diff mbox series

can: flexcan: Fix runtime PM imbalance on error

Message ID 20200522094340.18059-1-dinghao.liu@zju.edu.cn
State New
Headers show
Series can: flexcan: Fix runtime PM imbalance on error | expand

Commit Message

Dinghao Liu May 22, 2020, 9:43 a.m. UTC 
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 mbox series

Patch

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;
 }