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| author | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2018-02-28 22:50:53 +0100 |
|---|---|---|
| committer | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2018-03-17 14:20:50 +0100 |
| commit | f18046c50d2bb726538a83dfb035bfa592779e9c (patch) | |
| tree | 7ec9f12b2c45b77103ba609e67e2eef2741a0110 /drivers/rtc | |
| parent | 561f8281cf90051bc5f11017ac5ebb21eec45ad9 (diff) | |
| download | linux-f18046c50d2bb726538a83dfb035bfa592779e9c.tar.bz2 | |
rtc: fix rtc_time64_to_tm for 3477
The current correction for leap years will fail in 3477. 3476-12-31 being
3477-01-00 because this is 366 leap years after 1970 and 3477 isn't a leap
year.
Fix that by looping over until days is positive or zero.
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/rtc')
| -rw-r--r-- | drivers/rtc/rtc-lib.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/rtc/rtc-lib.c b/drivers/rtc/rtc-lib.c index ad5bb21908e5..4a3c0f3aab14 100644 --- a/drivers/rtc/rtc-lib.c +++ b/drivers/rtc/rtc-lib.c @@ -65,7 +65,7 @@ void rtc_time64_to_tm(time64_t time, struct rtc_time *tm) days -= (year - 1970) * 365 + LEAPS_THRU_END_OF(year - 1) - LEAPS_THRU_END_OF(1970 - 1); - if (days < 0) { + while (days < 0) { year -= 1; days += 365 + is_leap_year(year); } |