| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.9 078/144] ixgbevf: fix MAC address changes through ixgbevf_set_mac() | Date | Wed, 1 Aug 2018 18:51:45 +0200 |
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4.9-stable review patch. If anyone has any objections, please let me know.
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From: Emil Tantilov <emil.s.tantilov@intel.com>
[ 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 <emil.s.tantilov@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- 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 @@ -3729,6 +3729,7 @@ 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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