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authorNicolas Dichtel <nicolas.dichtel@6wind.com>2015-04-02 17:07:09 +0200
committerDavid S. Miller <davem@davemloft.net>2015-04-02 14:05:01 -0400
commit7a66bbc96ce9ad8261fa5f7f6ae65370eb6866ee (patch)
tree84381863d07f36878b5b382f40d6dd2ab9c6bfb8 /net
parentabd2be00d474956c542a1c2ec848af7196b7fd51 (diff)
net: remove iflink field from struct net_device
Now that all users of iflink have the ndo_get_iflink handler available, it's possible to remove this field. By default, dev_get_iflink() returns the ifindex of the interface. Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/core/dev.c13
1 files changed, 2 insertions, 11 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 77172d085760..3be107e0bc93 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -672,7 +672,7 @@ int dev_get_iflink(const struct net_device *dev)
if (dev->netdev_ops && dev->netdev_ops->ndo_get_iflink)
return dev->netdev_ops->ndo_get_iflink(dev);
- return dev->iflink;
+ return dev->ifindex;
}
EXPORT_SYMBOL(dev_get_iflink);
@@ -6331,8 +6331,6 @@ int register_netdevice(struct net_device *dev)
spin_lock_init(&dev->addr_list_lock);
netdev_set_addr_lockdep_class(dev);
- dev->iflink = -1;
-
ret = dev_get_valid_name(net, dev, dev->name);
if (ret < 0)
goto out;
@@ -6362,9 +6360,6 @@ int register_netdevice(struct net_device *dev)
else if (__dev_get_by_index(net, dev->ifindex))
goto err_uninit;
- if (dev_get_iflink(dev) == -1)
- dev->iflink = dev->ifindex;
-
/* Transfer changeable features to wanted_features and enable
* software offloads (GSO and GRO).
*/
@@ -7077,12 +7072,8 @@ int dev_change_net_namespace(struct net_device *dev, struct net *net, const char
dev_net_set(dev, net);
/* If there is an ifindex conflict assign a new one */
- if (__dev_get_by_index(net, dev->ifindex)) {
- int iflink = (dev_get_iflink(dev) == dev->ifindex);
+ if (__dev_get_by_index(net, dev->ifindex))
dev->ifindex = dev_new_index(net);
- if (iflink)
- dev->iflink = dev->ifindex;
- }
/* Send a netdev-add uevent to the new namespace */
kobject_uevent(&dev->dev.kobj, KOBJ_ADD);