diff options
Diffstat (limited to 'drivers/net/netdevsim/netdev.c')
| -rw-r--r-- | drivers/net/netdevsim/netdev.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/netdevsim/netdev.c b/drivers/net/netdevsim/netdev.c index 77e8250282a5..9063f4f2971b 100644 --- a/drivers/net/netdevsim/netdev.c +++ b/drivers/net/netdevsim/netdev.c @@ -413,8 +413,13 @@ err_free_netdev: void nsim_destroy(struct netdevsim *ns) { struct net_device *dev = ns->netdev; + struct netdevsim *peer; rtnl_lock(); + peer = rtnl_dereference(ns->peer); + if (peer) + RCU_INIT_POINTER(peer->peer, NULL); + RCU_INIT_POINTER(ns->peer, NULL); unregister_netdevice(dev); if (nsim_dev_port_is_pf(ns->nsim_dev_port)) { nsim_macsec_teardown(ns); @@ -427,6 +432,11 @@ void nsim_destroy(struct netdevsim *ns) free_netdev(dev); } +bool netdev_is_nsim(struct net_device *dev) +{ + return dev->netdev_ops == &nsim_netdev_ops; +} + static int nsim_validate(struct nlattr *tb[], struct nlattr *data[], struct netlink_ext_ack *extack) { |