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| author | Nicolas Dichtel <nicolas.dichtel@6wind.com> | 2016-06-13 10:31:04 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-06-14 22:21:44 -0700 |
| commit | 106da663ff495e0aea3ac15b8317aa410754fcac (patch) | |
| tree | c01437e026a5475c737599a67cccefaae45f2b56 /drivers/net/geneve.c | |
| parent | d1e37288c9146dccff830e3253e403af8705b51f (diff) | |
| download | linux-106da663ff495e0aea3ac15b8317aa410754fcac.tar.gz linux-106da663ff495e0aea3ac15b8317aa410754fcac.tar.bz2 linux-106da663ff495e0aea3ac15b8317aa410754fcac.zip | |
ovs/gre,geneve: fix error path when creating an iface
After ipgre_newlink()/geneve_configure() call, the netdev is registered.
Fixes: 7e059158d57b ("vxlan, gre, geneve: Set a large MTU on ovs-created tunnel devices")
CC: David Wragg <david@weave.works>
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/geneve.c')
| -rw-r--r-- | drivers/net/geneve.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c index cadefe4fdaa2..086c2dae4c3d 100644 --- a/drivers/net/geneve.c +++ b/drivers/net/geneve.c @@ -1508,6 +1508,7 @@ struct net_device *geneve_dev_create_fb(struct net *net, const char *name, { struct nlattr *tb[IFLA_MAX + 1]; struct net_device *dev; + LIST_HEAD(list_kill); int err; memset(tb, 0, sizeof(tb)); @@ -1519,8 +1520,10 @@ struct net_device *geneve_dev_create_fb(struct net *net, const char *name, err = geneve_configure(net, dev, &geneve_remote_unspec, 0, 0, 0, 0, htons(dst_port), true, GENEVE_F_UDP_ZERO_CSUM6_RX); - if (err) - goto err; + if (err) { + free_netdev(dev); + return ERR_PTR(err); + } /* openvswitch users expect packet sizes to be unrestricted, * so set the largest MTU we can. @@ -1532,7 +1535,8 @@ struct net_device *geneve_dev_create_fb(struct net *net, const char *name, return dev; err: - free_netdev(dev); + geneve_dellink(dev, &list_kill); + unregister_netdevice_many(&list_kill); return ERR_PTR(err); } EXPORT_SYMBOL_GPL(geneve_dev_create_fb); |