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-rw-r--r--fs/udf/udftime.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/fs/udf/udftime.c b/fs/udf/udftime.c
index 758163af39..78ecc63360 100644
--- a/fs/udf/udftime.c
+++ b/fs/udf/udftime.c
@@ -46,13 +46,18 @@ udf_disk_stamp_to_time(struct timespec64 *dest, struct timestamp src)
dest->tv_sec = mktime64(year, src.month, src.day, src.hour, src.minute,
src.second);
dest->tv_sec -= offset * 60;
- dest->tv_nsec = 1000 * (src.centiseconds * 10000 +
- src.hundredsOfMicroseconds * 100 + src.microseconds);
+
/*
* Sanitize nanosecond field since reportedly some filesystems are
* recorded with bogus sub-second values.
*/
- dest->tv_nsec %= NSEC_PER_SEC;
+ if (src.centiseconds < 100 && src.hundredsOfMicroseconds < 100 &&
+ src.microseconds < 100) {
+ dest->tv_nsec = 1000 * (src.centiseconds * 10000 +
+ src.hundredsOfMicroseconds * 100 + src.microseconds);
+ } else {
+ dest->tv_nsec = 0;
+ }
}
void