[PATCH 2/3] vxlan: capture inner headers during encapsulation
From: Joseph Gasparakis <hidden>
Date: 2012-11-09 02:10:35
Also in:
lkml
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Populating the inner header pointers of skb for vxlan Signed-off-by: Joseph Gasparakis <redacted> Signed-off-by: Peter P Waskiewicz Jr <redacted> --- drivers/net/vxlan.c | 12 ++++++++++++ 1 file changed, 12 insertions(+)
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 030559d..14e6c8f 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c@@ -694,11 +694,23 @@ static netdev_tx_t vxlan_xmit(struct sk_buff *skb, struct net_device *dev) __be16 df = 0; __u8 tos, ttl; int err; + unsigned int offset; dst = vxlan_find_dst(vxlan, skb); if (!dst) goto drop; + offset = skb->data - skb->head; + + skb_reset_inner_mac_header(skb); + + if (skb->network_header) + skb_set_inner_network_header(skb, skb->network_header - offset); + + if (skb->transport_header) + skb_set_inner_transport_header(skb, skb->transport_header - + offset); + /* Need space for new headers (invalidates iph ptr) */ if (skb_cow_head(skb, VXLAN_HEADROOM)) goto drop;
--
1.7.11.7