Re: [Xen-devel] [PATCH] x86: Fix put_gfn in XEN_DOMCTL_getpageframeinfo3

[Keir Fraser <keir@xxxxxxx>]

On 22/03/2012 10:09, "Tim Deegan" <tim@xxxxxxx> wrote:

> # HG changeset patch
> # User Tim Deegan <tim@xxxxxxx>
> # Date 1332410974 0
> # Node ID 0ac27965667da28c3cf01d72c77bdf2c712efbf7
> # Parent  713bc70e5fe71670bd40de2c5524cade6220afcf
> x86: Fix put_gfn in XEN_DOMCTL_getpageframeinfo3.
> 
> Reported by Christian Limpach.
> Signed-off-by: Tim Deegan <tim@xxxxxxx>

Acked-by: Keir Fraser <keir@xxxxxxx>

> diff -r 713bc70e5fe7 -r 0ac27965667d xen/arch/x86/domctl.c
> --- a/xen/arch/x86/domctl.c Wed Mar 21 09:37:24 2012 +0100
> +++ b/xen/arch/x86/domctl.c Thu Mar 22 10:09:34 2012 +0000
> @@ -237,8 +237,8 @@ long arch_do_domctl(
>                      else
>                          type = XEN_DOMCTL_PFINFO_XTAB;
>  
> +                    put_gfn(d, arr[j]);
>                      arr[j] = type;
> -                    put_gfn(d, arr[j]);
>                  }
>  
>                  if ( copy_to_guest_offset(domctl->u.getpageframeinfo3.array,
> 
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