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path: root/drivers/net/hyperv/netvsc_drv.c
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Diffstat (limited to 'drivers/net/hyperv/netvsc_drv.c')
-rw-r--r--drivers/net/hyperv/netvsc_drv.c20
1 files changed, 9 insertions, 11 deletions
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 610860f28968..dd294783b5c5 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -159,7 +159,8 @@ static int netvsc_start_xmit(struct sk_buff *skb, struct net_device *net)
/* Allocate a netvsc packet based on # of frags. */
packet = kzalloc(sizeof(struct hv_netvsc_packet) +
(num_pages * sizeof(struct hv_page_buffer)) +
- sizeof(struct rndis_filter_packet), GFP_ATOMIC);
+ sizeof(struct rndis_filter_packet) +
+ NDIS_VLAN_PPI_SIZE, GFP_ATOMIC);
if (!packet) {
/* out of memory, drop packet */
netdev_err(net, "unable to allocate hv_netvsc_packet\n");
@@ -169,6 +170,8 @@ static int netvsc_start_xmit(struct sk_buff *skb, struct net_device *net)
return NETDEV_TX_OK;
}
+ packet->vlan_tci = skb->vlan_tci;
+
packet->extension = (void *)(unsigned long)packet +
sizeof(struct hv_netvsc_packet) +
(num_pages * sizeof(struct hv_page_buffer));
@@ -220,13 +223,10 @@ static int netvsc_start_xmit(struct sk_buff *skb, struct net_device *net)
net->stats.tx_bytes += skb->len;
net->stats.tx_packets++;
} else {
- /* we are shutting down or bus overloaded, just drop packet */
- net->stats.tx_dropped++;
kfree(packet);
- dev_kfree_skb_any(skb);
}
- return NETDEV_TX_OK;
+ return ret ? NETDEV_TX_BUSY : NETDEV_TX_OK;
}
/*
@@ -267,13 +267,10 @@ void netvsc_linkstatus_callback(struct hv_device *device_obj,
int netvsc_recv_callback(struct hv_device *device_obj,
struct hv_netvsc_packet *packet)
{
- struct net_device *net = dev_get_drvdata(&device_obj->device);
+ struct net_device *net;
struct sk_buff *skb;
- struct netvsc_device *net_device;
-
- net_device = hv_get_drvdata(device_obj);
- net = net_device->ndev;
+ net = ((struct netvsc_device *)hv_get_drvdata(device_obj))->ndev;
if (!net) {
netdev_err(net, "got receive callback but net device"
" not initialized yet\n");
@@ -296,6 +293,7 @@ int netvsc_recv_callback(struct hv_device *device_obj,
skb->protocol = eth_type_trans(skb, net);
skb->ip_summed = CHECKSUM_NONE;
+ skb->vlan_tci = packet->vlan_tci;
net->stats.rx_packets++;
net->stats.rx_bytes += packet->total_data_buflen;
@@ -410,7 +408,7 @@ static int netvsc_probe(struct hv_device *dev,
/* TODO: Add GSO and Checksum offload */
net->hw_features = NETIF_F_SG;
- net->features = NETIF_F_SG;
+ net->features = NETIF_F_SG | NETIF_F_HW_VLAN_TX;
SET_ETHTOOL_OPS(net, &ethtool_ops);
SET_NETDEV_DEV(net, &dev->device);