watchdog: dw_wdt: use devm_clk_get()

Use devm_clk_get() to make cleanup paths more simple.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

diff --git a/drivers/watchdog/dw_wdt.c b/drivers/watchdog/dw_wdt.c
index 20376698938252e789e5839ce70e5839dd5d5d22..2e70fd07ea404ebab60bcb11fa2cd10ecddc5ff6 100644 (file)
--- a/drivers/watchdog/dw_wdt.c
+++ b/drivers/watchdog/dw_wdt.c
@@ -305,13 +305,13 @@ static int dw_wdt_drv_probe(struct platform_device *pdev)
        if (IS_ERR(dw_wdt.regs))
                return PTR_ERR(dw_wdt.regs);
 
-       dw_wdt.clk = clk_get(&pdev->dev, NULL);
+       dw_wdt.clk = devm_clk_get(&pdev->dev, NULL);
        if (IS_ERR(dw_wdt.clk))
                return PTR_ERR(dw_wdt.clk);
 
        ret = clk_enable(dw_wdt.clk);
        if (ret)
-               goto out_put_clk;
+               return ret;
 
        spin_lock_init(&dw_wdt.lock);
 
@@ -327,8 +327,6 @@ static int dw_wdt_drv_probe(struct platform_device *pdev)
 
 out_disable_clk:
        clk_disable(dw_wdt.clk);
-out_put_clk:
-       clk_put(dw_wdt.clk);
 
        return ret;
 }
@@ -338,7 +336,6 @@ static int dw_wdt_drv_remove(struct platform_device *pdev)
        misc_deregister(&dw_wdt_miscdev);
 
        clk_disable(dw_wdt.clk);
-       clk_put(dw_wdt.clk);
 
        return 0;
 }