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generic: ar8216: fix invalid bounds check imported from ChromeOS (FS#347) 

The priv->vlan_id member is of size AR8X16_MAX_VLANS, not AR8X16_MAX_PORTS,
so check for the proper maximum value in order to avoid capping valid VLAN IDs
to 7 (AR8X16_MAX_PORTS - 1).

Signed-off-by: Jo-Philipp Wich <jo@mein.io>
owl
Jo-Philipp Wich 2016-12-23 19:15:14 +01:00
parent 08db3e1b85
commit 29cc927ef5
1 changed files with 1 additions and 1 deletions
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2
target/linux/generic/files/drivers/net/phy/ar8216.c
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@ -975,7 +975,7 @@ ar8xxx_sw_set_vid(struct switch_dev *dev, const struct switch_attr *attr,
{
struct ar8xxx_priv *priv = swdev_to_ar8xxx(dev);
if (val->port_vlan >= AR8X16_MAX_PORTS)
if (val->port_vlan >= AR8X16_MAX_VLANS)
return -EINVAL;
priv->vlan_id[val->port_vlan] = val->value.i;