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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 /net/core/rtnetlink.c
parentd7924450e14ea414568563ec01489f77452b00b4 (diff)
downloadlinux-bdef279b993b3a112c493447d5b3d8f28c229d88.tar.gz
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>
Diffstat (limited to 'net/core/rtnetlink.c')
-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);