power: generic-adc-battery: Fix power_supply_property returned value

The POWER_SUPPLY_PROP_STATUS case in gab_get_property() wasn't providing any
value.
Signed-off-by: NNicolas Saenz Julienne <nicolassaenzj@gmail.com>
Signed-off-by: NSebastian Reichel <sre@kernel.org>

drivers/power/generic-adc-battery.c

@@ -159,7 +159,7 @@ static int gab_get_property(struct power_supply *psy,
 
 	switch (psp) {
 	case POWER_SUPPLY_PROP_STATUS:
-		gab_get_status(adc_bat);
+		val->intval = gab_get_status(adc_bat);
 		break;
 	case POWER_SUPPLY_PROP_CHARGE_EMPTY_DESIGN:
 		val->intval = 0;