From 2cf36df7f59beba70f4ce1933599088fb8b09bcb Mon Sep 17 00:00:00 2001
From: Matthias Ringwald <matthias@ringwald.ch>
Date: Fri, 26 Jan 2018 14:19:39 +0100
Subject: [PATCH] l2cap: emit le open/close events for le data channels on
 disconnect

---
 src/l2cap.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/l2cap.c b/src/l2cap.c
index 37bf8ae9b..3c9b1ea6a 100644
--- a/src/l2cap.c
+++ b/src/l2cap.c
@@ -2010,6 +2010,16 @@ static void l2cap_handle_hci_disconnect_event(l2cap_channel_t * channel){
 
 #endif
 
+#ifdef ENABLE_LE_DATA_CHANNELS
+static void l2cap_handle_hci_le_disconnect_event(l2cap_channel_t * channel){
+    if (l2cap_send_open_failed_on_hci_disconnect(channel)){
+        l2cap_emit_le_channel_opened(channel, L2CAP_CONNECTION_BASEBAND_DISCONNECT);
+    } else {
+        l2cap_emit_le_channel_closed(channel);
+    }
+    btstack_memory_l2cap_channel_free(channel);
+}
+#endif
 
 static void l2cap_hci_event_handler(uint8_t packet_type, uint16_t cid, uint8_t *packet, uint16_t size){
 
@@ -2085,7 +2095,7 @@ static void l2cap_hci_event_handler(uint8_t packet_type, uint16_t cid, uint8_t *
                 l2cap_channel_t * channel = (l2cap_channel_t *) btstack_linked_list_iterator_next(&it);
                 if (channel->con_handle != handle) continue;
                 btstack_linked_list_iterator_remove(&it);
-                l2cap_handle_hci_disconnect_event(channel);
+                l2cap_handle_hci_le_disconnect_event(channel);
             }
 #endif
             break;