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List:       linaro-kernel
Subject:    Re: [PATCH V4] PM / OPP: Pass opp_table to dev_pm_opp_put_regulator()
From:       Viresh Kumar <viresh.kumar () linaro ! org>
Date:       2016-11-30 10:59:45
Message-ID: 20161130104745.GM3288 () vireshk-i7
[Download RAW message or body]

On 30-11-16, 09:29, Viresh Kumar wrote:
> +struct opp_table *dev_pm_opp_set_regulator(struct device *dev, const char *name)
>  {
>  	struct opp_table *opp_table;
>  	struct regulator *reg;
> -	int ret;
>  
>  	mutex_lock(&opp_table_lock);
>  
>  	opp_table = _add_opp_table(dev);
>  	if (!opp_table) {
> -		ret = -ENOMEM;
> +		opp_table = ERR_PTR(-ENOMEM);
>  		goto unlock;
>  	}
>  
>  	/* This should be called before OPPs are initialized */
>  	if (WARN_ON(!list_empty(&opp_table->opp_list))) {
> -		ret = -EBUSY;
> +		opp_table = ERR_PTR(-EBUSY);

The pointer opp_table shouldn't be overwritten here as it will be used
in the error path. Will resend the patch shortly.

-- 
viresh
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