From 070da2162364100c4069a1842b2641ab95b46a1a Mon Sep 17 00:00:00 2001
From: Charlie Somerville <charlie@charliesomerville.com>
Date: Wed, 15 Jan 2014 11:38:45 +1100
Subject: async.c: avoid a NULL deref when redisAsyncInitialize returns NULL

---
 async.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'async.c')

diff --git a/async.c b/async.c
index 6532712..923a329 100644
--- a/async.c
+++ b/async.c
@@ -174,6 +174,11 @@ redisAsyncContext *redisAsyncConnectUnix(const char *path) {
         return NULL;
 
     ac = redisAsyncInitialize(c);
+    if (ac == NULL) {
+        redisFree(c);
+        return NULL;
+    }
+
     __redisAsyncCopyError(ac);
     return ac;
 }
@@ -398,7 +403,7 @@ void redisProcessCallbacks(redisAsyncContext *ac) {
                 __redisAsyncDisconnect(ac);
                 return;
             }
-            
+
             /* If monitor mode, repush callback */
             if(c->flags & REDIS_MONITORING) {
                 __redisPushCallback(&ac->replies,&cb);
-- 
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