Re: [PATCH v2] net/smc: hold a reference on net_device returned by pnet_find_base_ndev()

[patchwork-bot+netdevbpf]

Hello:

This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@xxxxxxxxxx>:

On Wed,  7 Oct 2026 00:00:09 -0400 you wrote:
> pnet_find_base_ndev() resolves the base net_device for stacked devices
> under RTNL, then drops the lock and returns the raw pointer without
> taking a reference.  All three callers dereference the pointer after
> RTNL has been released, creating a use-after-free window if the device
> is concurrently unregistered.
> 
> Take a reference with netdev_hold() before dropping RTNL and add the
> matching netdev_put() in every return path of the three callers:
> 
> [...]

Here is the summary with links:
  - [v2] net/smc: hold a reference on net_device returned by pnet_find_base_ndev()
    https://git.kernel.org/netdev/net-next/c/e6435b2cc5fd

You are awesome, thank you!
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