inotify:fix memory alloc/free not match

Signed-off-by: guohao15 <[email protected]>

Author: guohao15

fs/notify/inotify.c

@@ -1009,6 +1009,22 @@ static inline void notify_queue_filep_event(FAR struct file *filep,
   nxmutex_unlock(&g_inotify.lock);
 }
 
+/****************************************************************************
+ * Name: notify_free_entry
+ *
+ * Description:
+ *   Deallocate the hash entry.
+ *
+ ****************************************************************************/
+
+static void notify_free_entry(FAR ENTRY *entry)
+{
+  /* Key is alloced by lib_malloc, value is alloced by kmm_malloc */
+
+  lib_free(entry->key);
+  kmm_free(entry->data);
+}
+
 /****************************************************************************
  * Public Functions
  ****************************************************************************/
@@ -1276,6 +1292,7 @@ void notify_initialize(void)
 {
   int ret;
 
+  g_inotify.hash.free_entry = notify_free_entry;
   ret = hcreate_r(CONFIG_FS_NOTIFY_BUCKET_SIZE, &g_inotify.hash);
   if (ret != 1)
     {