From a9118d77b3be366c4843446d671a52ccfddcc15c Mon Sep 17 00:00:00 2001 From: Vladimir Zapolskiy Date: Mon, 27 Jul 2015 00:48:31 +0300 Subject: [PATCH] rtc: ds1553: clean up ds1553_nvram_read()/ds1553_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 Signed-off-by: Alexandre Belloni --- drivers/rtc/rtc-ds1553.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/rtc/rtc-ds1553.c b/drivers/rtc/rtc-ds1553.c index a24e091..38422ab4 100644 --- a/drivers/rtc/rtc-ds1553.c +++ b/drivers/rtc/rtc-ds1553.c @@ -245,7 +245,7 @@ static ssize_t ds1553_nvram_read(struct file *filp, struct kobject *kobj, void __iomem *ioaddr = pdata->ioaddr; ssize_t count; - for (count = 0; size > 0 && pos < RTC_OFFSET; count++, size--) + for (count = 0; count < size; count++) *buf++ = readb(ioaddr + pos++); return count; } @@ -260,7 +260,7 @@ static ssize_t ds1553_nvram_write(struct file *filp, struct kobject *kobj, void __iomem *ioaddr = pdata->ioaddr; ssize_t count; - for (count = 0; size > 0 && pos < RTC_OFFSET; count++, size--) + for (count = 0; count < size; count++) writeb(*buf++, ioaddr + pos++); return count; } -- 2.7.4