From 0571aa92f21b6df3502e2fd182f1c8c67cb482a5 Mon Sep 17 00:00:00 2001
From: Frank <91616163+softhack007@users.noreply.github.com>
Date: Tue, 3 Jan 2023 17:10:07 +0100
Subject: [PATCH] fix unitialized local var

Local variables are not initialized by default. Make sure that buf[] is filled with zeros.
---
 wled00/wled_server.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wled00/wled_server.cpp b/wled00/wled_server.cpp
index 8e9bf87d..9f5f0261 100644
--- a/wled00/wled_server.cpp
+++ b/wled00/wled_server.cpp
@@ -507,7 +507,7 @@ String dmxProcessor(const String& var)
 
 void serveSettingsJS(AsyncWebServerRequest* request)
 {
-  char buf[SETTINGS_STACK_BUF_SIZE+37];
+  char buf[SETTINGS_STACK_BUF_SIZE+37] = { '\0' }; // WLEDMM ensure buffer is cleared initially
   buf[0] = 0;
   byte subPage = request->arg(F("p")).toInt();
   if (subPage > 10) {