path: root/net/ipv4/ip_vti.c
diff options
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/ipv4/ip_vti.c
parentxfrm: Always zero high-order sequence number bits (diff)
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 'net/ipv4/ip_vti.c')
1 files changed, 3 insertions, 2 deletions
diff --git a/net/ipv4/ip_vti.c b/net/ipv4/ip_vti.c
index 9f7269f3c54a..4c318e1c13c8 100644
--- a/net/ipv4/ip_vti.c
+++ b/net/ipv4/ip_vti.c
@@ -216,8 +216,6 @@ static netdev_tx_t vti_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
memset(&fl, 0, sizeof(fl));
- skb->mark = be32_to_cpu(tunnel->parms.o_key);
switch (skb->protocol) {
case htons(ETH_P_IP):
xfrm_decode_session(skb, &fl, AF_INET);
@@ -233,6 +231,9 @@ static netdev_tx_t vti_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
return NETDEV_TX_OK;
+ /* override mark with tunnel output key */
+ fl.flowi_mark = be32_to_cpu(tunnel->parms.o_key);
return vti_xmit(skb, dev, &fl);