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SubjectRe: [PATCH 2/2] l2tp: fix possible use-after-free

On Sun, 2022-06-05 at 19:54 +0800, Xiaohui Zhang wrote:
> From: xiaohuizhang98 <>
> We detected a suspected bug with our code clone detection tool.
> Similar to the handling of l2tp_tunnel_get in commit a622b40035d1
> ("l2ip: fix possible use-after-free"), we thought a patch might
> be needed here as well.
> Before taking a refcount on a rcu protected structure,
> we need to make sure the refcount is not zero.
> Signed-off-by: xiaohuizhang98 <>

It looks like series this did not make to patchwork, due to a typo in
the ML address, please fix it and resend: netdev@vger.kernel.or ->



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