support more search filters

1 files changed, 1 insertions, 2 deletions

diff --git a/MediaBrowser.Server.Implementations/LiveTv/LiveTvManager.cs b/MediaBrowser.Server.Implementations/LiveTv/LiveTvManager.cs
index 192f84a6ff..bd315530e1 100644
--- a/MediaBrowser.Server.Implementations/LiveTv/LiveTvManager.cs
+++ b/MediaBrowser.Server.Implementations/LiveTv/LiveTvManager.cs
@@ -7,7 +7,6 @@ using MediaBrowser.Controller.Dto;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Library;
 using MediaBrowser.Controller.LiveTv;
-using MediaBrowser.Controller.MediaEncoding;
 using MediaBrowser.Controller.Persistence;
 using MediaBrowser.Controller.Providers;
 using MediaBrowser.Controller.Sorting;
@@ -49,7 +48,7 @@ namespace MediaBrowser.Server.Implementations.LiveTv
         private List<Guid> _channelIdList = new List<Guid>();
         private Dictionary<Guid, LiveTvProgram> _programs = new Dictionary<Guid, LiveTvProgram>();
 
-        private SemaphoreSlim _refreshSemaphore = new SemaphoreSlim(1, 1);
+        private readonly SemaphoreSlim _refreshSemaphore = new SemaphoreSlim(1, 1);
 
         public LiveTvManager(IServerConfigurationManager config, IFileSystem fileSystem, ILogger logger, IItemRepository itemRepo, IImageProcessor imageProcessor, IUserDataManager userDataManager, IDtoService dtoService, IUserManager userManager, ILibraryManager libraryManager, ITaskManager taskManager)
         {