From: David Miller <davem@davemloft.net>
To: yuehaibing@huawei.com
Cc: jakub.kicinski@netronome.com, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] netdevsim: Fix error handling in nsim_fib_init and nsim_fib_exit
Date: Sun, 13 Oct 2019 14:15:22 -0700 (PDT) [thread overview]
Message-ID: <20191013.141522.129979750557733725.davem@davemloft.net> (raw)
In-Reply-To: <20191011094653.18796-1-yuehaibing@huawei.com>
From: YueHaibing <yuehaibing@huawei.com>
Date: Fri, 11 Oct 2019 17:46:53 +0800
> In nsim_fib_init(), if register_fib_notifier failed, nsim_fib_net_ops
> should be unregistered before return.
>
> In nsim_fib_exit(), unregister_fib_notifier should be called before
> nsim_fib_net_ops be unregistered, otherwise may cause use-after-free:
...
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Fixes: 59c84b9fcf42 ("netdevsim: Restore per-network namespace accounting for fib entries")
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Applied and queued up for -stable.
prev parent reply other threads:[~2019-10-13 21:15 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-11 9:46 [PATCH] netdevsim: Fix error handling in nsim_fib_init and nsim_fib_exit YueHaibing
2019-10-12 22:31 ` Jakub Kicinski
2019-10-13 21:15 ` David Miller [this message]
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