diff options
| author | Shannon Nelson <shannon.nelson@intel.com> | 2014-06-04 01:23:22 +0000 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2014-06-24 18:19:10 -0700 |
| commit | 6c8ad1ba1650e6c22dcaa5fe288c6236c3b25ae5 (patch) | |
| tree | 35c72338eb868d610611c8d9d9d0e4eb5d5a383d | |
| parent | cc41222c55e9ec44d148dee67e6ad407e3b79e46 (diff) | |
i40e: allow user to set LAA again
Don't short-circuit the LAA assignment when the driver thinks it has
already been done - it is possible that the user might want to force
the address setting again. At the same time, this requires a little
re-ordering of the filter management.
Change-ID: Ia0d71e3bc04edd7b68cf67edecc00abe7b9f6639
Signed-off-by: Shannon Nelson <shannon.nelson@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_main.c | 31 |
1 files changed, 16 insertions, 15 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 44789c2e3f5..81cbea72722 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -1327,9 +1327,6 @@ static int i40e_set_mac(struct net_device *netdev, void *p) netdev_info(netdev, "set mac address=%pM\n", addr->sa_data); - if (ether_addr_equal(netdev->dev_addr, addr->sa_data)) - return 0; - if (test_bit(__I40E_DOWN, &vsi->back->state) || test_bit(__I40E_RESET_RECOVERY_PENDING, &vsi->back->state)) return -EADDRNOTAVAIL; @@ -1345,22 +1342,26 @@ static int i40e_set_mac(struct net_device *netdev, void *p) ret); return -EADDRNOTAVAIL; } - - ether_addr_copy(vsi->back->hw.mac.addr, addr->sa_data); } - /* In order to be sure to not drop any packets, add the new address - * then delete the old one. - */ - f = i40e_add_filter(vsi, addr->sa_data, I40E_VLAN_ANY, false, false); - if (!f) - return -ENOMEM; + if (!i40e_find_mac(vsi, addr->sa_data, false, true)) { - i40e_sync_vsi_filters(vsi); - i40e_del_filter(vsi, netdev->dev_addr, I40E_VLAN_ANY, false, false); - i40e_sync_vsi_filters(vsi); + /* In order to be sure to not drop any packets, add the + * new address first then delete the old one. + */ + f = i40e_add_filter(vsi, addr->sa_data, I40E_VLAN_ANY, + false, false); + if (!f) + return -ENOMEM; + + i40e_sync_vsi_filters(vsi); + i40e_del_filter(vsi, netdev->dev_addr, I40E_VLAN_ANY, + false, false); + i40e_sync_vsi_filters(vsi); + } - ether_addr_copy(netdev->dev_addr, addr->sa_data); + if (!ether_addr_equal(netdev->dev_addr, addr->sa_data)) + ether_addr_copy(netdev->dev_addr, addr->sa_data); return 0; } |