netdev - [PATCH V2 3/3] can: flexcan: disable runtime PM if register flexcandev failed

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Message-Id: <20200927160801.28569-4-qiangqing.zhang@nxp.com>
Date:   Mon, 28 Sep 2020 00:08:01 +0800
From:   Joakim Zhang <qiangqing.zhang@....com>
To:     mkl@...gutronix.de, linux-can@...r.kernel.org
Cc:     linux-imx@....com, netdev@...r.kernel.org
Subject: [PATCH V2 3/3] can: flexcan: disable runtime PM if register flexcandev failed

Disable runtime PM if register flexcandev failed, and balance reference
of usage_count.

Signed-off-by: Joakim Zhang <qiangqing.zhang@....com>
---
ChangeLogs:
V1->V2:
	* no changes.
---
 drivers/net/can/flexcan.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index 4844dbf77c9c..ee6d220a4b12 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -2075,6 +2075,8 @@ static int flexcan_probe(struct platform_device *pdev)
 	return 0;
 
  failed_register:
+	pm_runtime_put_noidle(&pdev->dev);
+	pm_runtime_disable(&pdev->dev);
 	free_candev(dev);
 	return err;
 }
-- 
2.17.1