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authorNicolas Dichtel <nicolas.dichtel@6wind.com>2013-09-02 15:34:58 +0200
committerDavid S. Miller <davem@davemloft.net>2013-09-04 00:27:26 -0400
commitea23192e8e577dfc51e0f4fc5ca113af334edff9 (patch)
tree3568561a6128c5395dc0cf1b0f105e313d848d9b /include
parent963a88b31ddbbe99f38502239b1a46601773d217 (diff)
tunnels: harmonize cleanup done on skb on rx path
The goal of this patch is to harmonize cleanup done on a skbuff on rx path. Before this patch, behaviors were different depending of the tunnel type. Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/net/dst.h12
1 files changed, 7 insertions, 5 deletions
diff --git a/include/net/dst.h b/include/net/dst.h
index 1f8fd109e225..3bc4865f8267 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -311,11 +311,13 @@ static inline void skb_dst_force(struct sk_buff *skb)
* __skb_tunnel_rx - prepare skb for rx reinsert
* @skb: buffer
* @dev: tunnel device
+ * @net: netns for packet i/o
*
* After decapsulation, packet is going to re-enter (netif_rx()) our stack,
* so make some cleanups. (no accounting done)
*/
-static inline void __skb_tunnel_rx(struct sk_buff *skb, struct net_device *dev)
+static inline void __skb_tunnel_rx(struct sk_buff *skb, struct net_device *dev,
+ struct net *net)
{
skb->dev = dev;
@@ -327,8 +329,7 @@ static inline void __skb_tunnel_rx(struct sk_buff *skb, struct net_device *dev)
if (!skb->l4_rxhash)
skb->rxhash = 0;
skb_set_queue_mapping(skb, 0);
- skb_dst_drop(skb);
- nf_reset(skb);
+ skb_scrub_packet(skb, !net_eq(net, dev_net(dev)));
}
/**
@@ -340,12 +341,13 @@ static inline void __skb_tunnel_rx(struct sk_buff *skb, struct net_device *dev)
* so make some cleanups, and perform accounting.
* Note: this accounting is not SMP safe.
*/
-static inline void skb_tunnel_rx(struct sk_buff *skb, struct net_device *dev)
+static inline void skb_tunnel_rx(struct sk_buff *skb, struct net_device *dev,
+ struct net *net)
{
/* TODO : stats should be SMP safe */
dev->stats.rx_packets++;
dev->stats.rx_bytes += skb->len;
- __skb_tunnel_rx(skb, dev);
+ __skb_tunnel_rx(skb, dev, net);
}
/* Children define the path of the packet through the