From 4271a64ce48bda4dfea356c590ca7a6b246cd7ec Mon Sep 17 00:00:00 2001 From: "J. Nick Koston" Date: Sat, 27 Dec 2025 09:31:06 -1000 Subject: [PATCH] fix --- esphome/components/wifi/wifi_component_esp_idf.cpp | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/esphome/components/wifi/wifi_component_esp_idf.cpp b/esphome/components/wifi/wifi_component_esp_idf.cpp index 2cbebdc967..ed2fdafba8 100644 --- a/esphome/components/wifi/wifi_component_esp_idf.cpp +++ b/esphome/components/wifi/wifi_component_esp_idf.cpp @@ -981,7 +981,8 @@ bool WiFiComponent::wifi_ap_ip_config_(const optional &manual_ip) { // Configure DHCP Option 114 (Captive Portal URI) if captive portal is enabled // This provides a standards-compliant way for clients to discover the captive portal if (captive_portal::global_captive_portal != nullptr) { - char captive_portal_uri[7 + network::IP_ADDRESS_BUFFER_SIZE]; // "http://" + IP + // Buffer must be static - dhcps_set_option_info stores pointer, doesn't copy + static char captive_portal_uri[7 + network::IP_ADDRESS_BUFFER_SIZE]; // "http://" + IP memcpy(captive_portal_uri, "http://", 7); network::IPAddress(&info.ip).str_to(captive_portal_uri + 7); err = esp_netif_dhcps_option(s_ap_netif, ESP_NETIF_OP_SET, ESP_NETIF_CAPTIVEPORTAL_URI, captive_portal_uri,