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PCI: exynos: Add missing clk_disable_unprepare() on error path

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Add the missing clk_disable_unprepare() before return
from exynos_pcie_probe() in the error handling case.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Jingoo Han <jg1.han@samsung.com>
This commit is contained in:
Wei Yongjun 2013-09-29 10:29:11 +08:00 committed by Bjorn Helgaas
parent f62b878b4d
commit f8db3c9086
1 changed files with 12 additions and 6 deletions
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18
drivers/pci/host/pci-exynos.c
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@ -599,18 +599,24 @@ static int __init exynos_pcie_probe(struct platform_device *pdev)
elbi_base = platform_get_resource(pdev, IORESOURCE_MEM, 0); elbi_base = platform_get_resource(pdev, IORESOURCE_MEM, 0);
exynos_pcie->elbi_base = devm_ioremap_resource(&pdev->dev, elbi_base); exynos_pcie->elbi_base = devm_ioremap_resource(&pdev->dev, elbi_base);
if (IS_ERR(exynos_pcie->elbi_base)) if (IS_ERR(exynos_pcie->elbi_base)) {
return PTR_ERR(exynos_pcie->elbi_base); ret = PTR_ERR(exynos_pcie->elbi_base);
goto fail_bus_clk;
}
phy_base = platform_get_resource(pdev, IORESOURCE_MEM, 1); phy_base = platform_get_resource(pdev, IORESOURCE_MEM, 1);
exynos_pcie->phy_base = devm_ioremap_resource(&pdev->dev, phy_base); exynos_pcie->phy_base = devm_ioremap_resource(&pdev->dev, phy_base);
if (IS_ERR(exynos_pcie->phy_base)) if (IS_ERR(exynos_pcie->phy_base)) {
return PTR_ERR(exynos_pcie->phy_base); ret = PTR_ERR(exynos_pcie->phy_base);
goto fail_bus_clk;
}
block_base = platform_get_resource(pdev, IORESOURCE_MEM, 2); block_base = platform_get_resource(pdev, IORESOURCE_MEM, 2);
exynos_pcie->block_base = devm_ioremap_resource(&pdev->dev, block_base); exynos_pcie->block_base = devm_ioremap_resource(&pdev->dev, block_base);
if (IS_ERR(exynos_pcie->block_base)) if (IS_ERR(exynos_pcie->block_base)) {
return PTR_ERR(exynos_pcie->block_base); ret = PTR_ERR(exynos_pcie->block_base);
goto fail_bus_clk;
}
ret = add_pcie_port(pp, pdev); ret = add_pcie_port(pp, pdev);
if (ret < 0) if (ret < 0)