From 9cd7e32a5bae5edcfc22b361a7c4fb6794bcbe44 Mon Sep 17 00:00:00 2001
From: Rahul Tank <rahul.tank@espressif.com>
Date: Fri, 6 Sep 2024 15:26:33 +0530
Subject: [PATCH] fix(nimble): De-register host cb in stack deinit

---
 .../host/nimble/esp-hci/src/esp_nimble_hci.c  | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/components/bt/host/nimble/esp-hci/src/esp_nimble_hci.c b/components/bt/host/nimble/esp-hci/src/esp_nimble_hci.c
index 4990859e57..7c3a449045 100644
--- a/components/bt/host/nimble/esp-hci/src/esp_nimble_hci.c
+++ b/components/bt/host/nimble/esp-hci/src/esp_nimble_hci.c
@@ -338,6 +338,12 @@ static void controller_rcv_pkt_ready(void)
     }
 }
 
+static void dummy_controller_rcv_pkt_ready(void)
+{
+    /* Dummy function */
+    return;
+}
+
 void bt_record_hci_data(uint8_t *data, uint16_t len)
 {
 #if (BT_HCI_LOG_INCLUDED == TRUE)
@@ -407,11 +413,23 @@ static int host_rcv_pkt(uint8_t *data, uint16_t len)
     return 0;
 }
 
+static int dummy_host_rcv_pkt(uint8_t *data, uint16_t len)
+{
+    /* Dummy function */
+    return 0;
+}
+
+
 static const esp_vhci_host_callback_t vhci_host_cb = {
     .notify_host_send_available = controller_rcv_pkt_ready,
     .notify_host_recv = host_rcv_pkt,
 };
 
+static const esp_vhci_host_callback_t dummy_vhci_host_cb = {
+    .notify_host_send_available = dummy_controller_rcv_pkt_ready,
+    .notify_host_recv = dummy_host_rcv_pkt,
+};
+
 static void ble_buf_free(void)
 {
     os_msys_buf_free();
@@ -520,6 +538,11 @@ esp_err_t esp_nimble_hci_deinit(void)
         return ret;
     }
 
+    ret = esp_vhci_host_register_callback(&dummy_vhci_host_cb);
+    if (ret != ESP_OK) {
+        return ret;
+    }
+
     ble_buf_free();
 
 #if MYNEWT_VAL(BLE_QUEUE_CONG_CHECK)