[PATCH] [v2] PCI: qcom: Fix runtime PM imbalance on error

[Dinghao Liu]

pm_runtime_get_sync() increments the runtime PM usage counter even
it returns an error code. Thus a pairing decrement is needed on
the error handling path to keep the counter balanced.

Signed-off-by: Dinghao Liu <dinghao....@zju.edu.cn>
---

Changelog:

v2: - Remove redundant brackets.
---
 drivers/pci/controller/dwc/pcie-qcom.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/pci/controller/dwc/pcie-qcom.c 
b/drivers/pci/controller/dwc/pcie-qcom.c
index 138e1a2d21cc..12abdfbff5ca 100644
--- a/drivers/pci/controller/dwc/pcie-qcom.c
+++ b/drivers/pci/controller/dwc/pcie-qcom.c
@@ -1339,10 +1339,8 @@ static int qcom_pcie_probe(struct platform_device *pdev)
 
        pm_runtime_enable(dev);
        ret = pm_runtime_get_sync(dev);
-       if (ret < 0) {
-               pm_runtime_disable(dev);
-               return ret;
-       }
+       if (ret < 0)
+               goto err_pm_runtime_put;
 
        pci->dev = dev;
        pci->ops = &dw_pcie_ops;
-- 
2.17.1