From dcd09606fb843aba24b2ea77dc9c53ec7eaa40c6 Mon Sep 17 00:00:00 2001
From: zhubin79 <18784715772@163.com>
Date: Fri, 20 Dec 2024 11:42:43 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8Dmysql=5Ffdw=E8=BF=9E=E6=8E=A5?=
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---
 src/common/backend/utils/hash/dynahash.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/common/backend/utils/hash/dynahash.cpp b/src/common/backend/utils/hash/dynahash.cpp
index b8fb6eeb3..72bde47f7 100644
--- a/src/common/backend/utils/hash/dynahash.cpp
+++ b/src/common/backend/utils/hash/dynahash.cpp
@@ -1094,7 +1094,7 @@ void hash_seq_init(HASH_SEQ_STATUS* status, HTAB* hashp)
     status->hashp = hashp;
     status->curBucket = 0;
     status->curEntry = NULL;
-    if (!hashp->frozen) {
+    if (hashp != NULL && !hashp->frozen) {
         register_seq_scan(hashp);
     }
 }