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(parent: 5933fea) | patch
macvlan: play well with ipvlan device
authorMahesh Bandewar <maheshb@google.com>
Sat, 6 Dec 2014 23:53:46 +0000 (15:53 -0800)
committerDavid S. Miller <davem@davemloft.net>
Tue, 9 Dec 2014 21:10:06 +0000 (16:10 -0500)
commitd6b00fec5dbbe976904b4d77e7d4f9493df5c2ec
treecf7a45490bd487bd725dee5cfb3830ea22277798tree | snapshot (tar.gz zip)
parent5933fea7aa7237ba52d67c069c39ad5c3ab7a036commit | diff
macvlan: play well with ipvlan device

If device is already used as an ipvlan port then refuse to
use it as a macvlan port at early stage of port creation.

thost1:~# ip link add link eth0 ipvl0 type ipvlan
thost1:~# echo $?
0
thost1:~# ip link add link eth0 mvl0 type macvlan
RTNETLINK answers: Device or resource busy
thost1:~# echo $?
2
thost1:~#

Signed-off-by: Mahesh Bandewar <maheshb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/macvlan.c diff | blob | blame | history