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

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

From: Yelena Krivosheev <yel...@marvell.com>

[ Upstream commit 8466baf788ec3e18836bd9c91ba0b1a07af25878 ]

It is incorrect to enable TX/RX queues (call by mvneta_port_up()) for
port without link. Indeed MTU change for interface without link causes TX
queues to stuck.

Fixes: c5aff18204da ("net: mvneta: driver for Marvell Armada 370/XP
network unit")
Signed-off-by: Yelena Krivosheev <yel...@marvell.com>
[gregory.clement: adding Fixes tags and rewording commit log]
Signed-off-by: Gregory CLEMENT <gregory.clem...@bootlin.com>
Signed-off-by: David S. Miller <da...@davemloft.net>
Signed-off-by: Sasha Levin <alexander.le...@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
 drivers/net/ethernet/marvell/mvneta.c |    1 -
 1 file changed, 1 deletion(-)

--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -2477,7 +2477,6 @@ static int mvneta_change_mtu(struct net_
        }
 
        mvneta_start_dev(pp);
-       mvneta_port_up(pp);
 
        netdev_update_features(dev);
 


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