From: Hiroaki SHIMODA <shimoda.hiroaki@gmail.com>
Date: Mon, 6 Aug 2012 05:45:48 +0000 (+0000)
Subject: net_sched: act: Delete estimator in error path.
X-Git-Tag: v3.6-rc2~24^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=47fd92f5a76eb3f5b407773766e7d7fa1a179419;p=pandora-kernel.git

net_sched: act: Delete estimator in error path.

Some action modules free struct tcf_common in their error path
while estimator is still active. This results in est_timer()
dereference freed memory.
Add gen_kill_estimator() in ipt, pedit and simple action.

Signed-off-by: Hiroaki SHIMODA <shimoda.hiroaki@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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