Re: [PATCH] powerpc/pseries: extract host bridge from pci_bus prior to bus removal

[Tyrel Datwyler]

On 2/11/21 10:24 AM, Tyrel Datwyler wrote:
> The pci_bus->bridge reference may no longer be valid after
> pci_bus_remove() resulting in passing a bad value to device_unregister()
> for the associated bridge device.
> 
> Store the host_bridge reference in a separate variable prior to
> pci_bus_remove().
> 
> Fixes: 7340056567e3 ("powerpc/pci: Reorder pci bus/bridge unregistration during PHB removal")
> Signed-off-by: Tyrel Datwyler <tyreld@xxxxxxxxxxxxx>

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