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From: Guangbin Huang <huangguangbin2@huawei.com>
To: <davem@davemloft.net>, <kuba@kernel.org>
Cc: <netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<lipeng321@huawei.com>, <huangguangbin2@huawei.com>,
	<chenhao288@hisilicon.com>
Subject: [PATCH net 2/2] net: hns3: fix software vlan talbe of vlan 0 inconsistent with hardware
Date: Wed, 30 Mar 2022 21:45:06 +0800	[thread overview]
Message-ID: <20220330134506.36635-3-huangguangbin2@huawei.com> (raw)
In-Reply-To: <20220330134506.36635-1-huangguangbin2@huawei.com>

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>
---
 drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 2a5e6a241d52..8cebb180c812 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -10323,11 +10323,11 @@ 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
-- 
2.33.0


  parent reply	other threads:[~2022-03-30 13:51 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-30 13:45 [PATCH net 0/2] net: hns3: add two fixes for -net Guangbin Huang
2022-03-30 13:45 ` [PATCH net 1/2] net: hns3: fix the concurrency between functions reading debugfs Guangbin Huang
2022-03-30 13:45 ` Guangbin Huang [this message]
2022-03-31 10:00 ` [PATCH net 0/2] net: hns3: add two fixes for -net patchwork-bot+netdevbpf

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