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* [net-next] vxlan: Fix bug introduced by commit acbf74a76300
@ 2014-09-23  8:44 Andy Zhou
  2014-09-23 19:33 ` David Miller
  0 siblings, 1 reply; 2+ messages in thread
From: Andy Zhou @ 2014-09-23  8:44 UTC (permalink / raw)
  To: davem; +Cc: netdev, Andy Zhou, Eric Dumazet

Commit acbf74a76300 ("vxlan: Refactor vxlan driver to make use of the common UDP tunnel functions." introduced a bug in vxlan_xmit_one()
function, causing it to transmit Vxlan packets without proper
Vxlan header inserted. The change was not needed in the first
place. Revert it.

Reported-by: Tom Herbert <therbert@google.com>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Andy Zhou <azhou@nicira.com>
---
 drivers/net/vxlan.c |   10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 39c8653..34e102e 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -1778,11 +1778,11 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev,
 		tos = ip_tunnel_ecn_encap(tos, old_iph, skb);
 		ttl = ttl ? : ip4_dst_hoplimit(&rt->dst);
 
-		err = udp_tunnel_xmit_skb(vxlan->vn_sock->sock, rt, skb,
-					  fl4.saddr, dst->sin.sin_addr.s_addr,
-					  tos, ttl, df, src_port, dst_port,
-					  !net_eq(vxlan->net,
-						  dev_net(vxlan->dev)));
+		err = vxlan_xmit_skb(vxlan->vn_sock, rt, skb,
+				     fl4.saddr, dst->sin.sin_addr.s_addr,
+				     tos, ttl, df, src_port, dst_port,
+				     htonl(vni << 8),
+				     !net_eq(vxlan->net, dev_net(vxlan->dev)));
 
 		if (err < 0)
 			goto rt_tx_error;
-- 
1.7.9.5

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [net-next] vxlan: Fix bug introduced by commit acbf74a76300
  2014-09-23  8:44 [net-next] vxlan: Fix bug introduced by commit acbf74a76300 Andy Zhou
@ 2014-09-23 19:33 ` David Miller
  0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2014-09-23 19:33 UTC (permalink / raw)
  To: azhou; +Cc: netdev, eric.dumazet

From: Andy Zhou <azhou@nicira.com>
Date: Tue, 23 Sep 2014 01:44:51 -0700

> Commit acbf74a76300 ("vxlan: Refactor vxlan driver to make use of the common UDP tunnel functions." introduced a bug in vxlan_xmit_one()
> function, causing it to transmit Vxlan packets without proper
> Vxlan header inserted. The change was not needed in the first
> place. Revert it.
> 
> Reported-by: Tom Herbert <therbert@google.com>
> Cc: Eric Dumazet <eric.dumazet@gmail.com>
> Signed-off-by: Andy Zhou <azhou@nicira.com>

Applied, thanks Andy.

^ permalink raw reply	[flat|nested] 2+ messages in thread

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