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rtc: ds1343: clean up ds1343_nvram_read()/ds1343_nvram_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 <vz@mleia.com> Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
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@ -162,12 +162,6 @@ static ssize_t ds1343_nvram_write(struct file *filp, struct kobject *kobj,
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struct device *dev = kobj_to_dev(kobj);
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struct ds1343_priv *priv = dev_get_drvdata(dev);
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if (unlikely(!count))
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return count;
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if ((count + off) > DS1343_NVRAM_LEN)
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count = DS1343_NVRAM_LEN - off;
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address = DS1343_NVRAM + off;
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ret = regmap_bulk_write(priv->map, address, buf, count);
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@ -187,12 +181,6 @@ static ssize_t ds1343_nvram_read(struct file *filp, struct kobject *kobj,
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struct device *dev = kobj_to_dev(kobj);
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struct ds1343_priv *priv = dev_get_drvdata(dev);
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if (unlikely(!count))
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return count;
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if ((count + off) > DS1343_NVRAM_LEN)
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count = DS1343_NVRAM_LEN - off;
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address = DS1343_NVRAM + off;
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ret = regmap_bulk_read(priv->map, address, buf, count);
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