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gso: Handle Trans-Ether-Bridging protocol in skb_network_protocol()

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Rather than having logic to calculate inner protocol in every
tunnel gso handler move it to gso code. This simplifies code.

Cc: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Cong Wang <amwang@redhat.com>
Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pravin B Shelar
2013-05-07 20:41:07 +00:00
committed by David S. Miller
parent 54309fa60b
commit 19acc32725
3 changed files with 13 additions and 10 deletions
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4
net/ipv4/udp.c
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@@ -2311,7 +2311,6 @@ static struct sk_buff *skb_udp_tunnel_segment(struct sk_buff *skb,
struct sk_buff *segs = ERR_PTR(-EINVAL);
int mac_len = skb->mac_len;
int tnl_hlen = skb_inner_mac_header(skb) - skb_transport_header(skb);
struct ethhdr *inner_eth = (struct ethhdr *)skb_inner_mac_header(skb);
__be16 protocol = skb->protocol;
netdev_features_t enc_features;
int outer_hlen;
@@ -2324,8 +2323,7 @@ static struct sk_buff *skb_udp_tunnel_segment(struct sk_buff *skb,
skb_reset_mac_header(skb);
skb_set_network_header(skb, skb_inner_network_offset(skb));
skb->mac_len = skb_inner_network_offset(skb);
inner_eth = (struct ethhdr *)skb_mac_header(skb);
skb->protocol = inner_eth->h_proto;
skb->protocol = htons(ETH_P_TEB);
/* segment inner packet. */
enc_features = skb->dev->hw_enc_features & netif_skb_features(skb);