From 680199f9f5150c7a0e974441e1984ffc6a6ba928 Mon Sep 17 00:00:00 2001
From: Cary Xu <klxu@taosdata.com>
Date: Sat, 27 Aug 2022 18:08:01 +0800
Subject: [PATCH] other: simple hash code optimization

---
 source/libs/executor/src/tsimplehash.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/source/libs/executor/src/tsimplehash.c b/source/libs/executor/src/tsimplehash.c
index b839fba543..ee60f09afd 100644
--- a/source/libs/executor/src/tsimplehash.c
+++ b/source/libs/executor/src/tsimplehash.c
@@ -295,11 +295,7 @@ int32_t tSimpleHashIterateRemove(SSHashObj *pHashObj, const void *key, size_t ke
       }
 
       if (*pIter == (void *)GET_SHASH_NODE_DATA(pNode)) {
-        if (!pPrev) {
-          *pIter = NULL;
-        } else {
-          *pIter = pPrev;
-        }
+        *pIter = pPrev;
       }
 
       FREE_HASH_NODE(pNode);