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Subject[PATCH] can: flexcan: Fix runtime PM imbalance on error
Date
When register_flexcandev() returns an error code, a
pairing runtime PM usage counter decrement is needed
to keep the counter balanced.

Also, call pm_runtime_disable() when register_flexcandev()
returns an error code.

Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
---
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 94d10ec954a0..ea193426e5ae 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -1666,6 +1666,8 @@ 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
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