From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mateusz Palczewski Date: Wed, 30 Dec 2020 14:42:55 +0000 Subject: [Intel-wired-lan] [PATCH net v1] i40e: Fix setting PF MAC filters when changing MAC address Message-ID: <20201230144255.2687-1-mateusz.palczewski@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: intel-wired-lan@osuosl.org List-ID: When changing PFs MAC address the old MAC filter was not removed due to incorrect order of copying MAC from netdev and deleting the old MAC filter. Changed how the old MAC filter is removed to remove the proper filter. Fixes: 158daed16efb("i40e: fix mac filter delete when setting mac address") Signed-off-by: Sylwester Dziedziuch Signed-off-by: Mateusz Palczewski Reviewed-by: Aleksandr Loktionov Reviewed-by: Przemyslaw Patynowski --- drivers/net/ethernet/intel/i40e/i40e_main.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 630258e..de5e0fb 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -1561,6 +1561,7 @@ int i40e_del_mac_filter(struct i40e_vsi *vsi, const u8 *macaddr) static int i40e_set_mac(struct net_device *netdev, void *p) { struct i40e_netdev_priv *np = netdev_priv(netdev); + struct sockaddr addr_tmp = {0}; struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; struct i40e_hw *hw = &pf->hw; @@ -1591,8 +1592,11 @@ static int i40e_set_mac(struct net_device *netdev, void *p) * - Copy new address * - Add new address to MAC filter */ + + ether_addr_copy(addr_tmp.sa_data, netdev->dev_addr); + spin_lock_bh(&vsi->mac_filter_hash_lock); - i40e_del_mac_filter(vsi, netdev->dev_addr); + i40e_del_mac_filter(vsi, addr_tmp.sa_data); ether_addr_copy(netdev->dev_addr, addr->sa_data); i40e_add_mac_filter(vsi, netdev->dev_addr); spin_unlock_bh(&vsi->mac_filter_hash_lock); -- 2.17.1 --------------------------------------------------------------------- Intel Technology Poland sp. z o.o. ul. Sowackiego 173 | 80-298 Gdask | Sd Rejonowy Gdask Pnoc | VII Wydzia Gospodarczy Krajowego Rejestru Sdowego - KRS 101882 | NIP 957-07-52-316 | Kapita zakadowy 200.000 PLN. Ta wiadomo wraz z zacznikami jest przeznaczona dla okrelonego adresata i moe zawiera informacje poufne. W razie przypadkowego otrzymania tej wiadomoci, prosimy o powiadomienie nadawcy oraz trwae jej usunicie; jakiekolwiek przegldanie lub rozpowszechnianie jest zabronione. This e-mail and any attachments may contain confidential material for the sole use of the intended recipient(s). If you are not the intended recipient, please contact the sender and delete all copies; any review or distribution by others is strictly prohibited.