diff options
Diffstat (limited to 'net/dsa')
| -rw-r--r-- | net/dsa/dsa.c | 10 | ||||
| -rw-r--r-- | net/dsa/dsa_priv.h | 4 | ||||
| -rw-r--r-- | net/dsa/slave.c | 22 |
3 files changed, 26 insertions, 10 deletions
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c index 619e57a44d1d..beb79ccf0f59 100644 --- a/net/dsa/dsa.c +++ b/net/dsa/dsa.c @@ -903,10 +903,6 @@ static struct packet_type dsa_pack_type __read_mostly = { .func = dsa_switch_rcv, }; -static struct notifier_block dsa_netdevice_nb __read_mostly = { - .notifier_call = dsa_slave_netdevice_event, -}; - #ifdef CONFIG_PM_SLEEP static int dsa_suspend(struct device *d) { @@ -964,7 +960,9 @@ static int __init dsa_init_module(void) { int rc; - register_netdevice_notifier(&dsa_netdevice_nb); + rc = dsa_slave_register_notifier(); + if (rc) + return rc; rc = platform_driver_register(&dsa_driver); if (rc) @@ -978,7 +976,7 @@ module_init(dsa_init_module); static void __exit dsa_cleanup_module(void) { - unregister_netdevice_notifier(&dsa_netdevice_nb); + dsa_slave_unregister_notifier(); dev_remove_pack(&dsa_pack_type); platform_driver_unregister(&dsa_driver); } diff --git a/net/dsa/dsa_priv.h b/net/dsa/dsa_priv.h index a5509b765fc0..591a40aea9ca 100644 --- a/net/dsa/dsa_priv.h +++ b/net/dsa/dsa_priv.h @@ -63,8 +63,8 @@ int dsa_slave_create(struct dsa_switch *ds, struct device *parent, void dsa_slave_destroy(struct net_device *slave_dev); int dsa_slave_suspend(struct net_device *slave_dev); int dsa_slave_resume(struct net_device *slave_dev); -int dsa_slave_netdevice_event(struct notifier_block *unused, - unsigned long event, void *ptr); +int dsa_slave_register_notifier(void); +void dsa_slave_unregister_notifier(void); /* tag_dsa.c */ extern const struct dsa_device_ops dsa_netdev_ops; diff --git a/net/dsa/slave.c b/net/dsa/slave.c index 09fc3e9462c1..949644c1dac2 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -1524,8 +1524,8 @@ static int dsa_slave_port_event(struct net_device *dev, unsigned long event, return NOTIFY_DONE; } -int dsa_slave_netdevice_event(struct notifier_block *unused, - unsigned long event, void *ptr) +static int dsa_slave_netdevice_event(struct notifier_block *nb, + unsigned long event, void *ptr) { struct net_device *dev = netdev_notifier_info_to_dev(ptr); @@ -1534,3 +1534,21 @@ int dsa_slave_netdevice_event(struct notifier_block *unused, return NOTIFY_DONE; } + +static struct notifier_block dsa_slave_nb __read_mostly = { + .notifier_call = dsa_slave_netdevice_event, +}; + +int dsa_slave_register_notifier(void) +{ + return register_netdevice_notifier(&dsa_slave_nb); +} + +void dsa_slave_unregister_notifier(void) +{ + int err; + + err = unregister_netdevice_notifier(&dsa_slave_nb); + if (err) + pr_err("DSA: failed to unregister slave notifier (%d)\n", err); +} |