If SetTime() is meant to set daylight saving time it will be called with Time.Daylight == EFI_TIME_ADJUST_DAYLIGHT | EFI_TIME_IN_DAYLIGHT.
Return 0 from GetTime() if time is not in daylight because we cannot determine if we are in a time zone with daylight saving time.
Signed-off-by: Heinrich Schuchardt xypron.glpk@gmx.de --- v2 new patch --- lib/efi_loader/efi_runtime.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/lib/efi_loader/efi_runtime.c b/lib/efi_loader/efi_runtime.c index 2082d1304f..98ab4de03d 100644 --- a/lib/efi_loader/efi_runtime.c +++ b/lib/efi_loader/efi_runtime.c @@ -195,9 +195,9 @@ static efi_status_t EFIAPI efi_get_time_boottime( time->hour = tm.tm_hour; time->minute = tm.tm_min; time->second = tm.tm_sec; - time->daylight = EFI_TIME_ADJUST_DAYLIGHT; - if (tm.tm_isdst > 0) - time->daylight |= EFI_TIME_IN_DAYLIGHT; + if (tm.tm_isdst) + time->daylight = + EFI_TIME_ADJUST_DAYLIGHT | EFI_TIME_IN_DAYLIGHT; time->timezone = EFI_UNSPECIFIED_TIMEZONE;
if (capabilities) { @@ -276,7 +276,8 @@ static efi_status_t EFIAPI efi_set_time_boottime(struct efi_time *time) tm.tm_hour = time->hour; tm.tm_min = time->minute; tm.tm_sec = time->second; - tm.tm_isdst = time->daylight == EFI_TIME_IN_DAYLIGHT; + tm.tm_isdst = time->daylight == + (EFI_TIME_ADJUST_DAYLIGHT | EFI_TIME_IN_DAYLIGHT); /* Calculate day of week */ rtc_calc_weekday(&tm);
-- 2.20.1