From cf7a138684341303678403f6bfcdccc283784412 Mon Sep 17 00:00:00 2001
From: Pieter Noordhuis <pcnoordhuis@gmail.com>
Date: Wed, 6 Apr 2011 16:57:08 +0200
Subject: [PATCH] Explicitly zero zval since it is stored on the stack

---
 src/t_zset.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/t_zset.c b/src/t_zset.c
index 1c509db81b..41483c8b71 100644
--- a/src/t_zset.c
+++ b/src/t_zset.c
@@ -1515,6 +1515,7 @@ void zunionInterGenericCommand(redisClient *c, robj *dstkey, int op) {
 
     dstobj = createZsetObject();
     dstzset = dstobj->ptr;
+    memset(&zval,0,sizeof(zval));
 
     if (op == REDIS_OP_INTER) {
         /* Skip everything if the smallest input is empty. */