From: MyungJoo Ham <myungjoo.ham@samsung.com>
Date: Wed, 21 Nov 2012 10:04:51 +0000 (+0900)
Subject: PM / devfreq: missing rcu_read_lock() added for find_device_opp()
X-Git-Tag: omap-for-v3.8/fixes-for-merge-window-v4-signed~88^2~4^2~1^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=389baed01edd298c9622c6e28de5e7e250c8767d;p=pandora-kernel.git

PM / devfreq: missing rcu_read_lock() added for find_device_opp()

opp_get_notifier() uses find_device_opp(), which requires to
held rcu_read_lock. In order to keep the notifier-header
valid, we have added rcu_read_lock().

Reported-by: Kees Cook <keescook@chromium.org>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
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