[PATCH] ARM: OMAP3: Beagle: fix return value check in beagle_opp_init()

[Tony Lindgren]

* Wei Yongjun <weiyj.lk at gmail.com> [131029 22:23]:
> From: Wei Yongjun <yongjun_wei at trendmicro.com.cn>
> 
> In case of error, the function get_cpu_device() returns NULL pointer
> not ERR_PTR(). The IS_ERR() test in the return value check should be
> replaced with NULL test.
> 
> Signed-off-by: Wei Yongjun <yongjun_wei at trendmicro.com.cn>

Thanks applying into omap-for-v3.13/fixes.

Tony

> ---
>  arch/arm/mach-omap2/board-omap3beagle.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
> index a516c1b..d6ed819 100644
> --- a/arch/arm/mach-omap2/board-omap3beagle.c
> +++ b/arch/arm/mach-omap2/board-omap3beagle.c
> @@ -510,7 +510,7 @@ static int __init beagle_opp_init(void)
>  		mpu_dev = get_cpu_device(0);
>  		iva_dev = omap_device_get_by_hwmod_name("iva");
>  
> -		if (IS_ERR(mpu_dev) || IS_ERR(iva_dev)) {
> +		if (!mpu_dev || IS_ERR(iva_dev)) {
>  			pr_err("%s: Aiee.. no mpu/dsp devices? %p %p\n",
>  				__func__, mpu_dev, iva_dev);
>  			return -ENODEV;
>