netvsc: remove bogus rtnl_unlock

Remove accidental rtnl_unlock from earlier testing.

Fixes: 3962981f4822 ("netvsc: add rtnl annotations in rndis")
Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 9a9e269..70b7cc3 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -1548,7 +1548,6 @@
 
 	netif_set_real_num_tx_queues(net, nvdev->num_chn);
 	netif_set_real_num_rx_queues(net, nvdev->num_chn);
-	rtnl_unlock();
 
 	netdev_lockdep_set_classes(net);