Merge branch 'master' into network-rewrite

1 files changed, 2 insertions, 2 deletions

diff --git a/MediaBrowser.Controller/Entities/AggregateFolder.cs b/MediaBrowser.Controller/Entities/AggregateFolder.cs
index e671e5c71..08c622cde 100644
--- a/MediaBrowser.Controller/Entities/AggregateFolder.cs
+++ b/MediaBrowser.Controller/Entities/AggregateFolder.cs
@@ -67,14 +67,14 @@ namespace MediaBrowser.Controller.Entities
         {
             lock (_childIdsLock)
             {
-                if (_childrenIds == null || _childrenIds.Length == 0)
+                if (_childrenIds is null || _childrenIds.Length == 0)
                 {
                     var list = base.LoadChildren();
                     _childrenIds = list.Select(i => i.Id).ToArray();
                     return list;
                 }
 
-                return _childrenIds.Select(LibraryManager.GetItemById).Where(i => i != null).ToList();
+                return _childrenIds.Select(LibraryManager.GetItemById).Where(i => i is not null).ToList();
             }
         }