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Commit ae824c48 authored by Adam Ward's avatar Adam Ward Committed by Linus Torvalds
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drivers/rtc/rtc-da9052.c: add constraints to set valid year 



Signed-off-by: default avatarAdam Ward <adam.ward.opensource@diasemi.com>
Tested-by: default avatarAdam Ward <adam.ward.opensource@diasemi.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 03cc1625

drivers/rtc/rtc-da9052.c

+8 −0
Original line number Diff line number Diff line
@@ -206,6 +206,10 @@ static int da9052_rtc_set_time(struct device *dev, struct rtc_time *tm) 
	uint8_t v[6];

	int ret;



	/* DA9052 only has 6 bits for year - to represent 2000-2063 */

	if ((tm->tm_year < 100) || (tm->tm_year > 163))

		return -EINVAL;



	rtc = dev_get_drvdata(dev);



	v[0] = tm->tm_sec;
@@ -243,6 +247,10 @@ static int da9052_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm) 
	struct rtc_time *tm = &alrm->time;

	struct da9052_rtc *rtc = dev_get_drvdata(dev);



	/* DA9052 only has 6 bits for year - to represent 2000-2063 */

	if ((tm->tm_year < 100) || (tm->tm_year > 163))

		return -EINVAL;



	ret = da9052_rtc_enable_alarm(rtc, 0);

	if (ret < 0)

		return ret;