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authoritojun <itojun@openbsd.org>1999-12-15 07:07:59 +0000
committeritojun <itojun@openbsd.org>1999-12-15 07:07:59 +0000
commit0835e443627a22e809fd0e3b0f45b46b1f7a8c8e (patch)
tree016e24b98e995807b15ae5da8b1cefa0d622e653 /sys/netinet6/raw_ipv6.c
parentdon't check INET too much, it will make trouble with lkm compilation. (diff)
downloadwireguard-openbsd-0835e443627a22e809fd0e3b0f45b46b1f7a8c8e.tar.xz
wireguard-openbsd-0835e443627a22e809fd0e3b0f45b46b1f7a8c8e.zip
do not overwrite traffic class portion when filling in IPv6 version field.
Diffstat (limited to 'sys/netinet6/raw_ipv6.c')
-rw-r--r--sys/netinet6/raw_ipv6.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/sys/netinet6/raw_ipv6.c b/sys/netinet6/raw_ipv6.c
index 732f5b698c4..fa3a45ba5bf 100644
--- a/sys/netinet6/raw_ipv6.c
+++ b/sys/netinet6/raw_ipv6.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: raw_ipv6.c,v 1.8 1999/12/14 14:28:23 angelos Exp $ */
+/* $OpenBSD: raw_ipv6.c,v 1.9 1999/12/15 07:08:00 itojun Exp $ */
/*
%%% copyright-nrl-95
This software is Copyright 1995-1998 by Randall Atkinson, Ronald Lee,
@@ -43,7 +43,7 @@ didn't get a copy, you may request one from <license@ipv6.nrl.navy.mil>.
* SUCH DAMAGE.
*
* @(#)raw_ip.c 8.7 (Berkeley) 5/15/95
- * $Id: raw_ipv6.c,v 1.8 1999/12/14 14:28:23 angelos Exp $
+ * $Id: raw_ipv6.c,v 1.9 1999/12/15 07:08:00 itojun Exp $
*/
#include <sys/param.h>
@@ -389,7 +389,8 @@ int rip6_output(struct mbuf *m, ...)
M_PREPEND(m, sizeof(struct ip6_hdr), M_WAIT);
ip6 = mtod(m, struct ip6_hdr *);
ip6->ip6_flow = 0; /* Or possibly user flow label, in host order. */
- ip6->ip6_vfc = IPV6_VERSION;
+ ip6->ip6_vfc &= ~IPV6_VERSION_MASK;
+ ip6->ip6_vfc |= IPV6_VERSION;
ip6->ip6_nxt = inp->inp_ipv6.ip6_nxt;
bcopy(in6a, &ip6->ip6_src, sizeof(*in6a));
ip6->ip6_dst = dst->sin6_addr;