hwmon: tmp513: Simplify tmp51x_read_properties()

Simplify tmp51x_read_properties() by replacing 'nfactor' ->'data->nfactor'
in device_property_read_u32_array() and drop the local variable as it is
unused.
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230907071404.24334-3-biju.das.jz@bp.renesas.comSigned-off-by: Guenter Roeck <linux@roeck-us.net>

drivers/hwmon/tmp513.c

@@ -653,7 +653,6 @@ static int tmp51x_pga_gain_to_reg(struct device *dev, struct tmp51x_data *data)
 static int tmp51x_read_properties(struct device *dev, struct tmp51x_data *data)
 {
 	int ret;
-	u32 nfactor[3];
 	u32 val;
 
 	ret = device_property_read_u32(dev, "shunt-resistor-micro-ohms", &val);
@@ -671,10 +670,8 @@ static int tmp51x_read_properties(struct device *dev, struct tmp51x_data *data)
 	if (ret < 0)
 		return ret;
 
-	ret = device_property_read_u32_array(dev, "ti,nfactor", nfactor,
-					    data->max_channels - 1);
-	if (ret >= 0)
-		memcpy(data->nfactor, nfactor, data->max_channels - 1);
+	device_property_read_u32_array(dev, "ti,nfactor", data->nfactor,
+				       data->max_channels - 1);
 
 	// Check if shunt value is compatible with pga-gain
 	if (data->shunt_uohms > data->pga_gain * 40 * 1000 * 1000) {