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Commit 824625d3 authored by Vladimir Zapolskiy's avatar Vladimir Zapolskiy Committed by Alexandre Belloni
Browse files

rtc: tx4939: clean up tx4939_rtc_nvram_read()/tx4939_rtc_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: default avatarVladimir Zapolskiy <vz@mleia.com>
Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@free-electrons.com>
parent ecc663c3

drivers/rtc/rtc-tx4939.c

+2 −4
Original line number Diff line number Diff line
@@ -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);

	}