linux-kernel - Re: [PATCH] x86: uaccess_64: fix return value in __copy_from

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Message-ID: <20081118212919.GE19150@elte.hu>
Date:	Tue, 18 Nov 2008 22:29:19 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Hiroshi Shimamoto <h-shimamoto@...jp.nec.com>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86: uaccess_64: fix return value in __copy_from_user()


* Hiroshi Shimamoto <h-shimamoto@...jp.nec.com> wrote:

> From: Hiroshi Shimamoto <h-shimamoto@...jp.nec.com>
> 
> __copy_from_user() will return invalid value 16 when it fails to
> access user space and the size is 10.
> 
> Signed-off-by: Hiroshi Shimamoto <h-shimamoto@...jp.nec.com>
> ---
>  arch/x86/include/asm/uaccess_64.h |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)

applied to tip/x86/urgent, thanks!

	Ingo
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