4.14-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Stephen Hemminger <step...@networkplumber.org>

[ Commit f4950e4586dfc957e0a28226eeb992ddc049b5a2 upstream. ]

Don't wake transmit queues if link is not up yet.

Signed-off-by: Stephen Hemminger <sthem...@microsoft.com>
Signed-off-by: David S. Miller <da...@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
 drivers/net/hyperv/netvsc_drv.c |    7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -88,12 +88,11 @@ static int netvsc_open(struct net_device
                return ret;
        }
 
-       netif_tx_wake_all_queues(net);
-
        rdev = nvdev->extension;
-
-       if (!rdev->link_state)
+       if (!rdev->link_state) {
                netif_carrier_on(net);
+               netif_tx_wake_all_queues(net);
+       }
 
        if (vf_netdev) {
                /* Setting synthetic device up transparently sets


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