datapath: Further mirror checksum offloading state on old kernels.

[sliver-openvswitch.git] / datapath / vport-internal_dev.c

diff --git a/datapath/vport-internal_dev.c b/datapath/vport-internal_dev.c
index fff4f4e..b7bcbce 100644 (file)
--- a/datapath/vport-internal_dev.c
+++ b/datapath/vport-internal_dev.c
@@ -73,7 +73,11 @@ static int internal_dev_mac_addr(struct net_device *dev, void *p)
 /* Called with rcu_read_lock and bottom-halves disabled. */
 static int internal_dev_xmit(struct sk_buff *skb, struct net_device *netdev)
 {
-       compute_ip_summed(skb, true);
+       if (unlikely(compute_ip_summed(skb, true))) {
+               kfree_skb(skb);
+               return 0;
+       }
+
        vlan_copy_skb_tci(skb);
        OVS_CB(skb)->flow = NULL;
 
@@ -252,6 +256,7 @@ static int internal_dev_recv(struct vport *vport, struct sk_buff *skb)
        skb->dev = netdev;
        skb->pkt_type = PACKET_HOST;
        skb->protocol = eth_type_trans(skb, netdev);
+       forward_ip_summed(skb, false);
 
        if (in_interrupt())
                netif_rx(skb);