From 211353e5ab1615b95ebdae84bb86ff2eb25ead05 Mon Sep 17 00:00:00 2001
From: chenzhikai <895543892@qq.com>
Date: Fri, 6 Jan 2023 14:37:41 +0800
Subject: [PATCH] =?UTF-8?q?=E7=94=9F=E6=88=90WDR=E6=80=A7=E8=83=BD?=
 =?UTF-8?q?=E6=8A=A5=E5=91=8A=E6=97=B6=EF=BC=8Cnode=5Fname=E7=BB=99?=
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 =?UTF-8?q?=E5=89=8D=E8=8A=82=E7=82=B9=E5=80=BC=EF=BC=8C=E6=95=B0=E6=8D=AE?=
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---
 src/gausskernel/cbb/instruments/wdr/generate_report.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/gausskernel/cbb/instruments/wdr/generate_report.cpp b/src/gausskernel/cbb/instruments/wdr/generate_report.cpp
index ae7ed9284..c37d8f2c4 100644
--- a/src/gausskernel/cbb/instruments/wdr/generate_report.cpp
+++ b/src/gausskernel/cbb/instruments/wdr/generate_report.cpp
@@ -4467,7 +4467,10 @@ static bool IsNodeNameValid(const report_params* params)
         currentNodeName = g_instance.attr.attr_common.PGXCNodeName;
     }
 
-    if (strncmp(params->report_node, currentNodeName, strlen(currentNodeName)) != 0) {
+    int curLen = strlen(currentNodeName);
+    int reportLen = strlen(params->report_node);
+    int compareLen = curLen > reportLen ? curLen : reportLen;
+    if (strncmp(params->report_node, currentNodeName, compareLen) != 0) {
         return false;
     }
 #else