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authorTom Herbert <therbert@google.com>2014-06-14 23:24:36 -0700
committerDavid S. Miller <davem@davemloft.net>2014-06-15 01:00:50 -0700
commitf79b064c15068176e3f6f67715aafd7fe183120c (patch)
treee1b1b85a1b30f00acf147818537b7e7bd7b3b86c /drivers
parente5eb4e30a51236079fb22bb9f75fcd31915b03c6 (diff)
vxlan: Checksum fixes
Call skb_pop_rcv_encapsulation and postpull_rcsum for the Ethernet header to work properly with checksum complete. Signed-off-by: Tom Herbert <therbert@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/vxlan.c11
1 files changed, 2 insertions, 9 deletions
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index e0995ffd046d..ade33ef82823 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -1156,15 +1156,7 @@ static int vxlan_udp_encap_recv(struct sock *sk, struct sk_buff *skb)
if (!vs)
goto drop;
- /* If the NIC driver gave us an encapsulated packet
- * with the encapsulation mark, the device checksummed it
- * for us. Otherwise force the upper layers to verify it.
- */
- if ((skb->ip_summed != CHECKSUM_UNNECESSARY && skb->ip_summed != CHECKSUM_PARTIAL) ||
- !skb->encapsulation)
- skb->ip_summed = CHECKSUM_NONE;
-
- skb->encapsulation = 0;
+ skb_pop_rcv_encapsulation(skb);
vs->rcv(vs, skb, vxh->vx_vni);
return 0;
@@ -1201,6 +1193,7 @@ static void vxlan_rcv(struct vxlan_sock *vs,
skb_reset_mac_header(skb);
skb_scrub_packet(skb, !net_eq(vxlan->net, dev_net(vxlan->dev)));
skb->protocol = eth_type_trans(skb, vxlan->dev);
+ skb_postpull_rcsum(skb, eth_hdr(skb), ETH_HLEN);
/* Ignore packet loops (and multicast echo) */
if (ether_addr_equal(eth_hdr(skb)->h_source, vxlan->dev->dev_addr))