diff options
| author |   Nicolas Dichtel <nicolas.dichtel@6wind.com> | 2015-04-02 17:07:10 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2015-04-02 14:05:01 -0400 |
| commit | e1622baf54df8cc958bf29d71de5ad545ea7d93c (patch) | |
| tree | 4a019a2a3e79c4fc9706b91cbb55d2cd053065d4 | |
| parent | net: remove iflink field from struct net_device (diff) | |
| download | linux-dev-e1622baf54df8cc958bf29d71de5ad545ea7d93c.tar.xz linux-dev-e1622baf54df8cc958bf29d71de5ad545ea7d93c.zip | |
dev: set iflink to 0 for virtual interfaces
Virtual interfaces are supposed to set an iflink value != of their ifindex.
It was not the case for some of them, like vxlan, bond or bridge.
Let's set iflink to 0 when dev->rtnl_link_ops is set.
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/core/dev.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index 3be107e0bc93..26622d614f81 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -672,6 +672,10 @@ 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); + /* If dev->rtnl_link_ops is set, it's a virtual interface. */ + if (dev->rtnl_link_ops) + return 0; + return dev->ifindex; } EXPORT_SYMBOL(dev_get_iflink); |