From abdc3744fad5258534cc778e35e5fdf43a8616cd Mon Sep 17 00:00:00 2001
From: ache <ache@FreeBSD.org>
Date: Tue, 4 Feb 2003 11:33:09 +0000
Subject: Drop NSHUFF values right after srandom() to remove part of seed ->
 1st value correlation. Correlation still remains because of algorithm limits.

---
 sys/libkern/random.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'sys/libkern')

diff --git a/sys/libkern/random.c b/sys/libkern/random.c
index 1145a84..e390cde 100644
--- a/sys/libkern/random.c
+++ b/sys/libkern/random.c
@@ -36,13 +36,19 @@
 
 #include <sys/libkern.h>
 
+#define NSHUFF 100      /* to drop part of seed -> 1st value correlation */
+
 static u_long randseed = 1;
 
 void
 srandom(seed)
 	u_long seed;
 {
+	int i;
+
 	randseed = seed;
+	for (i = 0; i < NSHUFF; i++)
+		(void)random();
 }
 
 /*
-- 
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