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Message-ID: <CAPgLHd-xToKRxXtknB0O3DZnaqEAqJ4cXpV_HHnJNs0Gx9OVPA@mail.gmail.com> Date: Fri, 22 Feb 2013 12:33:50 +0800 From: Wei Yongjun <weiyj.lk@...il.com> To: myungjoo.ham@...sung.com, kyungmin.park@...sung.com, nm@...com Cc: yongjun_wei@...ndmicro.com.cn, linux-kernel@...r.kernel.org Subject: [PATCH] PM / devfreq: fix missing unlock on error in exynos4_busfreq_pm_notifier_event() From: Wei Yongjun <yongjun_wei@...ndmicro.com.cn> Add the missing unlock before return from function exynos4_busfreq_pm_notifier_event() in the error handling case. This issue introduced by commit 8fa938 (PM / devfreq: exynos4_bus: honor RCU lock usage) Signed-off-by: Wei Yongjun <yongjun_wei@...ndmicro.com.cn> --- drivers/devfreq/exynos4_bus.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/devfreq/exynos4_bus.c b/drivers/devfreq/exynos4_bus.c index 46d94e9..6208a68 100644 --- a/drivers/devfreq/exynos4_bus.c +++ b/drivers/devfreq/exynos4_bus.c @@ -974,6 +974,7 @@ static int exynos4_busfreq_pm_notifier_event(struct notifier_block *this, rcu_read_unlock(); dev_err(data->dev, "%s: unable to find a min freq\n", __func__); + mutex_unlock(&data->lock); return PTR_ERR(opp); } new_oppinfo.rate = opp_get_freq(opp); -- 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/
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