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-rw-r--r--kernel/time/timer.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/time/timer.c b/kernel/time/timer.c
index 204d6cd83d0e..60aebf2b7f0a 100644
--- a/kernel/time/timer.c
+++ b/kernel/time/timer.c
@@ -502,7 +502,7 @@ static inline unsigned calc_index(unsigned long expires, unsigned lvl,
*
* Round up with level granularity to prevent this.
*/
- expires = (expires + LVL_GRAN(lvl)) >> LVL_SHIFT(lvl);
+ expires = (expires >> LVL_SHIFT(lvl)) + 1;
*bucket_expiry = expires << LVL_SHIFT(lvl);
return LVL_OFFS(lvl) + (expires & LVL_MASK);
}