USB: ohci-exynos: use devm_clk_get()

The devm_ functions allocate memory that is released when a driver
detaches. This patch uses devm_clk_get() for these functions.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/host/ohci-exynos.c b/drivers/usb/host/ohci-exynos.c
index 9e3d2da7537a6fad6b32c88fe86b223c118abad8..2f303295b428b0f10f867aaea5ac2daee4583e5e 100644 (file)
--- a/drivers/usb/host/ohci-exynos.c
+++ b/drivers/usb/host/ohci-exynos.c
@@ -115,7 +115,7 @@ static int __devinit exynos_ohci_probe(struct platform_device *pdev)
        }
 
        exynos_ohci->hcd = hcd;
-       exynos_ohci->clk = clk_get(&pdev->dev, "usbhost");
+       exynos_ohci->clk = devm_clk_get(&pdev->dev, "usbhost");
 
        if (IS_ERR(exynos_ohci->clk)) {
                dev_err(&pdev->dev, "Failed to get usbhost clock\n");
@@ -125,7 +125,7 @@ static int __devinit exynos_ohci_probe(struct platform_device *pdev)
 
        err = clk_prepare_enable(exynos_ohci->clk);
        if (err)
-               goto fail_clken;
+               goto fail_clk;
 
        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
        if (!res) {
@@ -168,8 +168,6 @@ static int __devinit exynos_ohci_probe(struct platform_device *pdev)
 
 fail_io:
        clk_disable_unprepare(exynos_ohci->clk);
-fail_clken:
-       clk_put(exynos_ohci->clk);
 fail_clk:
        usb_put_hcd(hcd);
        return err;
@@ -187,7 +185,6 @@ static int __devexit exynos_ohci_remove(struct platform_device *pdev)
                pdata->phy_exit(pdev, S5P_USB_PHY_HOST);
 
        clk_disable_unprepare(exynos_ohci->clk);
-       clk_put(exynos_ohci->clk);
 
        usb_put_hcd(hcd);