From 5028d24a32ab1a3aa31ae56fad40c3fceb09d2ba Mon Sep 17 00:00:00 2001
From: aixiao <aixiao@aixiao.me>
Date: Mon, 20 Jan 2025 09:46:18 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BC=98=E5=8C=96?=
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---
 cap.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/cap.c b/cap.c
index 9c96a9c..dae9447 100644
--- a/cap.c
+++ b/cap.c
@@ -188,7 +188,6 @@ void packet_handler(u_char *args, const struct pcap_pkthdr *header, const u_char
     const char *REGION_ENV = NULL;
 
     char ipset_query_command[256] = { 0 };
-    //char ip_query_command[256] = { 0 };
 
     // 定义 Response 结构体
     Response response;
@@ -271,7 +270,8 @@ void packet_handler(u_char *args, const struct pcap_pkthdr *header, const u_char
             fprintf(stderr, "Failed to parse JSON.\n");
         }
 
-        free(p);
+        if (p != NULL)
+            free(p);
 
     }
 
@@ -334,7 +334,7 @@ void cleanup_(int signum)
     pcap_freealldevs(alldevs);  // 释放设备列表
     //pcap_close(handle);         // 关闭会话句柄
 
-    // 退出主进程 
+    // 退出主进程
     exit(0);
 
     return;