smsc95xx: fix resume when usb device is reset

This patch fixes an issue on some systems, where after suspend the
link is re-established but the ethernet interface does not resume.

Signed-off-by: Steve Glendinning <steve.glendinning@shawell.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c
index d0ff01e..f29860d 100644
--- a/drivers/net/usb/smsc95xx.c
+++ b/drivers/net/usb/smsc95xx.c
@@ -1282,6 +1282,7 @@
 	.probe		= usbnet_probe,
 	.suspend	= usbnet_suspend,
 	.resume		= usbnet_resume,
+	.reset_resume	= usbnet_resume,
 	.disconnect	= usbnet_disconnect,
 	.disable_hub_initiated_lpm = 1,
 };