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| author | Vladimir Zapolskiy <vz@mleia.com> | 2015-07-27 00:48:28 +0300 |
|---|---|---|
| committer | Alexandre Belloni <alexandre.belloni@free-electrons.com> | 2015-09-05 13:19:10 +0200 |
| commit | ca7c14d3a1ab1932732c506e32ab5b189b9c0a16 (patch) | |
| tree | 45596c223837a0917ad277bd6c9683bf1c08c2fd /drivers/rtc | |
| parent | 273e03041e6d48024a57682cbf7b61510f74ec64 (diff) | |
| download | linux-ca7c14d3a1ab1932732c506e32ab5b189b9c0a16.tar.gz | |
rtc: ds1307: clean up ds1307_nvram_read()/ds1307_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>
Diffstat (limited to 'drivers/rtc')
| -rw-r--r-- | drivers/rtc/rtc-ds1307.c | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/drivers/rtc/rtc-ds1307.c b/drivers/rtc/rtc-ds1307.c index c51bc0a65afc..a705e6490808 100644 --- a/drivers/rtc/rtc-ds1307.c +++ b/drivers/rtc/rtc-ds1307.c @@ -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) { |