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Re: [Xen-devel] [PATCH] x86/badpage: Fix badpage->order overflow

To: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
From: Wei Liu <wei.liu2@xxxxxxxxxx>
Date: Fri, 9 Nov 2018 14:46:56 +0000
Cc: Wei Liu <wei.liu2@xxxxxxxxxx>, Jan Beulich <JBeulich@xxxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxx>
Delivery-date: Fri, 09 Nov 2018 14:47:00 +0000
List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On Fri, Nov 09, 2018 at 02:42:55PM +0000, Andrew Cooper wrote:
> For order 32 or more, the shift will truncate.  Spotted by Coverity.
> 
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Reviewed-by: Wei Liu <wei.liu2@xxxxxxxxxx>

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References:
- [Xen-devel] [PATCH] x86/badpage: Fix badpage->order overflow
  - From: Andrew Cooper

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