From 59bdd08214831b268dd7c4981db8404da9c11e3a Mon Sep 17 00:00:00 2001
From: vienna <viennadd@gmail.com>
Date: Tue, 7 Mar 2017 16:14:05 +0000
Subject: [PATCH] fix #3847: add close socket before return ANET_ERR.

---
 src/anet.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/anet.c b/src/anet.c
index ef1711d06..993615601 100644
--- a/src/anet.c
+++ b/src/anet.c
@@ -380,8 +380,10 @@ int anetUnixGenericConnect(char *err, char *path, int flags)
     sa.sun_family = AF_LOCAL;
     strncpy(sa.sun_path,path,sizeof(sa.sun_path)-1);
     if (flags & ANET_CONNECT_NONBLOCK) {
-        if (anetNonBlock(err,s) != ANET_OK)
+        if (anetNonBlock(err,s) != ANET_OK) {
+            close(s);
             return ANET_ERR;
+        }
     }
     if (connect(s,(struct sockaddr*)&sa,sizeof(sa)) == -1) {
         if (errno == EINPROGRESS &&