3 files changed, 4 insertions, 12 deletions
diff --git a/drivers/power/ds2782_battery.c b/drivers/power/ds2782_battery.c
index d762a0cbc6af..2afbeec8b791 100644
--- a/drivers/power/ds2782_battery.c
+++ b/drivers/power/ds2782_battery.c
@@ -163,7 +163,7 @@ static int ds2782_get_capacity(struct ds278x_info *info, int *capacity)
 	if (err)
 		return err;
 	*capacity = raw;
-	return raw;
+	return 0;
 }
 
 static int ds2786_get_current(struct ds278x_info *info, int *current_uA)
diff --git a/drivers/power/max17040_battery.c b/drivers/power/max17040_battery.c
index f3e22c9fe20a..2f2f9a6f54fa 100644
--- a/drivers/power/max17040_battery.c
+++ b/drivers/power/max17040_battery.c
@@ -225,7 +225,6 @@ static int __devinit max17040_probe(struct i2c_client *client,
 	ret = power_supply_register(&client->dev, &chip->battery);
 	if (ret) {
 		dev_err(&client->dev, "failed: power supply register\n");
-		i2c_set_clientdata(client, NULL);
 		kfree(chip);
 		return ret;
 	}
@@ -245,7 +244,6 @@ static int __devexit max17040_remove(struct i2c_client *client)
 
 	power_supply_unregister(&chip->battery);
 	cancel_delayed_work(&chip->work);
-	i2c_set_clientdata(client, NULL);
 	kfree(chip);
 	return 0;
 }
diff --git a/drivers/power/z2_battery.c b/drivers/power/z2_battery.c
index 9cca465436e3..85064a9f649e 100644
--- a/drivers/power/z2_battery.c
+++ b/drivers/power/z2_battery.c
@@ -9,19 +9,13 @@
  *
  */
 
-#include <linux/init.h>
-#include <linux/kernel.h>
 #include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/power_supply.h>
-#include <linux/i2c.h>
-#include <linux/spinlock.h>
-#include <linux/interrupt.h>
 #include <linux/gpio.h>
+#include <linux/i2c.h>
 #include <linux/interrupt.h>
 #include <linux/irq.h>
-#include <asm/irq.h>
-#include <asm/mach/irq.h>
+#include <linux/power_supply.h>
+#include <linux/slab.h>
 #include <linux/z2_battery.h>
 
 #define	Z2_DEFAULT_NAME	"Z2"