From ac13c9f09572227882e02a025373bf3147f49863 Mon Sep 17 00:00:00 2001
From: Pieter Noordhuis <pcnoordhuis@gmail.com>
Date: Mon, 1 Nov 2010 10:13:05 +0100
Subject: Only copy relevant fields from callback ptr to avoid copying garbage

---
 async.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/async.c b/async.c
index ec452af..746cfce 100644
--- a/async.c
+++ b/async.c
@@ -75,8 +75,10 @@ static int __redisPushCallback(redisCallbackList *list, redisCallback *source) {
     /* Copy callback from stack to heap */
     cb = calloc(1,sizeof(*cb));
     if (!cb) redisOOM();
-    if (source != NULL)
-        memcpy(cb,source,sizeof(*cb));
+    if (source != NULL) {
+        cb->fn = source->fn;
+        cb->privdata = source->privdata;
+    }
 
     /* Store callback in list */
     if (list->head == NULL)
-- 
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