USB: usbnet reports minidriver name through ethtool

Update "usbnet" so that ethtool reports the name of the minidriver in use
(e.g. asix, cdc_ether, dm9601, rndis_host) instead of "usbnet".  This is a
better match to how other network drivers work, resolving a minor open issue.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

2 files changed, 6 insertions, 3 deletions

diff --git a/drivers/usb/net/usbnet.c b/drivers/usb/net/usbnet.c
index 0c5465a7909b..f9cd42d058b0 100644
--- a/drivers/usb/net/usbnet.c
+++ b/drivers/usb/net/usbnet.c
@@ -734,8 +734,7 @@ void usbnet_get_drvinfo (struct net_device *net, struct ethtool_drvinfo *info)
 {
         struct usbnet *dev = netdev_priv(net);
 
-        /* REVISIT don't always return "usbnet" */
-        strncpy (info->driver, driver_name, sizeof info->driver);
+        strncpy (info->driver, dev->driver_name, sizeof info->driver);
         strncpy (info->version, DRIVER_VERSION, sizeof info->version);
         strncpy (info->fw_version, dev->driver_info->description,
                 sizeof info->fw_version);
@@ -1115,10 +1114,12 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
         struct driver_info              *info;
         struct usb_device               *xdev;
         int                             status;
+        const char                      *name;
 
+        name = udev->dev.driver->name;
         info = (struct driver_info *) prod->driver_info;
         if (!info) {
-                dev_dbg (&udev->dev, "blacklisted by %s\n", driver_name);
+                dev_dbg (&udev->dev, "blacklisted by %s\n", name);
                 return -ENODEV;
         }
         xdev = interface_to_usbdev (udev);
@@ -1138,6 +1139,7 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
         dev = netdev_priv(net);
         dev->udev = xdev;
         dev->driver_info = info;
+        dev->driver_name = name;
         dev->msg_enable = netif_msg_init (msg_level, NETIF_MSG_DRV
                                 | NETIF_MSG_PROBE | NETIF_MSG_LINK);
         skb_queue_head_init (&dev->rxq);
diff --git a/drivers/usb/net/usbnet.h b/drivers/usb/net/usbnet.h
index 07c70abbe0ec..cbb53e065d6c 100644
--- a/drivers/usb/net/usbnet.h
+++ b/drivers/usb/net/usbnet.h
@@ -29,6 +29,7 @@ struct usbnet {
         /* housekeeping */
         struct usb_device       *udev;
         struct driver_info      *driver_info;
+        const char              *driver_name;
         wait_queue_head_t       *wait;
         struct mutex            phy_mutex;