From d5b25ca1a827d3ec07be9607232edb0c27172918 Mon Sep 17 00:00:00 2001
From: jimying <yingqw.js@gmail.com>
Date: Thu, 24 Oct 2024 23:05:56 +0800
Subject: [PATCH] Fix memory error (#508)

---
 src/webui.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/src/webui.c b/src/webui.c
index 65824d0f4..97b9b952e 100644
--- a/src/webui.c
+++ b/src/webui.c
@@ -4138,7 +4138,7 @@ static char* _webui_get_file_name_from_url(const char* url) {
     }
 
     // Copy the path to a new string
-    char* file = strdup(pos);
+    char* file = _webui_str_dup(pos);
 
     // Find the position of the first '?'
     char* question_mark = strchr(file, '?');
@@ -4181,9 +4181,6 @@ static char* _webui_get_full_path(_webui_window_t* win, const char* file) {
     }
     #endif
 
-    // Clean
-    _webui_free_mem((void*)file);
-
     #ifdef WEBUI_LOG_VERBOSE
     printf("[Core]\t\t_webui_get_full_path() -> Full path: [%s]\n", full_path);
     #endif
@@ -8857,7 +8854,8 @@ static void _webui_receive(_webui_window_t* win, struct mg_connection* client,
     if (win->ws_block) {
         // Process the packet in this current thread
         _webui_ws_process(win, client, connection_id, arg_ptr, arg_len, ++recvNum, event_type);
-        _webui_free_mem((void*)arg_ptr);
+        if (arg_ptr != data)
+            _webui_free_mem((void*)arg_ptr);
     }
     else {
         // Process the packet in a new thread
@@ -9331,7 +9329,7 @@ static void _webui_ws_process(
 
                             // Check the response
                             if (_webui_is_empty(event_inf->response))
-                                event_inf->response = (char*)"";
+                                event_inf->response = NULL;
 
                             #ifdef WEBUI_LOG
                             printf(