net: hns3: fix software vlan talbe of vlan 0 inconsistent with hardware
authorGuangbin Huang <huangguangbin2@huawei.com>
Wed, 30 Mar 2022 13:45:06 +0000 (21:45 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 15 Apr 2022 12:18:28 +0000 (14:18 +0200)
commit 7ed258f12ec5ce855f15cdfb5710361dc82fe899 upstream.

When user delete vlan 0, as driver will not delete vlan 0 for hardware in
function hclge_set_vlan_filter_hw(), so vlan 0 in software vlan talbe should
not be deleted.

Fixes: fe4144d47eef ("net: hns3: sync VLAN filter entries when kill VLAN ID failed")
Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c

index 8ecfabaefa85b1ec960baaa075b1ee62c9b4e0b4..d58abdfdb9b7bb2b367b89ec81c0e3dee5e8cf30 100644 (file)
@@ -8344,11 +8344,11 @@ int hclge_set_vlan_filter(struct hnae3_handle *handle, __be16 proto,
        }
 
        if (!ret) {
-               if (is_kill)
-                       hclge_rm_vport_vlan_table(vport, vlan_id, false);
-               else
+               if (!is_kill)
                        hclge_add_vport_vlan_table(vport, vlan_id,
                                                   writen_to_tbl);
+               else if (is_kill && vlan_id != 0)
+                       hclge_rm_vport_vlan_table(vport, vlan_id, false);
        } else if (is_kill) {
                /* when remove hw vlan filter failed, record the vlan id,
                 * and try to remove it from hw later, to be consistence