power: supply: max17042_battery: Use devm_work_autocancel()

Use devm_work_autocancel() instead of hand-writing it.
This saves a few lines of code.

Signed-off-by: Christophe JAILLET <[e-mail]>
Reviewed-by: Hans de Goede <[e-mail]>
Reviewed-by: Krzysztof Kozlowski <[e-mail]>
Signed-off-by: Sebastian Reichel <[e-mail]>

drivers/power/supply/max17042_battery.c

···
 // This driver is based on max17040_battery.c
 
 #include <linux/acpi.h>
+#include <linux/devm-helpers.h>
 #include <linux/init.h>
 #include <linux/module.h>
 #include <linux/slab.h>
···
 	.num_properties	= ARRAY_SIZE(max17042_battery_props) - 2,
 };
 
-static void max17042_stop_work(void *data)
-{
-	struct max17042_chip *chip = data;
-
-	cancel_work_sync(&chip->work);
-}
-
 static int max17042_probe(struct i2c_client *client,
 			const struct i2c_device_id *id)
 {
···
 
 	regmap_read(chip->regmap, MAX17042_STATUS, &val);
 	if (val & STATUS_POR_BIT) {
-		INIT_WORK(&chip->work, max17042_init_worker);
-		ret = devm_add_action(&client->dev, max17042_stop_work, chip);
+		ret = devm_work_autocancel(&client->dev, &chip->work,
+					   max17042_init_worker);
 		if (ret)
 			return ret;
 		schedule_work(&chip->work);