| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.4 231/411] PCI: qcom: Fix runtime PM imbalance on probe errors | Date | Mon, 13 Jun 2022 12:08:24 +0200 |
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From: Johan Hovold <johan+linaro@kernel.org>
commit 87d83b96c8d6c6c2d2096bd0bdba73bcf42b8ef0 upstream.
Drop the leftover pm_runtime_disable() calls from the late probe error paths that would, for example, prevent runtime PM from being reenabled after a probe deferral.
Link: https://lore.kernel.org/r/20220401133854.10421-2-johan+linaro@kernel.org Fixes: 6e5da6f7d824 ("PCI: qcom: Fix error handling in runtime PM support") Signed-off-by: Johan Hovold <johan+linaro@kernel.org> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> Acked-by: Stanimir Varbanov <svarbanov@mm-sol.com> Cc: stable@vger.kernel.org # 4.20 Cc: Bjorn Andersson <bjorn.andersson@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/pci/controller/dwc/pcie-qcom.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-)
--- a/drivers/pci/controller/dwc/pcie-qcom.c +++ b/drivers/pci/controller/dwc/pcie-qcom.c @@ -1343,17 +1343,14 @@ static int qcom_pcie_probe(struct platfo } ret = phy_init(pcie->phy); - if (ret) { - pm_runtime_disable(&pdev->dev); + if (ret) goto err_pm_runtime_put; - } platform_set_drvdata(pdev, pcie); ret = dw_pcie_host_init(pp); if (ret) { dev_err(dev, "cannot initialize host\n"); - pm_runtime_disable(&pdev->dev); goto err_pm_runtime_put; }
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