linux-kernel - [PATCH v2 06/19] PM / devfreq: tegra: Fix missed error checking on devfreq initialization failure

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Date:   Mon, 15 Apr 2019 17:54:52 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Tomeu Vizoso <tomeu.vizoso@...labora.com>
Cc:     linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-pm@...r.kernel.org
Subject: [PATCH v2 06/19] PM / devfreq: tegra: Fix missed error checking on devfreq initialization failure

The code doesn't check for devfreq initialization failure, fix it.

Signed-off-by: Dmitry Osipenko <digetx@...il.com>
---
 drivers/devfreq/tegra-devfreq.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/devfreq/tegra-devfreq.c b/drivers/devfreq/tegra-devfreq.c
index f0f0d78f6cbf..aa0478464b35 100644
--- a/drivers/devfreq/tegra-devfreq.c
+++ b/drivers/devfreq/tegra-devfreq.c
@@ -707,6 +707,10 @@ static int tegra_devfreq_probe(struct platform_device *pdev)
 						 &tegra_devfreq_profile,
 						 "tegra_actmon",
 						 NULL);
+	if (IS_ERR(tegra->devfreq)) {
+		err = PTR_ERR(tegra->devfreq);
+		return err;
+	}
 
 	return 0;
 }
-- 
2.21.0