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>
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index e0995ff..ade33ef 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -1156,15 +1156,7 @@
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 @@
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))