[PATCH 1/3] powerpc/eeh: Null check uses of eeh_pe_bus_get

[Andrew Donnellan]

On 12/09/16 14:17, Russell Currey wrote:
> eeh_pe_bus_get() can return NULL if a PCI bus isn't found for a given PE.
> Some callers don't check this, and can cause a null pointer dereference
> under certain circumstances.
>
> Fix this by checking NULL everywhere eeh_pe_bus_get() is called.
>
> Cc: stable #3.10+
> Signed-off-by: Russell Currey <ruscur at russell.cc>

Looks good to me.

Reviewed-by: Andrew Donnellan <andrew.donnellan at au1.ibm.com>

-- 
Andrew Donnellan              OzLabs, ADL Canberra
andrew.donnellan at au1.ibm.com  IBM Australia Limited