linux-kernel - Re: [PATCH] binfmt_flat: missing argv table

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Message-ID: <87tybpndvf.wl%ysato@users.sourceforge.jp>
Date:	Fri, 17 Jun 2011 15:58:12 +0900
From:	Yoshinori Sato <ysato@...rs.sourceforge.jp>
To:	Mike Frysinger <vapier.adi@...il.com>
Cc:	linux-kernel@...r.kernel.org,
	uClinux development list <uclinux-dev@...inux.org>
Subject: Re: [PATCH] binfmt_flat: missing argv table

At Wed, 15 Jun 2011 11:52:33 -0400,
Mike Frysinger wrote:
> 
> On Wed, Jun 15, 2011 at 03:30, Yoshinori Sato wrote:
> > "put_user" is multiple times evalute on argument
> > (in asm-generic/uaccess.h).
> > So this code building argv table include gabage.
> 
> NAK.  asm-generic/uaccess.h is broken.  i posted some fixes some time
> ago to lkml for the header to clean it all up, but it had some minor
> build warnings that needed to be addressed.
> 
> if you want to actually fix this issue, please start with my patch and
> get the issues around it resolved:
>   asm-generic: uaccess: do not expand args multiple times
> -mike

OK.
I found it. and trying cleanup.

-- 
Yoshinori Sato
<ysato@...rs.sourceforge.jp>
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