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path: root/drivers/net/vxlan.c
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Diffstat (limited to 'drivers/net/vxlan.c')
-rw-r--r--drivers/net/vxlan.c18
1 files changed, 5 insertions, 13 deletions
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 1610d51dbb5c..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)
1156 if (!vs) 1156 if (!vs)
1157 goto drop; 1157 goto drop;
1158 1158
1159 /* If the NIC driver gave us an encapsulated packet 1159 skb_pop_rcv_encapsulation(skb);
1160 * with the encapsulation mark, the device checksummed it
1161 * for us. Otherwise force the upper layers to verify it.
1162 */
1163 if ((skb->ip_summed != CHECKSUM_UNNECESSARY && skb->ip_summed != CHECKSUM_PARTIAL) ||
1164 !skb->encapsulation)
1165 skb->ip_summed = CHECKSUM_NONE;
1166
1167 skb->encapsulation = 0;
1168 1160
1169 vs->rcv(vs, skb, vxh->vx_vni); 1161 vs->rcv(vs, skb, vxh->vx_vni);
1170 return 0; 1162 return 0;
@@ -1201,6 +1193,7 @@ static void vxlan_rcv(struct vxlan_sock *vs,
1201 skb_reset_mac_header(skb); 1193 skb_reset_mac_header(skb);
1202 skb_scrub_packet(skb, !net_eq(vxlan->net, dev_net(vxlan->dev))); 1194 skb_scrub_packet(skb, !net_eq(vxlan->net, dev_net(vxlan->dev)));
1203 skb->protocol = eth_type_trans(skb, vxlan->dev); 1195 skb->protocol = eth_type_trans(skb, vxlan->dev);
1196 skb_postpull_rcsum(skb, eth_hdr(skb), ETH_HLEN);
1204 1197
1205 /* Ignore packet loops (and multicast echo) */ 1198 /* Ignore packet loops (and multicast echo) */
1206 if (ether_addr_equal(eth_hdr(skb)->h_source, vxlan->dev->dev_addr)) 1199 if (ether_addr_equal(eth_hdr(skb)->h_source, vxlan->dev->dev_addr))
@@ -2247,9 +2240,9 @@ static void vxlan_setup(struct net_device *dev)
2247 eth_hw_addr_random(dev); 2240 eth_hw_addr_random(dev);
2248 ether_setup(dev); 2241 ether_setup(dev);
2249 if (vxlan->default_dst.remote_ip.sa.sa_family == AF_INET6) 2242 if (vxlan->default_dst.remote_ip.sa.sa_family == AF_INET6)
2250 dev->hard_header_len = ETH_HLEN + VXLAN6_HEADROOM; 2243 dev->needed_headroom = ETH_HLEN + VXLAN6_HEADROOM;
2251 else 2244 else
2252 dev->hard_header_len = ETH_HLEN + VXLAN_HEADROOM; 2245 dev->needed_headroom = ETH_HLEN + VXLAN_HEADROOM;
2253 2246
2254 dev->netdev_ops = &vxlan_netdev_ops; 2247 dev->netdev_ops = &vxlan_netdev_ops;
2255 dev->destructor = free_netdev; 2248 dev->destructor = free_netdev;
@@ -2646,8 +2639,7 @@ static int vxlan_newlink(struct net *net, struct net_device *dev,
2646 if (!tb[IFLA_MTU]) 2639 if (!tb[IFLA_MTU])
2647 dev->mtu = lowerdev->mtu - (use_ipv6 ? VXLAN6_HEADROOM : VXLAN_HEADROOM); 2640 dev->mtu = lowerdev->mtu - (use_ipv6 ? VXLAN6_HEADROOM : VXLAN_HEADROOM);
2648 2641
2649 /* update header length based on lower device */ 2642 dev->needed_headroom = lowerdev->hard_header_len +
2650 dev->hard_header_len = lowerdev->hard_header_len +
2651 (use_ipv6 ? VXLAN6_HEADROOM : VXLAN_HEADROOM); 2643 (use_ipv6 ? VXLAN6_HEADROOM : VXLAN_HEADROOM);
2652 } else if (use_ipv6) 2644 } else if (use_ipv6)
2653 vxlan->flags |= VXLAN_F_IPV6; 2645 vxlan->flags |= VXLAN_F_IPV6;