* [PATCH net] net: team: check register_netdevice_notifier() error in team_module_init()
@ 2026-08-03 8:59 Minhong He
2026-08-05 2:00 ` patchwork-bot+netdevbpf
0 siblings, 1 reply; 2+ messages in thread
From: Minhong He @ 2026-08-03 8:59 UTC (permalink / raw)
To: Jiri Pirko, Andrew Lunn, David S. Miller, Eric Dumazet,
Jakub Kicinski, Paolo Abeni, netdev
Cc: linux-kernel
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 <heminhong@kylinos.cn>
---
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
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCH net] net: team: check register_netdevice_notifier() error in team_module_init()
2026-08-03 8:59 [PATCH net] net: team: check register_netdevice_notifier() error in team_module_init() Minhong He
@ 2026-08-05 2:00 ` patchwork-bot+netdevbpf
0 siblings, 0 replies; 2+ messages in thread
From: patchwork-bot+netdevbpf @ 2026-08-05 2:00 UTC (permalink / raw)
To: Minhong He
Cc: jiri, andrew+netdev, davem, edumazet, kuba, pabeni, netdev,
linux-kernel
Hello:
This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Mon, 3 Aug 2026 16:59:43 +0800 you wrote:
> 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 <heminhong@kylinos.cn>
>
> [...]
Here is the summary with links:
- [net] net: team: check register_netdevice_notifier() error in team_module_init()
https://git.kernel.org/netdev/net-next/c/c1293e4a34e2
You are awesome, thank you!
--
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^ permalink raw reply [flat|nested] 2+ messages in thread
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2026-08-03 8:59 [PATCH net] net: team: check register_netdevice_notifier() error in team_module_init() Minhong He
2026-08-05 2:00 ` patchwork-bot+netdevbpf
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