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[06/11] rtc: ds1553: clean up ds1553_nvram_read()/ds1553_nvram_write()

Message ID 1437947316-5652-7-git-send-email-vz@mleia.com
State Accepted
Headers show

Commit Message

Vladimir Zapolskiy July 26, 2015, 9:48 p.m. UTC 
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>
---
 drivers/rtc/rtc-ds1553.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/rtc/rtc-ds1553.c b/drivers/rtc/rtc-ds1553.c
index a24e091..38422ab 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;
 }