netdev - [PATCH 13/13] can: flexcan: disable runtime PM if register flexcandev failed

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Date:   Wed, 30 Sep 2020 22:18:16 +0200
From:   Marc Kleine-Budde <mkl@...gutronix.de>
To:     netdev@...r.kernel.org
Cc:     davem@...emloft.net, linux-can@...r.kernel.org,
        kernel@...gutronix.de, Joakim Zhang <qiangqing.zhang@....com>,
        Marc Kleine-Budde <mkl@...gutronix.de>
Subject: [PATCH 13/13] can: flexcan: disable runtime PM if register flexcandev failed

From: Joakim Zhang <qiangqing.zhang@....com>

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

Signed-off-by: Joakim Zhang <qiangqing.zhang@....com>
Link: https://lore.kernel.org/r/20200929211557.14153-4-qiangqing.zhang@nxp.com
Signed-off-by: Marc Kleine-Budde <mkl@...gutronix.de>
---
 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 9cf1de42f428..fbdd9a8c9374 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -2057,6 +2057,8 @@ 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;
 }
-- 
2.28.0