Merge tag 'for-v4.15' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply

Pull power supply and reset updates from Sebastian Reichel:

- misc minor fixes

* tag 'for-v4.15' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply:
power: supply: cpcap-charger: fix incorrect return value check
power: supply: replace pr_* with dev_*
power: supply: pcf50633-charger: remove redundant variable charging_start
power: supply: generic-adc-battery: remove redundant variable pdata
power: supply: max8997: Improve a size determination in probe

drivers/power/supply/cpcap-charger.c

···
 	int irq, error;
 
 	irq = platform_get_irq_byname(pdev, name);
-	if (!irq)
+	if (irq < 0)
 		return -ENODEV;
 
 	error = devm_request_threaded_irq(ddata->dev, irq, NULL,

drivers/power/supply/generic-adc-battery.c

···
 static void gab_work(struct work_struct *work)
 {
 	struct gab *adc_bat;
-	struct gab_platform_data *pdata;
 	struct delayed_work *delayed_work;
 	bool is_plugged;
 	int status;
 
 	delayed_work = to_delayed_work(work);
 	adc_bat = container_of(delayed_work, struct gab, bat_work);
-	pdata = adc_bat->pdata;
 	status = adc_bat->status;
 
 	is_plugged = power_supply_am_i_supplied(adc_bat->psy);

drivers/power/supply/max8997_charger.c

···
 		return ret;
 	}
 
-	charger = devm_kzalloc(&pdev->dev, sizeof(struct charger_data),
-				GFP_KERNEL);
+	charger = devm_kzalloc(&pdev->dev, sizeof(*charger), GFP_KERNEL);
 	if (!charger)
 		return -ENOMEM;
 

drivers/power/supply/pcf50633-charger.c

···
 	struct pcf50633_mbc *mbc = platform_get_drvdata(pcf->mbc_pdev);
 	int ret = 0;
 	u8 bits;
-	int charging_start = 1;
 	u8 mbcs2, chgmod;
 	unsigned int mbcc5;
 
···
 		ma = 100;
 	} else {
 		bits = PCF50633_MBCC7_USB_SUSPEND;
-		charging_start = 0;
 		ma = 0;
 	}
 

drivers/power/supply/power_supply_core.c

···
 static void power_supply_dev_release(struct device *dev)
 {
 	struct power_supply *psy = container_of(dev, struct power_supply, dev);
-	pr_debug("device: '%s': %s\n", dev_name(dev), __func__);
+	dev_dbg(dev, "%s\n", __func__);
 	kfree(psy);
 }
 

drivers/power/supply/twl4030_charger.c

···
 
 	ret = twl4030_bci_read(TWL4030_BCIMSTATEC, &state);
 	if (ret) {
-		pr_err("twl4030_bci: error reading BCIMSTATEC\n");
+		dev_err(bci->dev, "error reading BCIMSTATEC\n");
 		return ret;
 	}