linux-kernel - [PATCH 4/7] devfreq: exynos: dev_pm_opp_put

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Message-Id: <b3c936d862b8c81ab568f38bd7acc438cb7efac8.1604646059.git.viresh.kumar@linaro.org>
Date:   Fri,  6 Nov 2020 12:33:24 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Chanwoo Choi <cw00.choi@...sung.com>,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        Kukjin Kim <kgene@...nel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>
Cc:     Viresh Kumar <viresh.kumar@...aro.org>, linux-pm@...r.kernel.org,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Rafael Wysocki <rjw@...ysocki.net>,
        Stephen Boyd <sboyd@...nel.org>, Nishanth Menon <nm@...com>,
        digetx@...il.com, linux-samsung-soc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 4/7] devfreq: exynos: dev_pm_opp_put_*() accepts NULL argument

The dev_pm_opp_put_*() APIs now accepts a NULL opp_table pointer and so
there is no need for us to carry the extra check. Drop them.

Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
---
 drivers/devfreq/exynos-bus.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/devfreq/exynos-bus.c b/drivers/devfreq/exynos-bus.c
index 1e684a448c9e..143fd58ec3dc 100644
--- a/drivers/devfreq/exynos-bus.c
+++ b/drivers/devfreq/exynos-bus.c
@@ -158,10 +158,8 @@ static void exynos_bus_exit(struct device *dev)
 
 	dev_pm_opp_of_remove_table(dev);
 	clk_disable_unprepare(bus->clk);
-	if (bus->opp_table) {
-		dev_pm_opp_put_regulators(bus->opp_table);
-		bus->opp_table = NULL;
-	}
+	dev_pm_opp_put_regulators(bus->opp_table);
+	bus->opp_table = NULL;
 }
 
 static void exynos_bus_passive_exit(struct device *dev)
@@ -444,10 +442,8 @@ static int exynos_bus_probe(struct platform_device *pdev)
 	dev_pm_opp_of_remove_table(dev);
 	clk_disable_unprepare(bus->clk);
 err_reg:
-	if (!passive) {
-		dev_pm_opp_put_regulators(bus->opp_table);
-		bus->opp_table = NULL;
-	}
+	dev_pm_opp_put_regulators(bus->opp_table);
+	bus->opp_table = NULL;
 
 	return ret;
 }
-- 
2.25.0.rc1.19.g042ed3e048af