linux-kernel - Re: [PATCH] sys_waitid: return -EFAULT for NULL

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Date:	Tue, 13 Jan 2009 16:24:39 -0800
From:	Ulrich Drepper <drepper@...hat.com>
To:	mtk.manpages@...il.com
CC:	Roland McGrath <roland@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	torvalds@...ux-foundation.org, linux-kernel@...r.kernel.org,
	vegard.nossum@...il.com, linux-man@...r.kernel.org,
	stable@...nel.org
Subject: Re: [PATCH] sys_waitid: return -EFAULT for NULL

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Michael Kerrisk wrote:
> I don't feel strongly about this, but lean towards the idea that we
> should fix things, as per Roland's patch, and I suspect we can get
> away with it, for the reasons I mentioned already.

Yes, change it, it will only cause harm leaving it.  I very much doubt
any programmer deliberately uses this case and if it's not deliberate
they likely want to know about it.

- --
➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧ Mountain View, CA ❖
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