From 2f4f271e996d8127e7e63fa8f986839c18bbf57a Mon Sep 17 00:00:00 2001
From: ganchuantao <ganchuantao1@huawei.com>
Date: Thu, 28 Aug 2025 03:56:15 +0000
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E7=BC=96=E8=AF=91=E5=91=8A?=
 =?UTF-8?q?=E8=AD=A6?=
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Signed-off-by: ganchuantao <ganchuantao1@huawei.com>
---
 device/cmds/src/main.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/device/cmds/src/main.cpp b/device/cmds/src/main.cpp
index b2cc8438e..6ec22a8ce 100644
--- a/device/cmds/src/main.cpp
+++ b/device/cmds/src/main.cpp
@@ -67,7 +67,10 @@ std::string GetLoopbackAddress()
     struct ifaddrs* ifAddrStruct = nullptr;
     void* tmpAddrPtr = nullptr;
 
-    getifaddrs(&ifAddrStruct);
+    if (getifaddrs(&ifAddrStruct) == -1) { // -1 : fail
+        printf("error: %s\n", COMMON::GetErrorMsg().c_str());
+        return "";
+    }
     while (ifAddrStruct != nullptr) {
         if (ifAddrStruct->ifa_addr == nullptr) {
             ifAddrStruct = ifAddrStruct->ifa_next;
-- 
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