--- zzzz-none-000/linux-3.10.107/drivers/misc/ds1682.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/misc/ds1682.c	2021-02-04 17:41:59.000000000 +0000
@@ -32,7 +32,6 @@
  */
 
 #include <linux/module.h>
-#include <linux/init.h>
 #include <linux/i2c.h>
 #include <linux/string.h>
 #include <linux/list.h>
@@ -86,7 +85,6 @@
 {
 	struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr);
 	struct i2c_client *client = to_i2c_client(dev);
-	char *endp;
 	u64 val;
 	__le32 val_le;
 	int rc;
@@ -94,8 +92,8 @@
 	dev_dbg(dev, "ds1682_store() called on %s\n", attr->attr.name);
 
 	/* Decode input */
-	val = simple_strtoull(buf, &endp, 0);
-	if (buf == endp) {
+	rc = kstrtoull(buf, 0, &val);
+	if (rc < 0) {
 		dev_dbg(dev, "input string not a number\n");
 		return -EINVAL;
 	}
@@ -150,12 +148,6 @@
 	dev_dbg(&client->dev, "ds1682_eeprom_read(p=%p, off=%lli, c=%zi)\n",
 		buf, off, count);
 
-	if (off >= DS1682_EEPROM_SIZE)
-		return 0;
-
-	if (off + count > DS1682_EEPROM_SIZE)
-		count = DS1682_EEPROM_SIZE - off;
-
 	rc = i2c_smbus_read_i2c_block_data(client, DS1682_REG_EEPROM + off,
 					   count, buf);
 	if (rc < 0)
@@ -173,12 +165,6 @@
 	dev_dbg(&client->dev, "ds1682_eeprom_write(p=%p, off=%lli, c=%zi)\n",
 		buf, off, count);
 
-	if (off >= DS1682_EEPROM_SIZE)
-		return -ENOSPC;
-
-	if (off + count > DS1682_EEPROM_SIZE)
-		count = DS1682_EEPROM_SIZE - off;
-
 	/* Write out to the device */
 	if (i2c_smbus_write_i2c_block_data(client, DS1682_REG_EEPROM + off,
 					   count, buf) < 0)