From bb671d90165590ecba80942e887b7a455d92384e Mon Sep 17 00:00:00 2001
From: Binbin <binloveplay1314@qq.com>
Date: Sun, 6 Jun 2021 17:13:00 +0800
Subject: [PATCH] Add missing zuiClearIterator in zrandmemberWithCountCommand.
 (#8979)

Also the bug that currently does not cause memory leaks.
Because op->type = OBJ_ZSET, in zuiClearIterator, we will do nothing.
Just a cleanup that zuiInitIterator and zuiClearIterator should appear in pairs.
---
 src/t_zset.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/t_zset.c b/src/t_zset.c
index fb402816d..1f7040d1c 100644
--- a/src/t_zset.c
+++ b/src/t_zset.c
@@ -4070,6 +4070,7 @@ void zrandmemberWithCountCommand(client *c, long l, int withscores) {
             if (withscores)
                 addReplyDouble(c, zval.score);
         }
+        zuiClearIterator(&src);
         return;
     }
 
@@ -4137,6 +4138,7 @@ void zrandmemberWithCountCommand(client *c, long l, int withscores) {
             zarndmemberReplyWithZiplist(c, count, keys, vals);
             zfree(keys);
             zfree(vals);
+            zuiClearIterator(&src);
             return;
         }
 
@@ -4170,6 +4172,7 @@ void zrandmemberWithCountCommand(client *c, long l, int withscores) {
         /* Release memory */
         dictRelease(d);
     }
+    zuiClearIterator(&src);
 }
 
 /* ZRANDMEMBER [<count> WITHSCORES] */