[PATCH net] net: team: check register_netdevice_notifier() error in team_module_init()
Minhong He <[email protected]>
| Newsgroups | org.kernel.vger.netdev,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
team_module_init() ignores register_netdevice_notifier() errors and continues module initialization, which can leave the team module loaded without its netdev notifier registered. Check the error and fail module initialization early. Signed-off-by: Minhong He <[email protected]> --- drivers/net/team/team_core.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/net/team/team_core.c b/drivers/net/team/team_core.c index feaa75fbf8fc..beffbe450612 100644 --- a/drivers/net/team/team_core.c +++ b/drivers/net/team/team_core.c @@ -3229,7 +3229,9 @@ static int __init team_module_init(void) { int err; - register_netdevice_notifier(&team_notifier_block); + err = register_netdevice_notifier(&team_notifier_block); + if (err) + return err; err = rtnl_link_register(&team_link_ops); if (err) -- 2.25.1