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authorNicolas Dichtel <nicolas.dichtel@6wind.com>2015-01-20 15:15:42 +0100
committerDavid S. Miller <davem@davemloft.net>2015-01-23 17:51:14 -0800
commitbdef279b993b3a112c493447d5b3d8f28c229d88 (patch)
tree52d3509eb43202c94e050351dcea588054e5c16d
parentd7924450e14ea414568563ec01489f77452b00b4 (diff)
rtnl: fix error path when adding an iface with a link net
If an error occurs when the netdevice is moved to the link netns, a full cleanup must be done. Fixes: 317f4810e45e ("rtnl: allow to create device with IFLA_LINK_NETNSID set") Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/core/rtnetlink.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index a12eecc0f976..07447d1665e6 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -2172,8 +2172,11 @@ replay:
goto out;
}
- if (link_net)
+ if (link_net) {
err = dev_change_net_namespace(dev, dest_net, ifname);
+ if (err < 0)
+ unregister_netdevice(dev);
+ }
out:
if (link_net)
put_net(link_net);