Merge branch 'master' into upstream

1 files changed, 6 insertions, 1 deletions

diff --git a/include/linux/ktime.h b/include/linux/ktime.h
index ed3396dcc4f7..84eeecd60a02 100644
--- a/include/linux/ktime.h
+++ b/include/linux/ktime.h
@@ -56,7 +56,8 @@ typedef union {
 #endif
 } ktime_t;
 
-#define KTIME_MAX                       (~((u64)1 << 63))
+#define KTIME_MAX                       ((s64)~((u64)1 << 63))
+#define KTIME_SEC_MAX                   (KTIME_MAX / NSEC_PER_SEC)
 
 /*
  * ktime_t definitions when using the 64-bit scalar representation:
@@ -73,6 +74,10 @@ typedef union {
  */
 static inline ktime_t ktime_set(const long secs, const unsigned long nsecs)
 {
+#if (BITS_PER_LONG == 64)
+        if (unlikely(secs >= KTIME_SEC_MAX))
+                return (ktime_t){ .tv64 = KTIME_MAX };
+#endif
         return (ktime_t) { .tv64 = (s64)secs * NSEC_PER_SEC + (s64)nsecs };
 }