rhashtable-test: Fix 64bit division

A 64bit division went in unnoticed. Use do_div() to accomodate
non 64bit architectures.

Reported-by: kbuild test robot
Fixes: 1aa661f5c3df ("rhashtable-test: Measure time to insert, remove & traverse entries")
Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 1 deletions

diff --git a/lib/test_rhashtable.c b/lib/test_rhashtable.c
index 6893e57e6782..c90777eae1f8 100644
--- a/lib/test_rhashtable.c
+++ b/lib/test_rhashtable.c
@@ -229,7 +229,8 @@ static int __init test_rht_init(void)
                 total_time += time;
         }
 
-        pr_info("Average test time: %llu\n", total_time / runs);
+        do_div(total_time, runs);
+        pr_info("Average test time: %llu\n", total_time);
 
         return 0;
 }