From: Yue Haibing <yuehaib...@huawei.com>
Date: Wed, 27 Feb 2019 22:59:00 +0800

> @@ -1925,7 +1925,10 @@ static int __init atalk_init(void)
>  
>       register_netdevice_notifier(&ddp_notifier);
>       aarp_proto_init();
> -     atalk_proc_init();
> +     rc = atalk_proc_init();
> +     if (rc)
> +             goto out;
> +
>       atalk_register_sysctl();
>  out:

This leaves the netdevice notifier registered etc.  You need to add a proper
error cleanup code path.

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