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authorAlexander Duyck <alexander.h.duyck@redhat.com>2015-05-27 07:16:43 -0700
committerSteffen Klassert <steffen.klassert@secunet.com>2015-05-28 06:23:31 +0200
commitcd5279c194f89c9b97c294af4aaf4ea8c5e3c704 (patch)
treef591028fd9acc2914fd7470f2f4ba7e5f0f6377c /net/ipv6/ip6_vti.c
parentxfrm: Always zero high-order sequence number bits (diff)
downloadlinux-dev-cd5279c194f89c9b97c294af4aaf4ea8c5e3c704.tar.xz
linux-dev-cd5279c194f89c9b97c294af4aaf4ea8c5e3c704.zip
ip_vti/ip6_vti: Do not touch skb->mark on xmit
Instead of modifying skb->mark we can simply modify the flowi_mark that is generated as a result of the xfrm_decode_session. By doing this we don't need to actually touch the skb->mark and it can be preserved as it passes out through the tunnel. Signed-off-by: Alexander Duyck <alexander.h.duyck@redhat.com> Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Diffstat (limited to '')
-rw-r--r--net/ipv6/ip6_vti.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c
index ed9d681207fa..104de4da3ff3 100644
--- a/net/ipv6/ip6_vti.c
+++ b/net/ipv6/ip6_vti.c
@@ -495,7 +495,6 @@ vti6_tnl_xmit(struct sk_buff *skb, struct net_device *dev)
int ret;
memset(&fl, 0, sizeof(fl));
- skb->mark = be32_to_cpu(t->parms.o_key);
switch (skb->protocol) {
case htons(ETH_P_IPV6):
@@ -516,6 +515,9 @@ vti6_tnl_xmit(struct sk_buff *skb, struct net_device *dev)
goto tx_err;
}
+ /* override mark with tunnel output key */
+ fl.flowi_mark = be32_to_cpu(t->parms.o_key);
+
ret = vti6_xmit(skb, dev, &fl);
if (ret < 0)
goto tx_err;