From 9753cea1aafa85c6b424ccde06dd3d60644f8d5c Mon Sep 17 00:00:00 2001
From: unknown <peter@mysql.com>
Date: Tue, 28 Jan 2003 20:33:47 +0300
Subject: [PATCH] Fix predicted first rand() call

sql/sql_class.cc:
  Fix Random hash initialization on for new connections to make result
  it more random
---
 sql/sql_class.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sql/sql_class.cc b/sql/sql_class.cc
index 5f73c6fa64e..727807415da 100644
--- a/sql/sql_class.cc
+++ b/sql/sql_class.cc
@@ -156,7 +156,7 @@ THD::THD():user_time(0),fatal_error(0),last_insert_id_used(0),
   */
   {
     pthread_mutex_lock(&LOCK_thread_count);
-    ulong tmp=(ulong) (rnd(&sql_rand) * 3000000);
+    ulong tmp=(ulong) (rnd(&sql_rand) * 0xffffffff); /* make all bits random */
     pthread_mutex_unlock(&LOCK_thread_count);
     randominit(&rand, tmp + (ulong) &rand, tmp + (ulong) ::query_id);
   }