diff options
| -rw-r--r-- | kernel/hrtimer.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c index 3c5a22f..d8e856e 100644 --- a/kernel/hrtimer.c +++ b/kernel/hrtimer.c @@ -298,6 +298,10 @@ ktime_t ktime_sub_ns(const ktime_t kt, u64 nsec) } else { unsigned long rem = do_div(nsec, NSEC_PER_SEC); + /* Make sure nsec fits into long */ + if (unlikely(nsec > KTIME_SEC_MAX)) + return (ktime_t){ .tv64 = KTIME_MAX }; + tmp = ktime_set((long)nsec, rem); } |