When link_net is set, use it as link netns instead of dev_net(). This prepares for rtnetlink core to create device in target netns directly, in which case the two namespaces may be different.
Signed-off-by: Xiao Liang shaw.leon@gmail.com --- net/xfrm/xfrm_interface_core.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/net/xfrm/xfrm_interface_core.c b/net/xfrm/xfrm_interface_core.c index 77d50d4af4a1..d1198c63dd23 100644 --- a/net/xfrm/xfrm_interface_core.c +++ b/net/xfrm/xfrm_interface_core.c @@ -242,10 +242,9 @@ static void xfrmi_dev_free(struct net_device *dev) gro_cells_destroy(&xi->gro_cells); }
-static int xfrmi_create(struct net_device *dev) +static int xfrmi_create(struct net *net, struct net_device *dev) { struct xfrm_if *xi = netdev_priv(dev); - struct net *net = dev_net(dev); struct xfrmi_net *xfrmn = net_generic(net, xfrmi_net_id); int err;
@@ -819,11 +818,12 @@ static int xfrmi_newlink(struct rtnl_newlink_params *params) struct netlink_ext_ack *extack = params->extack; struct net_device *dev = params->dev; struct nlattr **data = params->data; - struct net *net = dev_net(dev); struct xfrm_if_parms p = {}; struct xfrm_if *xi; + struct net *net; int err;
+ net = params->link_net ? : dev_net(dev); xfrmi_netlink_parms(data, &p); if (p.collect_md) { struct xfrmi_net *xfrmn = net_generic(net, xfrmi_net_id); @@ -852,7 +852,7 @@ static int xfrmi_newlink(struct rtnl_newlink_params *params) xi->net = net; xi->dev = dev;
- err = xfrmi_create(dev); + err = xfrmi_create(net, dev); return err; }