Re: [PATCH net-next v2] netdevsim: reject port addition and clean up ports after a failed reload

[patchwork-bot+netdevbpf]

Hello:

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

On Fri, 30 Oct 2026 03:13:20 +0300 you wrote:
> nsim_drv_port_add() does not check devlink_is_reload_failed(), so ports
> can be added via new_port after a failed reload.  nsim_dev_reload_destroy()
> returns early in that state, leaving them behind.  nsim_drv_remove() then
> hits WARN_ON in bpf_offload_dev_destroy() and a subsequent use-after-free.
> 
> Block port creation with -EIO when reload has failed, and delete any
> leftover ports on the early-return path as a safety net.
> 
> [...]

Here is the summary with links:
  - [net-next,v2] netdevsim: reject port addition and clean up ports after a failed reload
    https://git.kernel.org/netdev/net-next/c/39c23556e79f

You are awesome, thank you!
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