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Merge pull request #12648 from opensourcerouting/gmtime-fix

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lib: fix gmtime_assafe potential issues
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Mark Stapp 2023-01-17 16:25:35 -05:00 committed by GitHub
commit e7523b9a94
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1 changed files with 4 additions and 3 deletions
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lib/zlog_5424.c
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@ -605,12 +605,13 @@ static void gmtime_assafe(time_t ts, struct tm *res)
if (ts >= 306) /* Jan 1 of next year */ if (ts >= 306) /* Jan 1 of next year */
res->tm_year++; res->tm_year++;
static unsigned int months[13] = { static time_t months[13] = {
0, 31, 61, 92, 122, 153, 184, 214, 245, 275, 306, 337, 365, 0, 31, 61, 92, 122, 153, 184, 214, 245, 275, 306, 337, 365,
}; };
const size_t month_max = array_size(months) - 1;
for (size_t i = 0; i < array_size(months); i++) { for (size_t i = 0; i < month_max; i++) {
if ((unsigned int)ts < months[i + 1]) { if (ts < months[i + 1]) {
res->tm_mon = ((i + 2) % 12); res->tm_mon = ((i + 2) % 12);
res->tm_mday = 1 + ts - months[i]; res->tm_mday = 1 + ts - months[i];
break; break;