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authorJesse Gross <jesse@nicira.com>2014-11-10 11:45:13 -0800
committerDavid S. Miller <davem@davemloft.net>2014-11-10 15:09:45 -0500
commitcfdf1e1ba5bf55e095cf4bcaa9585c4759f239e8 (patch)
tree6844467a4be67dcc20519696ec9cee87556d779a /drivers
parent10b450cbbcb385d297a3c759b2e10da0c850011a (diff)
downloadlinux-cfdf1e1ba5bf55e095cf4bcaa9585c4759f239e8.tar.gz
udptunnel: Add SKB_GSO_UDP_TUNNEL during gro_complete.
When doing GRO processing for UDP tunnels, we never add
SKB_GSO_UDP_TUNNEL to gso_type - only the type of the inner protocol
is added (such as SKB_GSO_TCPV4). The result is that if the packet is
later resegmented we will do GSO but not treat it as a tunnel. This
results in UDP fragmentation of the outer header instead of (i.e.) TCP
segmentation of the inner header as was originally on the wire.

Signed-off-by: Jesse Gross <jesse@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/vxlan.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index ca309820d39e..cfb892b265e8 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -621,6 +621,8 @@ static int vxlan_gro_complete(struct sk_buff *skb, int nhoff)
 	int vxlan_len  = sizeof(struct vxlanhdr) + sizeof(struct ethhdr);
 	int err = -ENOSYS;
 
+	udp_tunnel_gro_complete(skb, nhoff);
+
 	eh = (struct ethhdr *)(skb->data + nhoff + sizeof(struct vxlanhdr));
 	type = eh->h_proto;