Use do_div() for integer division in litmus/sync.c

Breaks without do_div() on ARM.

1 files changed, 3 insertions, 1 deletions

diff --git a/litmus/sync.c b/litmus/sync.c
index 88a050e10ee7..8ff5b9e298eb 100644
--- a/litmus/sync.c
+++ b/litmus/sync.c
@@ -152,7 +152,9 @@ asmlinkage long sys_release_ts(lt_t __user *__delay)
         ret = copy_from_user(&delay, __delay, sizeof(delay));
         if (ret == 0) {
                 /* round up to next larger integral millisecond */
-                start_time = ((litmus_clock() / ONE_MS) + 1) * ONE_MS;
+                start_time = litmus_clock();
+                do_div(start_time, ONE_MS);
+                start_time *= ONE_MS;
                 ret = do_release_ts(start_time + delay);
         }