From e4d65e35e6a26086ec955470baff159f5947f4c3 Mon Sep 17 00:00:00 2001
From: antirez <antirez@gmail.com>
Date: Thu, 22 Jan 2015 11:10:43 +0100
Subject: [PATCH] The seed must be static in getRandomHexChars().

---
 src/util.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/util.c b/src/util.c
index f995bf1e..543de112 100644
--- a/src/util.c
+++ b/src/util.c
@@ -431,10 +431,10 @@ int d2string(char *buf, size_t len, double value) {
 void getRandomHexChars(char *p, unsigned int len) {
     char *charset = "0123456789abcdef";
     unsigned int j;
-    unsigned char seed[20]; /* A seed to have a different sequence each run. */
 
     /* Global state. */
     static int seed_initialized = 0;
+    static unsigned char seed[20]; /* The SHA1 seed, from /dev/urandom. */
     static uint64_t counter = 0; /* The counter we hash with the seed. */
 
     if (!seed_initialized) {