fix(bt): fixed mempool deinit crash issue

components/bt/porting/include/os/os_mempool.h

@@ -358,6 +358,29 @@ void os_mempool_flags_set(struct os_mempool *mp, uint8_t flags);
  */
 void os_mempool_flags_clear(struct os_mempool *mp, uint8_t flags);
 
+/**
+ * @brief Deinitialize a memory pool.
+ *
+ * @param mp Pointer to memory pool
+ */
+void os_mempool_deinit(struct os_mempool *mp);
+
+ /**
+ * @brief Deinitialize all of memory pools.
+ *
+ * @param is_controller Whether called from controller.
+ *
+ * @return OS_OK on success; OS_INVALID_PARM if not found corresponding memory pools.
+ */
+os_error_t os_mempool_deinit_all(bool is_controller);
+
+/**
+ * @brief Check if there are any live memory pools.
+ *
+ * @return true if there are any live memory pools; false otherwise.
+ */
+bool os_mempool_has_live_pool(void);
+
 #ifdef __cplusplus
 }
 #endif

components/bt/porting/mem/os_mempool.c

@@ -735,6 +735,11 @@ os_mempool_module_init(void)
 static os_error_t
 os_mempool_mem_free(struct os_mempool *mp)
 {
+    /*  Extended mempool has its own free logic */
+    if (mp->mp_flags & OS_MEMPOOL_F_EXT) {
+        return OS_OK;
+    }
+
     /* For runtime allocation mode, check whether all blocks have been freed */
     if (!(mp->mp_flags & OS_MEMPOOL_F_RUNTIME)) {
         return OS_EINVAL;
@@ -767,8 +772,15 @@ os_mempool_mem_free(struct os_mempool *mp)
 #endif
 
 void
-os_mempool_deinit(bool is_controller)
+os_mempool_deinit(struct os_mempool *mp)
 {
+    os_mempool_unregister(mp);
+}
+
+os_error_t
+os_mempool_deinit_all(bool is_controller)
+{
+    os_error_t err = OS_INVALID_PARM;
     struct os_mempool *mp = NULL;
     struct os_mempool *next = NULL;
 
@@ -780,8 +792,17 @@ os_mempool_deinit(bool is_controller)
             next = STAILQ_NEXT(mp, mp_list);
             os_mempool_unregister(mp);
             mp = next;
+            err = OS_OK;
         } else {
             mp = STAILQ_NEXT(mp, mp_list);
         }
     }
+
+    return err;
+}
+
+bool
+os_mempool_has_live_pool(void)
+{
+    return !STAILQ_EMPTY(&g_os_mempool_list);
 }