Re: [patch] PM / OPP: passing NULL to PTR_ERR()

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On 21-09-15, 19:26, Dan Carpenter wrote:
> The code was using PTR_ERR(NULL) which causes a static checker warning.
> I have fixed up the printks and changed the return to -ENOENT.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> 
> diff --git a/drivers/base/power/opp/cpu.c b/drivers/base/power/opp/cpu.c
> index 3d946b5..7654c56 100644
> --- a/drivers/base/power/opp/cpu.c
> +++ b/drivers/base/power/opp/cpu.c
> @@ -223,8 +223,7 @@ int dev_pm_opp_of_get_sharing_cpus(struct device *cpu_dev, cpumask_var_t cpumask
>  	/* Get OPP descriptor node */
>  	np = _of_get_opp_desc_node(cpu_dev);
>  	if (!np) {
> -		dev_dbg(cpu_dev, "%s: Couldn't find opp node: %ld\n", __func__,
> -			PTR_ERR(np));
> +		dev_dbg(cpu_dev, "%s: Couldn't find cpu_dev node.\n", __func__);
>  		return -ENOENT;
>  	}
>  
> @@ -247,9 +246,9 @@ int dev_pm_opp_of_get_sharing_cpus(struct device *cpu_dev, cpumask_var_t cpumask
>  		/* Get OPP descriptor node */
>  		tmp_np = _of_get_opp_desc_node(tcpu_dev);
>  		if (!tmp_np) {
> -			dev_err(tcpu_dev, "%s: Couldn't find opp node: %ld\n",
> -				__func__, PTR_ERR(tmp_np));
> -			ret = PTR_ERR(tmp_np);
> +			dev_err(tcpu_dev, "%s: Couldn't find tcpu_dev node.\n",
> +				__func__);
> +			ret = -ENOENT;
>  			goto put_cpu_node;
>  		}

Acked-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>

-- 
viresh
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