Re: [v3] cxl: Check if vphb exists before iterating over AFU devices

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On Thu, 2017-11-23 at 03:38:57 UTC, Vaibhav Jain wrote:
> During an eeh a kernel-oops is reported if no vPHB is allocated to the
> AFU. This happens as during AFU init, an error in creation of vPHB is
> a non-fatal error. Hence afu->phb should always be checked for NULL
> before iterating over it for the virtual AFU pci devices.
> 
> This patch fixes the kenel-oops by adding a NULL pointer check for
> afu->phb before it is dereferenced.
> 
> Fixes: 9e8df8a2196("cxl: EEH support")
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Vaibhav Jain <vaibhav@xxxxxxxxxxxxxxxxxx>
> Acked-by: Andrew Donnellan <andrew.donnellan@xxxxxxxxxxx>
> Acked-by: Frederic Barrat <fbarrat@xxxxxxxxxxxxxxxxxx>

Applied to powerpc fixes, thanks.

https://git.kernel.org/powerpc/c/12841f87b7a8ceb3d54f171660f72a

cheers



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