[PATCH 1/3] powerpc/eeh: Null check uses of eeh_pe_bus_get · Russell Currey <hidden> · 2016-09-12
[PATCH 3/3] powerpc/eeh: Skip finding bus until after failure reporting · Russell Currey <hidden> · 2016-09-12
Re: [PATCH 3/3] powerpc/eeh: Skip finding bus until after failure reporting · Andrew Donnellan <hidden> · 2016-09-12
[PATCH 2/3] powernv/eeh: Skip finding bus for VF resets · Russell Currey <hidden> · 2016-09-12
Re: [PATCH 2/3] powernv/eeh: Skip finding bus for VF resets · Andrew Donnellan <hidden> · 2016-09-12
Re: [PATCH 1/3] powerpc/eeh: Null check uses of eeh_pe_bus_get · Andrew Donnellan <hidden> · 2016-09-12
Re: [1/3] powerpc/eeh: Null check uses of eeh_pe_bus_get · Michael Ellerman <mpe@ellerman.id.au> · 2016-09-21
Re: [1/3] powerpc/eeh: Null check uses of eeh_pe_bus_get · Russell Currey <hidden> · 2016-09-21
Re: [1/3] powerpc/eeh: Null check uses of eeh_pe_bus_get · Michael Ellerman <hidden> · 2016-09-25

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

From: Andrew Donnellan <hidden>
Date: 2016-09-12 04:39:26

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 <redacted>

Looks good to me.

Reviewed-by: Andrew Donnellan <redacted>

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

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