Commit b7b713a8 authored by Mitch Williams's avatar Mitch Williams Committed by Jeff Kirsher

i40e: don't add zero MAC filter

When VFs are created, the MAC address defaults to all zeros, indicating
to the VF driver that it should use a random MAC address. However, the
PF driver was incorrectly adding this zero MAC to the filter table,
along with the VF's randomly generated MAC address.

Check for a good address before adding the default filter. While we're
at it, make the error message a bit more useful.

Change-ID: Ia100947d68140e0f73a19ba755cbffc3e79a8fcf
Signed-off-by: default avatarMitch Williams <mitch.a.williams@intel.com>
Tested-by: default avatarAndrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
parent b36e9ab5
......@@ -549,12 +549,15 @@ static int i40e_alloc_vsi_res(struct i40e_vf *vf, enum i40e_vsi_type type)
i40e_vsi_add_pvid(vsi, vf->port_vlan_id);
spin_lock_bh(&vsi->mac_filter_list_lock);
if (is_valid_ether_addr(vf->default_lan_addr.addr)) {
f = i40e_add_filter(vsi, vf->default_lan_addr.addr,
vf->port_vlan_id ? vf->port_vlan_id : -1,
true, false);
if (!f)
dev_info(&pf->pdev->dev,
"Could not allocate VF MAC addr\n");
"Could not add MAC filter %pM for VF %d\n",
vf->default_lan_addr.addr, vf->vf_id);
}
f = i40e_add_filter(vsi, brdcast,
vf->port_vlan_id ? vf->port_vlan_id : -1,
true, false);
......
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