lisp: Reset vlan tag on send.

Lisp needs to discards all l2 packet headers but if vlan tx
is hw-acceleraed vlan tag is stored in skb struct. Following
patch resets it.

Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Acked-by: Jesse Gross <jesse@nicira.com>

diff --git a/datapath/vport-lisp.c b/datapath/vport-lisp.c
index c7da276..e4e603f 100644 (file)
--- a/datapath/vport-lisp.c
+++ b/datapath/vport-lisp.c
@@ -437,8 +437,11 @@ static int lisp_send(struct vport *vport, struct sk_buff *skb)
                        goto err_free_rt;
        }
 
+       /* Reset l2 headers. */
        skb_pull(skb, network_offset);
        skb_reset_mac_header(skb);
+       vlan_set_tci(skb, 0);
+
        skb_reset_inner_headers(skb);
 
        __skb_push(skb, LISP_HLEN);