[PATCH v2] media: atmel: atmel-isc: Fix PM disable depth imbalance in atmel_isc_probe

[Miaoqian Lin]

The pm_runtime_enable will increase power disable depth.
If the probe fails, we should use pm_runtime_disable() to balance
pm_runtime_enable().

Fixes: 0a0e265 ("media: atmel: atmel-isc: split driver into driver base and isc")
Signed-off-by: Miaoqian Lin <linmq006 at gmail.com>
---
changes in v2:
- remove unused label.
---
 drivers/media/platform/atmel/atmel-sama5d2-isc.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/media/platform/atmel/atmel-sama5d2-isc.c b/drivers/media/platform/atmel/atmel-sama5d2-isc.c
index 1b2063cce0f7..7f1ebbb25437 100644
--- a/drivers/media/platform/atmel/atmel-sama5d2-isc.c
+++ b/drivers/media/platform/atmel/atmel-sama5d2-isc.c
@@ -559,6 +559,8 @@ static int atmel_isc_probe(struct platform_device *pdev)
 cleanup_subdev:
 	isc_subdev_cleanup(isc);
 
+	pm_runtime_disable(dev);
+
 unregister_v4l2_device:
 	v4l2_device_unregister(&isc->v4l2_dev);
 
-- 
2.17.1