Re: [PATCH RESEND 2/5] watchdog: imx2_wdt: use devm_clk_get()

From: Guenter Roeck
Date: Mon Apr 29 2013 - 12:33:27 EST


On Mon, Apr 29, 2013 at 06:15:53PM +0900, Jingoo Han wrote:
> Use devm_clk_get() to make cleanup paths more simple.
>
> Signed-off-by: Jingoo Han <jg1.han@xxxxxxxxxxx>

Reviewed-by: Guenter Roeck <linux@xxxxxxxxxxxx>

> ---
> drivers/watchdog/imx2_wdt.c | 6 ++----
> 1 files changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/watchdog/imx2_wdt.c b/drivers/watchdog/imx2_wdt.c
> index ff90882..0c2b075 100644
> --- a/drivers/watchdog/imx2_wdt.c
> +++ b/drivers/watchdog/imx2_wdt.c
> @@ -266,7 +266,7 @@ static int __init imx2_wdt_probe(struct platform_device *pdev)
> if (IS_ERR(imx2_wdt.base))
> return PTR_ERR(imx2_wdt.base);
>
> - imx2_wdt.clk = clk_get(&pdev->dev, NULL);
> + imx2_wdt.clk = devm_clk_get(&pdev->dev, NULL);
> if (IS_ERR(imx2_wdt.clk)) {
> dev_err(&pdev->dev, "can't get Watchdog clock\n");
> return PTR_ERR(imx2_wdt.clk);
> @@ -291,7 +291,6 @@ static int __init imx2_wdt_probe(struct platform_device *pdev)
>
> fail:
> imx2_wdt_miscdev.parent = NULL;
> - clk_put(imx2_wdt.clk);
> return ret;
> }
>
> @@ -304,8 +303,7 @@ static int __exit imx2_wdt_remove(struct platform_device *pdev)
>
> dev_crit(imx2_wdt_miscdev.parent,
> "Device removed: Expect reboot!\n");
> - } else
> - clk_put(imx2_wdt.clk);
> + }
>
> imx2_wdt_miscdev.parent = NULL;
> return 0;
> --
> 1.7.2.5
>
>
> --
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