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Re: [Qemu-trivial] [PATCH 1/2] exec.c: Fix off-by-one error in register_

From: Stefan Hajnoczi
Subject: Re: [Qemu-trivial] [PATCH 1/2] exec.c: Fix off-by-one error in register_subpage
Date: Fri, 3 Aug 2012 10:55:15 +0100
User-agent: Mutt/1.5.21 (2010-09-15)

On Wed, Jul 25, 2012 at 06:45:03PM -0400, Tyler Hall wrote:
> subpage_register() expects "end" to be the last byte in the mapping.
> Registering a non-page-aligned memory region that extends up to or
> beyond a page boundary causes subpage_register() to silently fail
> through the (end >= PAGE_SIZE) check.
> This bug does not cause noticeable problems for mappings that do not
> extend to a page boundary, though they do register an extra byte.
> Signed-off-by: Tyler Hall <address@hidden>
> ---
>  exec.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Thanks, both applied to the trivial patches tree:


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