linux-kernel - Re: PATCH: fd leak if pipe() is called with an invalid address.

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Message-ID: <20090710031854.GC5694@cr0.nay.redhat.com>
Date:	Fri, 10 Jul 2009 11:18:54 +0800
From:	Amerigo Wang <xiyou.wangcong@...il.com>
To:	Changli Gao <xiaosuo@...il.com>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: PATCH: fd leak if pipe() is called with an invalid address.

On Thu, Jul 02, 2009 at 03:21:55PM +0800, Changli Gao wrote:
>fd leak if pipe() is called with an invalid address.
>
>Though -EFAULT is returned, the file descriptors opened by pipe() call
>are left open.
>
>Signed-off-by: Changli Gao <xiaosuo@...il.com>
>----
>
> x86/ia32/sys_ia32.c     |    5 ++++-
> xtensa/kernel/syscall.c |    5 ++++-
> 2 files changed, 8 insertions(+), 2 deletions(-)
>
>
>--- arch/x86/ia32/sys_ia32.c.orig	2009-07-02 15:08:39.000000000 +0800
>+++ arch/x86/ia32/sys_ia32.c	2009-07-02 15:09:49.000000000 +0800

This patch is not correctly made... You need to make the patch in the
_upper_ directory of the top source code tree (if you don't use git),
so that we can apply it with 'patch -p1 < XXX'.

Probably this is the reason why Linus still doesn't merge it.

Can you re-make it and resend with my Acked-by?

Thanks.
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