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rtc: ds1307: clean up ds1307_nvram_read()/ds1307_nvram_write()

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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>
This commit is contained in:
Vladimir Zapolskiy 2015-07-27 00:48:28 +03:00 committed by Alexandre Belloni
parent 273e03041e
commit ca7c14d3a1
1 changed files with 0 additions and 14 deletions
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14
drivers/rtc/rtc-ds1307.c
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@ -782,13 +782,6 @@ ds1307_nvram_read(struct file *filp, struct kobject *kobj,
client = kobj_to_i2c_client(kobj);
ds1307 = i2c_get_clientdata(client);
if (unlikely(off >= ds1307->nvram->size))
return 0;
if ((off + count) > ds1307->nvram->size)
count = ds1307->nvram->size - off;
if (unlikely(!count))
return count;
result = ds1307->read_block_data(client, ds1307->nvram_offset + off,
count, buf);
if (result < 0)
@ -808,13 +801,6 @@ ds1307_nvram_write(struct file *filp, struct kobject *kobj,
client = kobj_to_i2c_client(kobj);
ds1307 = i2c_get_clientdata(client);
if (unlikely(off >= ds1307->nvram->size))
return -EFBIG;
if ((off + count) > ds1307->nvram->size)
count = ds1307->nvram->size - off;
if (unlikely(!count))
return count;
result = ds1307->write_block_data(client, ds1307->nvram_offset + off,
count, buf);
if (result < 0) {