[PATCH] PCI: tegra: handle failure case of pm_runtime_get_sync

[Navid Emamdoost]

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.emamdo...@gmail.com>
---
 drivers/pci/controller/pci-tegra.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/pci/controller/pci-tegra.c 
b/drivers/pci/controller/pci-tegra.c
index 3e64ba6a36a8..3d4b448fd8df 100644
--- a/drivers/pci/controller/pci-tegra.c
+++ b/drivers/pci/controller/pci-tegra.c
@@ -2712,6 +2712,7 @@ static int tegra_pcie_probe(struct platform_device *pdev)
        err = pm_runtime_get_sync(pcie->dev);
        if (err < 0) {
                dev_err(dev, "fail to enable pcie controller: %d\n", err);
+               pm_runtime_put_sync(pcie->dev);
                goto teardown_msi;
        }
 
-- 
2.17.1