[PATCH] media: venus: core: Fix runtime PM imbalance in venus_probe

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pm_runtime_get_sync() increments the runtime PM usage counter even
when it returns an error code. Thus a pairing decrement is needed on
the error handling path to keep the counter balanced. For other error
paths after this call, things are the same.

Signed-off-by: Dinghao Liu <dinghao.liu@xxxxxxxxxx>
---
 drivers/media/platform/qcom/venus/core.c | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c
index 194b10b98767..37db3b594dca 100644
--- a/drivers/media/platform/qcom/venus/core.c
+++ b/drivers/media/platform/qcom/venus/core.c
@@ -289,18 +289,24 @@ static int venus_probe(struct platform_device *pdev)
 		goto err_core_deinit;
 
 	ret = pm_runtime_put_sync(dev);
-	if (ret)
-		goto err_dev_unregister;
+	if (ret) {
+		v4l2_device_unregister(&core->v4l2_dev);
+		hfi_core_deinit(core, false);
+		venus_shutdown(core);
+		pm_runtime_set_suspended(dev);
+		pm_runtime_disable(dev);
+		hfi_destroy(core);
+		return ret;
+	}
 
 	return 0;
 
-err_dev_unregister:
-	v4l2_device_unregister(&core->v4l2_dev);
 err_core_deinit:
 	hfi_core_deinit(core, false);
 err_venus_shutdown:
 	venus_shutdown(core);
 err_runtime_disable:
+	pm_runtime_put_noidle(dev);
 	pm_runtime_set_suspended(dev);
 	pm_runtime_disable(dev);
 	hfi_destroy(core);
-- 
2.17.1




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