Re: [PATCH] EDAC, sb_edac: Fix out of bound in PCI multi segment env

From: Masayoshi Mizuma
Date: Tue Jul 24 2018 - 14:41:18 EST


Hi Tony,

Thank you for your review!

On 07/24/2018 01:01 PM, Tony Luck wrote:
> On Thu, Jul 19, 2018 at 7:07 AM, Masayoshi Mizuma <msys.mizuma@xxxxxxxxx> wrote:
>> From: Masayoshi Mizuma <m.mizuma@xxxxxxxxxxxxxx>
>>
>> KASAN reported the following slab-out-of-bounds when sb_edac
>> module was loaded on Broadwell machine which has two PCI segments.
>
> Although you found this with KASAN as an out of bounds array reference,
> the real problem is that the sb_edac.c driver didn't know about systems
> with segmented PCI busses.
>
> So the Subject: for the e-mail (and thus the commit message) should
> be:
>
> [PATCH] EDAC, sb_edac: Add support for systems with segmented PCI busses

You are right. I will modify the subject and commit message, and resend it.

>
> Otherwise this looks fine.
>
> Reviewed-by: Tony Luck <tony.luck@xxxxxxxxx>

Thanks!
Masa

>
> -Tony
>