linux-kernel - Re: kfree(0)

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <Pine.LNX.4.64.0708171342190.9404@schroedinger.engr.sgi.com>
Date:	Fri, 17 Aug 2007 13:43:20 -0700 (PDT)
From:	Christoph Lameter <clameter@....com>
To:	Andrew Morton <akpm@...ux-foundation.org>
cc:	Satyam Sharma <satyam@...radead.org>,
	Arjan van de Ven <arjan@...radead.org>,
	Tim Bird <tim.bird@...sony.com>,
	linux kernel <linux-kernel@...r.kernel.org>
Subject: Re: kfree(0) - ok?

On Fri, 17 Aug 2007, Andrew Morton wrote:

> are we seeing a pattern here?  We could stick the unlikely inside
> ZERO_OR_NULL_PTR() itself.  That's a little bit sleazy though - there might
> be future callsites at which it is likely, who knows?

Thought about that myself but then there would be a weird side effect to 
ZERO_OR_NULL_PTR(). But since your thinking along the same lines: Lets do 
it. I will fix up the patch to do just that.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/