From 8f9b91eecea69ab12f8afd7d408010daad2ced5f Mon Sep 17 00:00:00 2001
From: "J. Nick Koston" <nick@koston.org>
Date: Thu, 23 Apr 2026 08:22:17 -0500
Subject: [PATCH] [wifi] Avoid BDK 3.0.78 wifi_event_sta_disconnected_t
 collision on BK72xx (#15942)

---
 esphome/components/wifi/wifi_component_libretiny.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/esphome/components/wifi/wifi_component_libretiny.cpp b/esphome/components/wifi/wifi_component_libretiny.cpp
index cdd11ceaef..6588e93e16 100644
--- a/esphome/components/wifi/wifi_component_libretiny.cpp
+++ b/esphome/components/wifi/wifi_component_libretiny.cpp
@@ -12,7 +12,12 @@
 
 #ifdef USE_BK72XX
 extern "C" {
+// BDK 3.0.78 (required for BK7238) redeclares wifi_event_sta_disconnected_t,
+// which LibreTiny's Arduino WiFi API already defines. ESPHome doesn't use the
+// BDK version, so rename it across this include to avoid the collision.
+#define wifi_event_sta_disconnected_t bdk_wifi_event_sta_disconnected_t
 #include <wlan_ui_pub.h>
+#undef wifi_event_sta_disconnected_t
 }
 #endif