X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=datapath%2Fvport-internal_dev.c;h=5b3b2b3db7014448a2d677c6c73124996347dee7;hb=f97ffebfb8e66d7ce0ed78517dff322aa4825aea;hp=63f3f69ce81b55eccede464225a53d416f5240cd;hpb=8338302d5cecb0a082104a8ff09544c2909d4308;p=openvswitch

diff --git a/datapath/vport-internal_dev.c b/datapath/vport-internal_dev.c
index 63f3f69c..5b3b2b3d 100644
--- a/datapath/vport-internal_dev.c
+++ b/datapath/vport-internal_dev.c
@@ -6,6 +6,7 @@
  * kernel, by Linus Torvalds and others.
  */
 
+#include <linux/hardirq.h>
 #include <linux/if_vlan.h>
 #include <linux/kernel.h>
 #include <linux/netdevice.h>
@@ -73,7 +74,11 @@ 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;
 
@@ -176,6 +181,11 @@ static void do_setup(struct net_device *netdev)
 	netdev->features = NETIF_F_LLTX | NETIF_F_SG | NETIF_F_FRAGLIST |
 				NETIF_F_HIGHDMA | NETIF_F_HW_CSUM | NETIF_F_TSO;
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27)
+	netdev->vlan_features = netdev->features;
+	netdev->features |= NETIF_F_HW_VLAN_TX;
+#endif
+
 	vport_gen_rand_ether_addr(netdev->dev_addr);
 }
 
@@ -247,6 +257,7 @@ 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);