diff options
Diffstat (limited to 'drivers/rtc/rtc-lib.c')
| -rw-r--r-- | drivers/rtc/rtc-lib.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/rtc/rtc-lib.c b/drivers/rtc/rtc-lib.c index dd70bf73ce9..773851f338b 100644 --- a/drivers/rtc/rtc-lib.c +++ b/drivers/rtc/rtc-lib.c @@ -26,14 +26,13 @@ static const unsigned short rtc_ydays[2][13] = { }; #define LEAPS_THRU_END_OF(y) ((y)/4 - (y)/100 + (y)/400) -#define LEAP_YEAR(year) ((!(year % 4) && (year % 100)) || !(year % 400)) /* * The number of days in the month. */ int rtc_month_days(unsigned int month, unsigned int year) { - return rtc_days_in_month[month] + (LEAP_YEAR(year) && month == 1); + return rtc_days_in_month[month] + (is_leap_year(year) && month == 1); } EXPORT_SYMBOL(rtc_month_days); @@ -42,7 +41,7 @@ EXPORT_SYMBOL(rtc_month_days); */ int rtc_year_days(unsigned int day, unsigned int month, unsigned int year) { - return rtc_ydays[LEAP_YEAR(year)][month] + day-1; + return rtc_ydays[is_leap_year(year)][month] + day-1; } EXPORT_SYMBOL(rtc_year_days); @@ -66,7 +65,7 @@ void rtc_time_to_tm(unsigned long time, struct rtc_time *tm) - LEAPS_THRU_END_OF(1970 - 1); if (days < 0) { year -= 1; - days += 365 + LEAP_YEAR(year); + days += 365 + is_leap_year(year); } tm->tm_year = year - 1900; tm->tm_yday = days + 1; |