000 |
| commit | c58f29658ae264b5b13794e5669e2eee0bb38243 (patch) | |
| tree | c5d0590bf642a6ca5ae3491d0297bf7b36aa940c /usr.sbin/tcpdump/print-ip6.c | |
| parent | Backout the dynamic linker speed improvement diff for now, it still (diff) | |
| download | wireguard-openbsd-c58f29658ae264b5b13794e5669e2eee0bb38243.tar.xz wireguard-openbsd-c58f29658ae264b5b13794e5669e2eee0bb38243.zip | |
fix an off by one which resulted in 'no next header' packets not being
displayed.
help from bluhm@
OK claudio@
Diffstat (limited to 'usr.sbin/tcpdump/print-ip6.c')
| -rw-r--r-- | usr.sbin/tcpdump/print-ip6.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/usr.sbin/tcpdump/print-ip6.c b/usr.sbin/tcpdump/print-ip6.c index 7f809c9954c..73fa784a47a 100644 --- a/usr.sbin/tcpdump/print-ip6.c +++ b/usr.sbin/tcpdump/print-ip6.c @@ -1,4 +1,4 @@ -/* $OpenBSD: print-ip6.c,v 1.13 2010/04/06 16:01:57 jsg Exp $ */ +/* $OpenBSD: print-ip6.c,v 1.14 2011/06/27 16:54:14 dhill Exp $ */ /* * Copyright (c) 1988, 1989, 1990, 1991, 1992, 1993, 1994 @@ -111,7 +111,7 @@ ip6_print(register const u_char *bp, register int length) cp = (const u_char *)ip6; nh = ip6->ip6_nxt; - while (cp + hlen < snapend) { + while (cp + hlen <= snapend) { cp += hlen; #ifndef IPPROTO_IPV4 @@ -136,7 +136,7 @@ ip6_print(register const u_char *bp, register int length) break; case IPPROTO_FRAGMENT: hlen = frag6_print(cp, (const u_char *)ip6); - if (snapend <= cp + hlen) + if (snapend < cp + hlen) goto end; nh = *cp; break; |