Re: [PATCH net-next 0/2] net: macvlan: fix potential UAF problem for lowerdev

Hello:

This series was applied to netdev/net-next.git (master)
by David S. Miller [off-list ref]:

On Fri, 11 Mar 2022 17:02:41 +0800 you wrote:

Add the reference operation to lowerdev of macvlan to avoid
the potential UAF problem under the following known scenario:

Someone module puts the NETDEV_UNREGISTER event handler to a
work, and lowerdev is accessed in the work handler. But when
the work is excuted, lowerdev has been destroyed because upper
macvlan did not get reference to lowerdev correctly.

[...]

Here is the summary with links:
  - [net-next,1/2] net: macvlan: fix potential UAF problem for lowerdev
    https://git.kernel.org/netdev/net-next/c/291ac68478d9
  - [net-next,2/2] net: macvlan: add net device refcount tracker
    https://git.kernel.org/netdev/net-next/c/1f4a5983d623

You are awesome, thank you!
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