diff options
| author |   liaoguojia <liaoguojia@huawei.com> | 2021-09-15 21:52:10 +0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2021-09-20 13:28:39 +0100 |
| commit | ef39d632608e66f428c1246836fd060cf4818d67 (patch) | |
| tree | abd04de90b529174dbc89365691fd12466814d3e /drivers/net | |
| parent | net: hns3: check queue id range before using (diff) | |
| download | linux-dev-ef39d632608e66f428c1246836fd060cf4818d67.tar.xz linux-dev-ef39d632608e66f428c1246836fd060cf4818d67.zip | |
net: hns3: check vlan id before using it
The input parameters may not be reliable, so check the vlan id before
using it, otherwise may set wrong vlan id into hardware.
Fixes: dc8131d846d4 ("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>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index afc88a41a89c..14e9daf09f8c 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -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, |