[PATCH v6 3/5] hwmon: (pmbus/core): Add rdev in pmbus_data struct

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Add regulator device in pmbus_data & initialize the same during PMBus
regulator register.

Signed-off-by: Naresh Solanki <Naresh.Solanki@xxxxxxxxxxxxx>

---
Change in V5:
- Fix error check for rdev
---
 drivers/hwmon/pmbus/pmbus_core.c | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c
index b005a1c8ad7e..afd98e639b4f 100644
--- a/drivers/hwmon/pmbus/pmbus_core.c
+++ b/drivers/hwmon/pmbus/pmbus_core.c
@@ -81,6 +81,7 @@ struct pmbus_label {
 struct pmbus_data {
 	struct device *dev;
 	struct device *hwmon_dev;
+	struct regulator_dev **rdevs;
 
 	u32 flags;		/* from platform data */
 
@@ -3095,9 +3096,13 @@ static int pmbus_regulator_register(struct pmbus_data *data)
 	struct device *dev = data->dev;
 	const struct pmbus_driver_info *info = data->info;
 	const struct pmbus_platform_data *pdata = dev_get_platdata(dev);
-	struct regulator_dev *rdev;
 	int i;
 
+	data->rdevs = devm_kzalloc(dev, sizeof(struct regulator_dev *) * info->num_regulators,
+				  GFP_KERNEL);
+	if (!data->rdevs)
+		return -ENOMEM;
+
 	for (i = 0; i < info->num_regulators; i++) {
 		struct regulator_config config = { };
 
@@ -3107,10 +3112,10 @@ static int pmbus_regulator_register(struct pmbus_data *data)
 		if (pdata && pdata->reg_init_data)
 			config.init_data = &pdata->reg_init_data[i];
 
-		rdev = devm_regulator_register(dev, &info->reg_desc[i],
+		data->rdevs[i] = devm_regulator_register(dev, &info->reg_desc[i],
 					       &config);
-		if (IS_ERR(rdev))
-			return dev_err_probe(dev, PTR_ERR(rdev),
+		if (IS_ERR(data->rdevs[i]))
+			return dev_err_probe(dev, PTR_ERR(data->rdevs[i]),
 					     "Failed to register %s regulator\n",
 					     info->reg_desc[i].name);
 	}
-- 
2.37.3




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