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path: root/drivers/net/ntb_netdev.c
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Diffstat (limited to 'drivers/net/ntb_netdev.c')
-rw-r--r--drivers/net/ntb_netdev.c27
1 files changed, 20 insertions, 7 deletions
diff --git a/drivers/net/ntb_netdev.c b/drivers/net/ntb_netdev.c
index f3cdf64997d6..63aa9d9e34c5 100644
--- a/drivers/net/ntb_netdev.c
+++ b/drivers/net/ntb_netdev.c
@@ -78,11 +78,19 @@ static void ntb_netdev_event_handler(void *data, int status)
netdev_dbg(ndev, "Event %x, Link %x\n", status,
ntb_transport_link_query(dev->qp));
- /* Currently, only link status event is supported */
- if (status)
- netif_carrier_on(ndev);
- else
+ switch (status) {
+ case NTB_LINK_DOWN:
netif_carrier_off(ndev);
+ break;
+ case NTB_LINK_UP:
+ if (!ntb_transport_link_query(dev->qp))
+ return;
+
+ netif_carrier_on(ndev);
+ break;
+ default:
+ netdev_warn(ndev, "Unsupported event type %d\n", status);
+ }
}
static void ntb_netdev_rx_handler(struct ntb_transport_qp *qp, void *qp_data,
@@ -182,8 +190,10 @@ static int ntb_netdev_open(struct net_device *ndev)
rc = ntb_transport_rx_enqueue(dev->qp, skb, skb->data,
ndev->mtu + ETH_HLEN);
- if (rc == -EINVAL)
+ if (rc == -EINVAL) {
+ dev_kfree_skb(skb);
goto err;
+ }
}
netif_carrier_off(ndev);
@@ -367,12 +377,15 @@ static void ntb_netdev_remove(struct pci_dev *pdev)
{
struct net_device *ndev;
struct ntb_netdev *dev;
+ bool found = false;
list_for_each_entry(dev, &dev_list, list) {
- if (dev->pdev == pdev)
+ if (dev->pdev == pdev) {
+ found = true;
break;
+ }
}
- if (dev == NULL)
+ if (!found)
return;
list_del(&dev->list);