diff --git a/drivers/power/supply/sbs-battery.c b/drivers/power/supply/sbs-battery.c
index 17b0fe296902..4407f684752b 100644
--- a/drivers/power/supply/sbs-battery.c
+++ b/drivers/power/supply/sbs-battery.c
@@ -217,6 +217,7 @@ struct sbs_info {
 	u32				flags;
 	int				technology;
 	char				strings[NR_STRING_BUFFERS][I2C_SMBUS_BLOCK_MAX + 1];
+	char				serial[5];
 };
 
 static char *sbs_get_string_buf(struct sbs_info *chip,
@@ -821,18 +822,18 @@ static int sbs_get_battery_capacity(struct i2c_client *client,
 	return 0;
 }
 
-static char sbs_serial[5];
 static int sbs_get_battery_serial_number(struct i2c_client *client,
 	union power_supply_propval *val)
 {
+	struct sbs_info *chip = i2c_get_clientdata(client);
 	int ret;
 
 	ret = sbs_read_word_data(client, sbs_data[REG_SERIAL_NUMBER].addr);
 	if (ret < 0)
 		return ret;
 
-	sprintf(sbs_serial, "%04x", ret);
-	val->strval = sbs_serial;
+	sprintf(chip->serial, "%04x", ret);
+	val->strval = chip->serial;
 
 	return 0;
 }