[VLAN]: Return proper error codes in register_vlan_device

The returned device is unused, return proper error codes instead and avoid
having the ioctl handler guess the error.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy 2007-06-13 12:06:43 -07:00 committed by David S. Miller
commit 2ae0bf69b7