diff options
| author |   Vladimir Zapolskiy <vz@mleia.com> | 2015-07-27 00:48:32 +0300 |
|---|---|---|
| committer |   Alexandre Belloni <alexandre.belloni@free-electrons.com> | 2015-09-05 13:19:10 +0200 |
| commit | c472d7ded2dfbe7da29531a9c9e6b951e5658605 (patch) | |
| tree | b0e8d8f344ca4241f050d7d787b8ed700ab4456f /drivers/rtc | |
| parent | rtc: ds1553: clean up ds1553_nvram_read()/ds1553_nvram_write() (diff) | |
| download | linux-dev-c472d7ded2dfbe7da29531a9c9e6b951e5658605.tar.xz linux-dev-c472d7ded2dfbe7da29531a9c9e6b951e5658605.zip | |
rtc: ds1742: clean up ds1742_nvram_read()/ds1742_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-ds1742.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/rtc/rtc-ds1742.c b/drivers/rtc/rtc-ds1742.c index 0f8d8ace1515..c5168b3bcf1a 100644 --- a/drivers/rtc/rtc-ds1742.c +++ b/drivers/rtc/rtc-ds1742.c @@ -134,7 +134,7 @@ static ssize_t ds1742_nvram_read(struct file *filp, struct kobject *kobj, void __iomem *ioaddr = pdata->ioaddr_nvram; ssize_t count; - for (count = 0; size > 0 && pos < pdata->size_nvram; count++, size--) + for (count = 0; count < size; count++) *buf++ = readb(ioaddr + pos++); return count; } @@ -149,7 +149,7 @@ static ssize_t ds1742_nvram_write(struct file *filp, struct kobject *kobj, void __iomem *ioaddr = pdata->ioaddr_nvram; ssize_t count; - for (count = 0; size > 0 && pos < pdata->size_nvram; count++, size--) + for (count = 0; count < size; count++) writeb(*buf++, ioaddr + pos++); return count; } |