diff options
author | Veaceslav Falico <vfalico@redhat.com> | 2013-08-02 19:07:39 +0200 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-09-14 06:02:08 -0700 |
commit | 71244e7b9f89ee8825f265a821475a553589a726 (patch) | |
tree | bd5f3e9b44d2e52f6465f70fbaab3f3707f5f782 | |
parent | 3b5c0012686fac17b4fac1c11fba65f45bbdbff8 (diff) |
bonding: modify only neigh_parms owned by us
[ Upstream commit 9918d5bf329d0dc5bb2d9d293bcb772bdb626e65 ]
Otherwise, on neighbour creation, bond_neigh_init() will be called with a
foreign netdev.
Signed-off-by: Veaceslav Falico <vfalico@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r-- | drivers/net/bonding/bond_main.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index d9f83582997..80103bb47ca 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -3750,11 +3750,17 @@ static int bond_neigh_init(struct neighbour *n) * The bonding ndo_neigh_setup is called at init time beofre any * slave exists. So we must declare proxy setup function which will * be used at run time to resolve the actual slave neigh param setup. + * + * It's also called by master devices (such as vlans) to setup their + * underlying devices. In that case - do nothing, we're already set up from + * our init. */ static int bond_neigh_setup(struct net_device *dev, struct neigh_parms *parms) { - parms->neigh_setup = bond_neigh_init; + /* modify only our neigh_parms */ + if (parms->dev == dev) + parms->neigh_setup = bond_neigh_init; return 0; } |