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net: hns3: check vlan id before using it

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The input parameters may not be reliable, so check the vlan id before
using it, otherwise may set wrong vlan id into hardware.

Fixes: dc8131d846 ("net: hns3: Fix for packet loss due wrong filter config in VLAN tbls")
Signed-off-by: liaoguojia <liaoguojia@huawei.com>
Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
liaoguojia 2021-09-15 21:52:10 +08:00 • committed by David S. Miller
parent 63b1279d99
commit ef39d63260
1 changed files with 3 additions and 0 deletions
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3
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
View file

@ -9817,6 +9817,9 @@ static int hclge_set_vlan_filter_hw(struct hclge_dev *hdev, __be16 proto,
if (is_kill && !vlan_id)
return 0;
if (vlan_id >= VLAN_N_VID)
return -EINVAL;
ret = hclge_set_vf_vlan_common(hdev, vport_id, is_kill, vlan_id);
if (ret) {
dev_err(&hdev->pdev->dev,