1 files changed, 2 insertions, 2 deletions

diff --git a/include/net/pkt_sched.h b/include/net/pkt_sched.h
index 75b5b9333fc..f6afee73235 100644
--- a/include/net/pkt_sched.h
+++ b/include/net/pkt_sched.h
@@ -171,14 +171,14 @@ psched_tod_diff(int delta_sec, int bound)
 ({ \
            int __delta = (tv).tv_usec + (delta); \
            (tv_res).tv_sec = (tv).tv_sec; \
-           if (__delta > USEC_PER_SEC) { (tv_res).tv_sec++; __delta -= USEC_PER_SEC; } \
+           while (__delta >= USEC_PER_SEC) { (tv_res).tv_sec++; __delta -= USEC_PER_SEC; } \
            (tv_res).tv_usec = __delta; \
 })
 
 #define PSCHED_TADD(tv, delta) \
 ({ \
            (tv).tv_usec += (delta); \
-           if ((tv).tv_usec > USEC_PER_SEC) { (tv).tv_sec++; \
+           while ((tv).tv_usec >= USEC_PER_SEC) { (tv).tv_sec++; \
                  (tv).tv_usec -= USEC_PER_SEC; } \
 })