mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-27 01:11:14 +00:00
31 lines
978 B
Diff
31 lines
978 B
Diff
|
--- a/libbb/time.c
|
||
|
+++ b/libbb/time.c
|
||
|
@@ -68,15 +68,23 @@ void FAST_FUNC parse_datestr(const char
|
||
|
/* else end != NUL and we error out */
|
||
|
}
|
||
|
} else
|
||
|
- /* yyyy-mm-dd HH */
|
||
|
- if (sscanf(date_str, "%u-%u-%u %u%c", &ptm->tm_year,
|
||
|
+ if (strchr(date_str, '-')
|
||
|
+ /* Why strchr('-') check?
|
||
|
+ * sscanf below will trash ptm->tm_year, this breaks
|
||
|
+ * if parse_str is "10101010" (iow, "MMddhhmm" form)
|
||
|
+ * because we destroy year. Do these sscanf
|
||
|
+ * only if we saw a dash in parse_str.
|
||
|
+ */
|
||
|
+ /* yyyy-mm-dd HH */
|
||
|
+ && (sscanf(date_str, "%u-%u-%u %u%c", &ptm->tm_year,
|
||
|
&ptm->tm_mon, &ptm->tm_mday,
|
||
|
&ptm->tm_hour,
|
||
|
&end) >= 4
|
||
|
- /* yyyy-mm-dd */
|
||
|
- || sscanf(date_str, "%u-%u-%u%c", &ptm->tm_year,
|
||
|
+ /* yyyy-mm-dd */
|
||
|
+ || sscanf(date_str, "%u-%u-%u%c", &ptm->tm_year,
|
||
|
&ptm->tm_mon, &ptm->tm_mday,
|
||
|
&end) >= 3
|
||
|
+ )
|
||
|
) {
|
||
|
ptm->tm_year -= 1900; /* Adjust years */
|
||
|
ptm->tm_mon -= 1; /* Adjust month from 1-12 to 0-11 */
|