From: Oleg Nesterov <oleg@tv-sign.ru>
Date: Mon, 30 Oct 2006 06:46:43 +0000 (-0800)
Subject: [PATCH] xacct_add_tsk: fix pure theoretical ->mm use-after-free
X-Git-Tag: v2.6.19-rc4~9
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f0ec1aaf54caddd21c259aea8b2ecfbde4ee4fb9;p=pandora-kernel.git

[PATCH] xacct_add_tsk: fix pure theoretical ->mm use-after-free

Paranoid fix. The task can free its ->mm after the 'if (p->mm)' check.

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Cc: Shailabh Nagar <nagar@watson.ibm.com>
Cc: Balbir Singh <balbir@in.ibm.com>
Cc: Jay Lan <jlan@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

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