fix: fixed some issues in the mr comments

nimble/transport/esp_ipc_btdm/src/hci_esp_ipc.c

@@ -50,8 +50,8 @@ ble_transport_to_ll_cmd_impl(void *buf)
 
     pkt = HCI_DRIVER_D2P(buf);
     len = *(uint8_t *)(buf + 2);
-    pkt->length = len;
-    return hci_driver_host_cmd_tx((uint8_t *)pkt, len);
+    pkt->length = len + 3;
+    return hci_driver_host_cmd_tx((uint8_t *)pkt);
 }
 
 int

porting/npl/esp-idf/include/nimble/nimble_npl_os.h

@@ -84,7 +84,13 @@ ble_npl_eventq_deinit(struct ble_npl_eventq *evq)
 static inline struct ble_npl_event *
 ble_npl_eventq_get(struct ble_npl_eventq *evq, ble_npl_time_t tmo)
 {
-    return (void *)btdm_osal_eventq_get(&evq->eventq, tmo) - offsetof(struct ble_npl_eventq, eventq);
+    struct btdm_osal_event *ev;
+
+    ev = btdm_osal_eventq_get(&evq->eventq, tmo);
+    if (ev) {
+        return (void *)ev - offsetof(struct ble_npl_event, event);
+    }
+    return NULL;
 }
 
 static inline void

porting/npl/freertos/src/npl_os_freertos.c

@@ -270,9 +270,11 @@ npl_freertos_event_init(struct ble_npl_event *ev, ble_npl_event_fn *fn,
 void
 npl_freertos_event_deinit(struct ble_npl_event *ev)
 {
-    BLE_LL_ASSERT(ev->event);
-#if OS_MEM_ALLOC
+    if (!ev->event) {
+        return;
+    }
     
+#if OS_MEM_ALLOC
     os_memblock_put(&ble_freertos_ev_pool,ev->event);
 #else
     nimble_platform_mem_free(ev->event);