# \[mdadm PATCH 1/1\] Fix some type comparison problems

- From: Xiao Ni \<hidden\>
- Date: 2016-02-06 01:18:41 
- List: linux-raid
- Page: https://ratatoskr.run/linux-raid/2016/02/6631524
- Thread: https://ratatoskr.run/linux-raid/2016/02/6631524/t.md

```text
As 26714713cd2bad9e0bf7f4669f6cc4659ceaab6c said, 32 bit signed 
timestamps will overflow in the year 2038. It already changed the
utime and ctime in struct mdu_array_info_s from int to unsigned 
int. So we need to change the values that compared with them to
unsigned int too.

Signed-off-by : Xiao Ni [ref]
---
 Monitor.c | 2 +-
 util.c    | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/Monitor.c b/Monitor.c
index f19c2e5..6df80f9 100644
--- a/Monitor.c
+++ b/Monitor.c
@@ -33,7 +33,7 @@
 struct state {
 	char *devname;
 	char devnm[32];	/* to sync with mdstat info */
-	long utime;
+	unsigned int utime;
 	int err;
 	char *spare_group;
 	int active, working, failed, spare, raid;
diff --git a/util.c b/util.c
index 970d484..6e7d3fb 100644
--- a/util.c
+++ b/util.c
@@ -1267,7 +1267,7 @@ struct supertype *guess_super_type(int fd, enum guess_types guess_type)
 	 */
 	struct superswitch  *ss;
 	struct supertype *st;
-	time_t besttime = 0;
+	unsigned int besttime = 0;
 	int bestsuper = -1;
 	int i;
 
-- 
2.4.3

```