linux-kernel - Re: kernel memory leak fix for af

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Date:	Sun, 16 Jul 2006 00:57:34 -0400 (EDT)
From:	James Morris <jmorris@...ei.org>
To:	Catherine Zhang <cxzhang@...son.ibm.com>
cc:	linux-kernel@...r.kernel.org, michal.k.k.piotrowski@...il.com,
	catalin.marinas@...il.com, czhang.us@...il.com,
	Stephen Smalley <sds@...ho.nsa.gov>
Subject: Re: kernel memory leak fix for af_unix datagram getpeersec

On Sun, 16 Jul 2006, Catherine Zhang wrote:

> 
> Hi, Catalin and Michal,
> 
> Enclosed please find the patch against 2.6.18-rc1 that fixed the kernel 
> memory leak problem.

The core kernel code doesn't know anything about secdata, as it is up to 
the LSM to determine what it is (in the case of SELinux, a kmalloc'd 
buffer).

So, you need a cleanup hook which allows the LSM to free the secdata if 
required.


- James
-- 
James Morris
<jmorris@...ei.org>
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