[PATCH] net: ixp4xx_hss: fix duplicate HDLC netdev allocation

[patchwork-bot+netdevbpf at kernel.org]

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba at kernel.org>:

On Mon, 22 Jun 2026 12:30:15 +0800 you wrote:
> ixp4xx_hss_probe() allocates two HDLC netdevs. The first one is stored
> in ndev, initialized, and registered with register_hdlc_device(). The
> second one is stored in port->netdev and later used by the remove path
> for unregister_hdlc_device() and free_netdev().
> 
> This means that the registered netdev is not the same object that is
> unregistered and freed on remove. It also leaks the first allocation if
> the second alloc_hdlcdev() call fails, and the first allocation is not
> checked before ndev is used.
> 
> [...]

Here is the summary with links:
  - net: ixp4xx_hss: fix duplicate HDLC netdev allocation
    https://git.kernel.org/netdev/net/c/db818b0e8af7

You are awesome, thank you!
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