From 83cf0e3668f61a57bbaaedf47d35d8943352d893 Mon Sep 17 00:00:00 2001
From: "zhaozhao.zz" <zhaozhao.zz@alibaba-inc.com>
Date: Thu, 29 Mar 2018 17:36:15 +0800
Subject: [PATCH] adjust position of _dictNextPower in dictExpand

---
 src/dict.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/dict.c b/src/dict.c
index 97e63680..a7b77aad 100644
--- a/src/dict.c
+++ b/src/dict.c
@@ -146,14 +146,14 @@ int dictResize(dict *d)
 /* Expand or create the hash table */
 int dictExpand(dict *d, unsigned long size)
 {
-    dictht n; /* the new hash table */
-    unsigned long realsize = _dictNextPower(size);
-
     /* the size is invalid if it is smaller than the number of
      * elements already inside the hash table */
     if (dictIsRehashing(d) || d->ht[0].used > size)
         return DICT_ERR;
 
+    dictht n; /* the new hash table */
+    unsigned long realsize = _dictNextPower(size);
+
     /* Rehashing to the same table size is not useful. */
     if (realsize == d->ht[0].size) return DICT_ERR;