diff --git a/drivers/power/Makefile b/drivers/power/Makefile
index 696e3a960b3e..070c73d2ef02 100644
--- a/drivers/power/Makefile
+++ b/drivers/power/Makefile
@@ -38,7 +38,7 @@ obj-$(CONFIG_CHARGER_PCF50633)	+= pcf50633-charger.o
 obj-$(CONFIG_BATTERY_JZ4740)	+= jz4740-battery.o
 obj-$(CONFIG_BATTERY_INTEL_MID)	+= intel_mid_battery.o
 obj-$(CONFIG_BATTERY_RX51)	+= rx51_battery.o
-obj-$(CONFIG_AB8500_BM)		+= ab8500_bmdata.o ab8500_charger.o ab8500_btemp.o ab8500_fg.o abx500_chargalg.o
+obj-$(CONFIG_AB8500_BM)		+= ab8500_bmdata.o ab8500_charger.o ab8500_fg.o ab8500_btemp.o abx500_chargalg.o
 obj-$(CONFIG_CHARGER_ISP1704)	+= isp1704_charger.o
 obj-$(CONFIG_CHARGER_MAX8903)	+= max8903_charger.o
 obj-$(CONFIG_CHARGER_TWL4030)	+= twl4030_charger.o
diff --git a/drivers/power/ab8500_bmdata.c b/drivers/power/ab8500_bmdata.c
index 03cc528425cb..f16b60cd67de 100644
--- a/drivers/power/ab8500_bmdata.c
+++ b/drivers/power/ab8500_bmdata.c
@@ -461,7 +461,6 @@ bmdevs_of_probe(struct device *dev,
 	struct  device_node *np_bat_supply;
 	struct	abx500_bm_data *bat;
 	const char *btech;
-	char bat_tech[8];
 	int i, thermistor;
 
 	*battery = &ab8500_bm_data;
@@ -488,12 +487,9 @@ bmdevs_of_probe(struct device *dev,
 		"stericsson,battery-type", NULL);
 	if (!btech) {
 		dev_warn(dev, "missing property battery-name/type\n");
-		strcpy(bat_tech, "UNKNOWN");
-	} else {
-		strcpy(bat_tech, btech);
+		return -EINVAL;
 	}
-
-	if (strncmp(bat_tech, "LION", 4) == 0) {
+	if (strncmp(btech, "LION", 4) == 0) {
 		bat->no_maintenance  = true;
 		bat->chg_unknown_bat = true;
 		bat->bat_type[BATTERY_UNKNOWN].charge_full_design = 2600;
@@ -508,7 +504,7 @@ bmdevs_of_probe(struct device *dev,
 		if (thermistor == NTC_EXTERNAL) {
 			btype->batres_tbl =
 				temp_to_batres_tbl_ext_thermistor;
-		} else if (strncmp(bat_tech, "LION", 4) == 0) {
+		} else if (strncmp(btech, "LION", 4) == 0) {
 			btype->batres_tbl =
 				temp_to_batres_tbl_9100;
 		} else {