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openvswitch: Fix GSO with multiple MPLS label. 

MPLS GSO needs to know inner most protocol to process GSO packets.

Fixes: 25cd9ba0ab ("openvswitch: Add basic MPLS support to
kernel").

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 2014-12-23 16:20:28 -08:00 committed by David S. Miller
parent ec449f40bb
commit cbe7e76d94
1 changed files with 2 additions and 1 deletions
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3
net/openvswitch/actions.c
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@ -147,7 +147,8 @@ static int push_mpls(struct sk_buff *skb, struct sw_flow_key *key,
hdr = eth_hdr(skb);
hdr->h_proto = mpls->mpls_ethertype;
skb_set_inner_protocol(skb, skb->protocol);
if (!skb->inner_protocol)
skb_set_inner_protocol(skb, skb->protocol);
skb->protocol = mpls->mpls_ethertype;
invalidate_flow_key(key);