From d23e7f7305c1123a723051ad94a689a417949ec1 Mon Sep 17 00:00:00 2001
From: "Adrian A. Baumann" <ade@adebaumann.com>
Date: Mon, 29 Jun 2026 00:33:41 +0200
Subject: [PATCH] Fix setValue length: pass buffer max not strlen so
 maxlength=63 in portal

---
 src/main.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/main.cpp b/src/main.cpp
index bc2250c..12a37d1 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -399,7 +399,7 @@ static void factoryReset(bool clearWifi) {
   Serial.printf("[BOOT] factory reset triggered (clearWifi=%d)!\n", clearWifi);
 
   strlcpy(hostname, HOSTNAME_DEFAULT, sizeof(hostname));
-  hostnameParam.setValue(hostname, strlen(hostname));
+  hostnameParam.setValue(hostname, sizeof(hostname) - 1);
 
   authCfg.enabled = false;
   authCfg.pass[0] = '\0';
@@ -455,7 +455,7 @@ void setup() {
   LittleFS.begin(true);
 
   loadConfig();
-  hostnameParam.setValue(hostname, strlen(hostname));
+  hostnameParam.setValue(hostname, sizeof(hostname) - 1);
 
   int resetCount = incrementResetCount();