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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Dinghao Liu <dinghao.liu@zju.edu.cn>,
        Hans Verkuil <hverkuil-cisco@xs4all.nl>,
        Mauro Carvalho Chehab <mchehab+huawei@kernel.org>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.4 338/408] media: platform: sti: hva: Fix runtime PM imbalance on error
Date:   Tue, 27 Oct 2020 14:54:36 +0100
Message-Id: <20201027135510.715547039@linuxfoundation.org>
In-Reply-To: <20201027135455.027547757@linuxfoundation.org>
References: <20201027135455.027547757@linuxfoundation.org>
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From: Dinghao Liu <dinghao.liu@zju.edu.cn>

[ Upstream commit d912a1d9e9afe69c6066c1ceb6bfc09063074075 ]

pm_runtime_get_sync() increments the runtime PM usage counter even
when it returns an error code. Thus a pairing decrement is needed on
the error handling path to keep the counter balanced.

Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/media/platform/sti/hva/hva-hw.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/platform/sti/hva/hva-hw.c b/drivers/media/platform/sti/hva/hva-hw.c
index bb13348be0832..43f279e2a6a38 100644
--- a/drivers/media/platform/sti/hva/hva-hw.c
+++ b/drivers/media/platform/sti/hva/hva-hw.c
@@ -389,7 +389,7 @@ int hva_hw_probe(struct platform_device *pdev, struct hva_dev *hva)
 	ret = pm_runtime_get_sync(dev);
 	if (ret < 0) {
 		dev_err(dev, "%s     failed to set PM\n", HVA_PREFIX);
-		goto err_clk;
+		goto err_pm;
 	}
 
 	/* check IP hardware version */
-- 
2.25.1