Messages in this thread Patch in this message | | | From | Navid Emamdoost <> | Subject | [PATCH] PCI: qcom: handle pm_runtime_get_sync failure case | Date | Thu, 4 Jun 2020 22:16:43 -0500 |
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Calling pm_runtime_get_sync increments the counter even in case of failure, causing incorrect ref count. Call pm_runtime_put if pm_runtime_get_sync fails.
Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com> --- 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..48c434e6e915 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
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