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[07/11] rtc: ds1742: clean up ds1742_nvram_read()/ds1742_nvram_write()

Message ID 1437947316-5652-8-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-ds1742.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/rtc/rtc-ds1742.c b/drivers/rtc/rtc-ds1742.c
index 0f8d8ac..c5168b3 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;
 }