Re: [Patch 5/11] Regulator: DA9052 regulator support v3

From: Ying-Chun Liu (PaulLiu)
Date: Fri Oct 07 2011 - 05:23:46 EST


(2011å07æ06æ 18:36), ashishj3 wrote:
> +static int __devinit da9052_regulator_probe(struct platform_device *pdev)
> +{
> + struct da9052_regulator *regulator;
> + struct da9052 *da9052;
> + struct da9052_pdata *pdata;
> + int ret;
> +
> + regulator = kzalloc(sizeof(struct da9052_regulator), GFP_KERNEL);
> + if (!regulator)
> + return -ENOMEM;
> +
> + da9052 = dev_get_drvdata(pdev->dev.parent);
> + pdata = da9052->dev->platform_data;
> +
> + regulator->info = find_regulator_info(pdev->id);
> + if (regulator->info == NULL) {
> + dev_err(&pdev->dev, "invalid regulator ID specified\n");
> + ret = -EINVAL;
> + goto err;
> + }
> +
> + regulator->rdev = regulator_register(&regulator->info->reg_desc,
> + &pdev->dev,
> + pdata->regulators[pdev->id],
> + regulator);
> + if (IS_ERR(regulator->rdev)) {
> + dev_err(&pdev->dev, "failed to register regulator %s\n",
> + regulator->info->reg_desc.name);
> + ret = PTR_ERR(regulator->rdev);
> + goto err;
> + }
> +
> + platform_set_drvdata(pdev, regulator);
> +
> + return 0;
> +err:
> + kfree(regulator);
> + return ret;
> +}

Hi Ashish,

It seems to me that in this function, regulator->da9052 isn't initialized.

Regards,
Paul
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