From: Vladimir Zapolskiy Date: Sun, 26 Jul 2015 21:18:47 +0000 (+0300) Subject: misc: ds1682: clean up ds1682_eeprom_read() and ds1682_eeprom_write() X-Git-Tag: v4.3-rc1~160^2~7 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=2b6e5ba3d2ed958f6c32bfc84cdab3377e391f02;p=linux.git misc: ds1682: clean up ds1682_eeprom_read() and ds1682_eeprom_write() The change removes redundant sysfs binary file boundary checks, since this task is already done on caller side in fs/sysfs/file.c Signed-off-by: Vladimir Zapolskiy Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/misc/ds1682.c b/drivers/misc/ds1682.c index b909fb30232a..c7112276a039 100644 --- a/drivers/misc/ds1682.c +++ b/drivers/misc/ds1682.c @@ -148,12 +148,6 @@ static ssize_t ds1682_eeprom_read(struct file *filp, struct kobject *kobj, 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) @@ -171,12 +165,6 @@ static ssize_t ds1682_eeprom_write(struct file *filp, struct kobject *kobj, 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)