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Diffstat (limited to 'net/8021q/vlan_dev.c')
-rw-r--r--net/8021q/vlan_dev.c142
1 files changed, 37 insertions, 105 deletions
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index ec46084f44b..05a23601f67 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -534,136 +534,68 @@ int vlan_dev_change_mtu(struct net_device *dev, int new_mtu)
return 0;
}
-int vlan_dev_set_ingress_priority(char *dev_name, __u32 skb_prio, short vlan_prio)
+void vlan_dev_set_ingress_priority(const struct net_device *dev,
+ u32 skb_prio, short vlan_prio)
{
- struct net_device *dev = dev_get_by_name(dev_name);
-
- if (dev) {
- if (dev->priv_flags & IFF_802_1Q_VLAN) {
- /* see if a priority mapping exists.. */
- VLAN_DEV_INFO(dev)->ingress_priority_map[vlan_prio & 0x7] = skb_prio;
- dev_put(dev);
- return 0;
- }
-
- dev_put(dev);
- }
- return -EINVAL;
+ VLAN_DEV_INFO(dev)->ingress_priority_map[vlan_prio & 0x7] = skb_prio;
}
-int vlan_dev_set_egress_priority(char *dev_name, __u32 skb_prio, short vlan_prio)
+int vlan_dev_set_egress_priority(const struct net_device *dev,
+ u32 skb_prio, short vlan_prio)
{
- struct net_device *dev = dev_get_by_name(dev_name);
struct vlan_priority_tci_mapping *mp = NULL;
struct vlan_priority_tci_mapping *np;
- if (dev) {
- if (dev->priv_flags & IFF_802_1Q_VLAN) {
- /* See if a priority mapping exists.. */
- mp = VLAN_DEV_INFO(dev)->egress_priority_map[skb_prio & 0xF];
- while (mp) {
- if (mp->priority == skb_prio) {
- mp->vlan_qos = ((vlan_prio << 13) & 0xE000);
- dev_put(dev);
- return 0;
- }
- mp = mp->next;
- }
-
- /* Create a new mapping then. */
- mp = VLAN_DEV_INFO(dev)->egress_priority_map[skb_prio & 0xF];
- np = kmalloc(sizeof(struct vlan_priority_tci_mapping), GFP_KERNEL);
- if (np) {
- np->next = mp;
- np->priority = skb_prio;
- np->vlan_qos = ((vlan_prio << 13) & 0xE000);
- VLAN_DEV_INFO(dev)->egress_priority_map[skb_prio & 0xF] = np;
- dev_put(dev);
- return 0;
- } else {
- dev_put(dev);
- return -ENOBUFS;
- }
+ /* See if a priority mapping exists.. */
+ mp = VLAN_DEV_INFO(dev)->egress_priority_map[skb_prio & 0xF];
+ while (mp) {
+ if (mp->priority == skb_prio) {
+ mp->vlan_qos = ((vlan_prio << 13) & 0xE000);
+ return 0;
}
- dev_put(dev);
+ mp = mp->next;
}
- return -EINVAL;
+
+ /* Create a new mapping then. */
+ mp = VLAN_DEV_INFO(dev)->egress_priority_map[skb_prio & 0xF];
+ np = kmalloc(sizeof(struct vlan_priority_tci_mapping), GFP_KERNEL);
+ if (!np)
+ return -ENOBUFS;
+
+ np->next = mp;
+ np->priority = skb_prio;
+ np->vlan_qos = ((vlan_prio << 13) & 0xE000);
+ VLAN_DEV_INFO(dev)->egress_priority_map[skb_prio & 0xF] = np;
+ return 0;
}
/* Flags are defined in the vlan_dev_info class in include/linux/if_vlan.h file. */
-int vlan_dev_set_vlan_flag(char *dev_name, __u32 flag, short flag_val)
+int vlan_dev_set_vlan_flag(const struct net_device *dev,
+ u32 flag, short flag_val)
{
- struct net_device *dev = dev_get_by_name(dev_name);
-
- if (dev) {
- if (dev->priv_flags & IFF_802_1Q_VLAN) {
- /* verify flag is supported */
- if (flag == 1) {
- if (flag_val) {
- VLAN_DEV_INFO(dev)->flags |= 1;
- } else {
- VLAN_DEV_INFO(dev)->flags &= ~1;
- }
- dev_put(dev);
- return 0;
- } else {
- printk(KERN_ERR "%s: flag %i is not valid.\n",
- __FUNCTION__, (int)(flag));
- dev_put(dev);
- return -EINVAL;
- }
+ /* verify flag is supported */
+ if (flag == 1) {
+ if (flag_val) {
+ VLAN_DEV_INFO(dev)->flags |= 1;
} else {
- printk(KERN_ERR
- "%s: %s is not a vlan device, priv_flags: %hX.\n",
- __FUNCTION__, dev->name, dev->priv_flags);
- dev_put(dev);
+ VLAN_DEV_INFO(dev)->flags &= ~1;
}
- } else {
- printk(KERN_ERR "%s: Could not find device: %s\n",
- __FUNCTION__, dev_name);
+ return 0;
}
-
+ printk(KERN_ERR "%s: flag %i is not valid.\n", __FUNCTION__, flag);
return -EINVAL;
}
-
-int vlan_dev_get_realdev_name(const char *dev_name, char* result)
+void vlan_dev_get_realdev_name(const struct net_device *dev, char *result)
{
- struct net_device *dev = dev_get_by_name(dev_name);
- int rv = 0;
- if (dev) {
- if (dev->priv_flags & IFF_802_1Q_VLAN) {
- strncpy(result, VLAN_DEV_INFO(dev)->real_dev->name, 23);
- rv = 0;
- } else {
- rv = -EINVAL;
- }
- dev_put(dev);
- } else {
- rv = -ENODEV;
- }
- return rv;
+ strncpy(result, VLAN_DEV_INFO(dev)->real_dev->name, 23);
}
-int vlan_dev_get_vid(const char *dev_name, unsigned short* result)
+void vlan_dev_get_vid(const struct net_device *dev, unsigned short *result)
{
- struct net_device *dev = dev_get_by_name(dev_name);
- int rv = 0;
- if (dev) {
- if (dev->priv_flags & IFF_802_1Q_VLAN) {
- *result = VLAN_DEV_INFO(dev)->vlan_id;
- rv = 0;
- } else {
- rv = -EINVAL;
- }
- dev_put(dev);
- } else {
- rv = -ENODEV;
- }
- return rv;
+ *result = VLAN_DEV_INFO(dev)->vlan_id;
}
-
int vlan_dev_set_mac_address(struct net_device *dev, void *addr_struct_p)
{
struct sockaddr *addr = (struct sockaddr *)(addr_struct_p);