Commit 37aa50c5 authored by Xin Long's avatar Xin Long Committed by David S. Miller

vlan: introduce vlan_dev_free_egress_priority

This patch is to introduce vlan_dev_free_egress_priority() to
free egress priority for vlan dev, and keep vlan_dev_uninit()
static as .ndo_uninit. It makes the code more clear and safer
when adding new code in vlan_dev_uninit() in the future.
Signed-off-by: default avatarXin Long <lucien.xin@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent feef318c
......@@ -129,6 +129,7 @@ void vlan_dev_set_ingress_priority(const struct net_device *dev,
u32 skb_prio, u16 vlan_prio);
int vlan_dev_set_egress_priority(const struct net_device *dev,
u32 skb_prio, u16 vlan_prio);
void vlan_dev_free_egress_priority(const struct net_device *dev);
int vlan_dev_change_flags(const struct net_device *dev, u32 flag, u32 mask);
void vlan_dev_get_realdev_name(const struct net_device *dev, char *result,
size_t size);
......@@ -139,7 +140,6 @@ int vlan_check_real_dev(struct net_device *real_dev,
void vlan_setup(struct net_device *dev);
int register_vlan_dev(struct net_device *dev, struct netlink_ext_ack *extack);
void unregister_vlan_dev(struct net_device *dev, struct list_head *head);
void vlan_dev_uninit(struct net_device *dev);
bool vlan_dev_inherit_address(struct net_device *dev,
struct net_device *real_dev);
......
......@@ -622,7 +622,7 @@ static int vlan_dev_init(struct net_device *dev)
}
/* Note: this function might be called multiple times for the same device. */
void vlan_dev_uninit(struct net_device *dev)
void vlan_dev_free_egress_priority(const struct net_device *dev)
{
struct vlan_priority_tci_mapping *pm;
struct vlan_dev_priv *vlan = vlan_dev_priv(dev);
......@@ -636,6 +636,11 @@ void vlan_dev_uninit(struct net_device *dev)
}
}
static void vlan_dev_uninit(struct net_device *dev)
{
vlan_dev_free_egress_priority(dev);
}
static netdev_features_t vlan_dev_fix_features(struct net_device *dev,
netdev_features_t features)
{
......
......@@ -183,10 +183,11 @@ static int vlan_newlink(struct net *src_net, struct net_device *dev,
return -EINVAL;
err = vlan_changelink(dev, tb, data, extack);
if (!err)
err = register_vlan_dev(dev, extack);
if (err)
vlan_dev_uninit(dev);
return err;
err = register_vlan_dev(dev, extack);
if (err)
vlan_dev_free_egress_priority(dev);
return err;
}
......
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