1 files changed, 3 insertions, 1 deletions

diff --git a/kernel/futex.c b/kernel/futex.c
index a12425051ee9..3415e9ad1391 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -2060,8 +2060,10 @@ asmlinkage long sys_futex(u32 __user *uaddr, int op, u32 val,
         }
         /*
          * requeue parameter in 'utime' if cmd == FUTEX_REQUEUE.
+         * number of waiters to wake in 'utime' if cmd == FUTEX_WAKE_OP.
          */
-        if (cmd == FUTEX_REQUEUE || cmd == FUTEX_CMP_REQUEUE)
+        if (cmd == FUTEX_REQUEUE || cmd == FUTEX_CMP_REQUEUE ||
+            cmd == FUTEX_WAKE_OP)
                 val2 = (u32) (unsigned long) utime;
 
         return do_futex(uaddr, op, val, tp, uaddr2, val2, val3);