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

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

From: Emil Tantilov <[email protected]>

[ Upstream commit 6e7d0ba1e59b1a306761a731e67634c0f2efea2a ]

Set hw->mac.perm_addr in ixgbevf_set_mac() in order to avoid losing the
custom MAC on reset. This can happen in the following case:

>ip link set $vf address $mac
>ethtool -r $vf

Signed-off-by: Emil Tantilov <[email protected]>
Tested-by: Andrew Bowers <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>
Signed-off-by: Sasha Levin <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
 drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
+++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
@@ -4187,6 +4187,7 @@ static int ixgbevf_set_mac(struct net_de
                return -EPERM;
 
        ether_addr_copy(hw->mac.addr, addr->sa_data);
+       ether_addr_copy(hw->mac.perm_addr, addr->sa_data);
        ether_addr_copy(netdev->dev_addr, addr->sa_data);
 
        return 0;


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