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[11/11] rtc: tx4939: clean up tx4939_rtc_nvram_read()/tx4939_rtc_nvram_write()

Message ID 1437947316-5652-12-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-tx4939.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)
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Patch

diff --git a/drivers/rtc/rtc-tx4939.c b/drivers/rtc/rtc-tx4939.c
index cb7f94e..560d9a5 100644
--- a/drivers/rtc/rtc-tx4939.c
+++ b/drivers/rtc/rtc-tx4939.c
@@ -199,8 +199,7 @@  static ssize_t tx4939_rtc_nvram_read(struct file *filp, struct kobject *kobj,
 	ssize_t count;
 
 	spin_lock_irq(&pdata->lock);
-	for (count = 0; size > 0 && pos < TX4939_RTC_REG_RAMSIZE;
-	     count++, size--) {
+	for (count = 0; count < size; count++) {
 		__raw_writel(pos++, &rtcreg->adr);
 		*buf++ = __raw_readl(&rtcreg->dat);
 	}
@@ -218,8 +217,7 @@  static ssize_t tx4939_rtc_nvram_write(struct file *filp, struct kobject *kobj,
 	ssize_t count;
 
 	spin_lock_irq(&pdata->lock);
-	for (count = 0; size > 0 && pos < TX4939_RTC_REG_RAMSIZE;
-	     count++, size--) {
+	for (count = 0; count < size; count++) {
 		__raw_writel(pos++, &rtcreg->adr);
 		__raw_writel(*buf++, &rtcreg->dat);
 	}