Re: [PATCH] ARM: imx: fix the return value check inimx_clk_busy_divider()

From: Sascha Hauer
Date: Mon Oct 08 2012 - 06:56:40 EST


On Fri, Sep 21, 2012 at 02:14:25PM +0800, Wei Yongjun wrote:
> From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
>
> In case of error, the function clk_register() returns ERR_PTR()
> no NULL pointer. The NULL test in the return value check should
> be replaced with IS_ERR().
>
> dpatch engine is used to auto generated this patch.
> (https://github.com/weiyj/dpatch)
>
> Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>

Applied, thanks

Sascha

> ---
> arch/arm/mach-imx/clk-busy.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/mach-imx/clk-busy.c b/arch/arm/mach-imx/clk-busy.c
> index 1a7a8dd..1ab91b5 100644
> --- a/arch/arm/mach-imx/clk-busy.c
> +++ b/arch/arm/mach-imx/clk-busy.c
> @@ -108,7 +108,7 @@ struct clk *imx_clk_busy_divider(const char *name, const char *parent_name,
> busy->div.hw.init = &init;
>
> clk = clk_register(NULL, &busy->div.hw);
> - if (!clk)
> + if (IS_ERR(clk))
> kfree(busy);
>
> return clk;
>
>
>

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