From 5d583f50601ffe2c22e1a8fd6a9f29d8986f5896 Mon Sep 17 00:00:00 2001
From: chen-chao666 <1790599142@qq.com>
Date: Mon, 13 Jan 2025 15:47:00 +0800
Subject: [PATCH] =?UTF-8?q?cbb=E4=BB=A3=E7=A0=81=E6=A3=80=E8=A7=86?=
 =?UTF-8?q?=E9=97=AE=E9=A2=98=E4=BF=AE=E6=94=B9?=
MIME-Version: 1.0
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Content-Transfer-Encoding: 8bit

---
 src/ddes_json/ddes_json.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/ddes_json/ddes_json.c b/src/ddes_json/ddes_json.c
index d316852..0ead9dd 100644
--- a/src/ddes_json/ddes_json.c
+++ b/src/ddes_json/ddes_json.c
@@ -907,6 +907,9 @@ bool32 json_is_null(json_t *json, text_t *key)
     }
     json_val_t *jval;
     jval = (json_val_t *)cm_hmap_find(&json->props, &g_json_hfs2, key);
+    if (jval == NULL) {
+        return CM_FALSE;
+    }
     char *val = JSON_OFFSET_VAL(jval) + sizeof(jstr_len_t);
     char *compareUpper = "NULL";
     char *compareLower = "null";
-- 
Gitee