From 51979169837eae718fa2887f8ab14a9e4a336d63 Mon Sep 17 00:00:00 2001
From: sindney <346567691@qq.com>
Date: Wed, 30 Sep 2020 20:01:02 +0800
Subject: [PATCH] Fix BLEClient disconnect bug (#3876)

By default the disconnect is broadcasted to every clients. So if you call disconnect on one connected client, they'll all be disconnected if we don't filter the event by conn_id.
---
 libraries/BLE/src/BLEClient.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libraries/BLE/src/BLEClient.cpp b/libraries/BLE/src/BLEClient.cpp
index 436813f8..e13b8d62 100644
--- a/libraries/BLE/src/BLEClient.cpp
+++ b/libraries/BLE/src/BLEClient.cpp
@@ -178,6 +178,8 @@ void BLEClient::gattClientEventHandler(
 		// - uint16_t          conn_id
 		// - esp_bd_addr_t     remote_bda
 		case ESP_GATTC_DISCONNECT_EVT: {
+				if (evtParam->disconnect.conn_id != m_conn_id)
+					break;
 				// If we receive a disconnect event, set the class flag that indicates that we are
 				// no longer connected.
 				m_isConnected = false;