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Re: [Xen-devel] [PATCH] tools/libxl: Fix a segment fault when mmio_hole is set in hvm.cfg

To: Xiong Zhang <xiong.y.zhang@xxxxxxxxx>
From: Wei Liu <wei.liu2@xxxxxxxxxx>
Date: Wed, 12 Jul 2017 11:15:13 +0100
Cc: ian.jackson@xxxxxxxxxxxxx, wei.liu2@xxxxxxxxxx, xen-devel@xxxxxxxxxxxxx
Delivery-date: Wed, 12 Jul 2017 10:15:59 +0000
List-id: Xen developer discussion <xen-devel.lists.xen.org>

On Thu, Jul 13, 2017 at 10:03:39AM +0800, Xiong Zhang wrote:
> When valid mmio_hole is set in hvm.cfg, segment fault happens at accessing
> localents pointer.
> 
> Because the size of localents pointer isn't enough to store appended
> mmio_hole_size parameter.
> 
> Signed-off-by: Xiong Zhang <xiong.y.zhang@xxxxxxxxx>

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

Ian please backport this.

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References:
- [Xen-devel] [PATCH] tools/libxl: Fix a segment fault when mmio_hole is set in hvm.cfg
  - From: Xiong Zhang

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