diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_main.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_main.c | 45 |
1 files changed, 31 insertions, 14 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index ef8d1815af56..0d6c143f6653 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -191,6 +191,14 @@ static int ice_add_mac_to_unsync_list(struct net_device *netdev, const u8 *addr) struct ice_netdev_priv *np = netdev_priv(netdev); struct ice_vsi *vsi = np->vsi; + /* Under some circumstances, we might receive a request to delete our + * own device address from our uc list. Because we store the device + * address in the VSI's MAC filter list, we need to ignore such + * requests and not delete our device address from this list. + */ + if (ether_addr_equal(addr, netdev->dev_addr)) + return 0; + if (ice_fltr_add_mac_to_list(vsi, &vsi->tmp_unsync_list, addr, ICE_FWD_TO_VSI)) return -EINVAL; @@ -4194,6 +4202,11 @@ ice_probe(struct pci_dev *pdev, const struct pci_device_id __always_unused *ent) struct ice_hw *hw; int i, err; + if (pdev->is_virtfn) { + dev_err(dev, "can't probe a virtual function\n"); + return -EINVAL; + } + /* this driver uses devres, see * Documentation/driver-api/driver-model/devres.rst */ @@ -5109,6 +5122,7 @@ static int ice_set_mac_address(struct net_device *netdev, void *pi) struct ice_hw *hw = &pf->hw; struct sockaddr *addr = pi; enum ice_status status; + u8 old_mac[ETH_ALEN]; u8 flags = 0; int err = 0; u8 *mac; @@ -5119,7 +5133,7 @@ static int ice_set_mac_address(struct net_device *netdev, void *pi) return -EADDRNOTAVAIL; if (ether_addr_equal(netdev->dev_addr, mac)) { - netdev_warn(netdev, "already using mac %pM\n", mac); + netdev_dbg(netdev, "already using mac %pM\n", mac); return 0; } @@ -5130,8 +5144,14 @@ static int ice_set_mac_address(struct net_device *netdev, void *pi) return -EBUSY; } + netif_addr_lock_bh(netdev); + ether_addr_copy(old_mac, netdev->dev_addr); + /* change the netdev's MAC address */ + memcpy(netdev->dev_addr, mac, netdev->addr_len); + netif_addr_unlock_bh(netdev); + /* Clean up old MAC filter. Not an error if old filter doesn't exist */ - status = ice_fltr_remove_mac(vsi, netdev->dev_addr, ICE_FWD_TO_VSI); + status = ice_fltr_remove_mac(vsi, old_mac, ICE_FWD_TO_VSI); if (status && status != ICE_ERR_DOES_NOT_EXIST) { err = -EADDRNOTAVAIL; goto err_update_filters; @@ -5139,30 +5159,27 @@ static int ice_set_mac_address(struct net_device *netdev, void *pi) /* Add filter for new MAC. If filter exists, return success */ status = ice_fltr_add_mac(vsi, mac, ICE_FWD_TO_VSI); - if (status == ICE_ERR_ALREADY_EXISTS) { + if (status == ICE_ERR_ALREADY_EXISTS) /* Although this MAC filter is already present in hardware it's * possible in some cases (e.g. bonding) that dev_addr was * modified outside of the driver and needs to be restored back * to this value. */ - memcpy(netdev->dev_addr, mac, netdev->addr_len); netdev_dbg(netdev, "filter for MAC %pM already exists\n", mac); - return 0; - } - - /* error if the new filter addition failed */ - if (status) + else if (status) + /* error if the new filter addition failed */ err = -EADDRNOTAVAIL; err_update_filters: if (err) { netdev_err(netdev, "can't set MAC %pM. filter update failed\n", mac); + netif_addr_lock_bh(netdev); + ether_addr_copy(netdev->dev_addr, old_mac); + netif_addr_unlock_bh(netdev); return err; } - /* change the netdev's MAC address */ - memcpy(netdev->dev_addr, mac, netdev->addr_len); netdev_dbg(vsi->netdev, "updated MAC address to %pM\n", netdev->dev_addr); @@ -6558,12 +6575,12 @@ event_after: } /** - * ice_do_ioctl - Access the hwtstamp interface + * ice_eth_ioctl - Access the hwtstamp interface * @netdev: network interface device structure * @ifr: interface request data * @cmd: ioctl command */ -static int ice_do_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) +static int ice_eth_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) { struct ice_netdev_priv *np = netdev_priv(netdev); struct ice_pf *pf = np->vsi->back; @@ -7229,7 +7246,7 @@ static const struct net_device_ops ice_netdev_ops = { .ndo_change_mtu = ice_change_mtu, .ndo_get_stats64 = ice_get_stats64, .ndo_set_tx_maxrate = ice_set_tx_maxrate, - .ndo_do_ioctl = ice_do_ioctl, + .ndo_eth_ioctl = ice_eth_ioctl, .ndo_set_vf_spoofchk = ice_set_vf_spoofchk, .ndo_set_vf_mac = ice_set_vf_mac, .ndo_get_vf_config = ice_get_vf_cfg, |