Merge branch 'master' into authenticationdb-efcore

# Conflicts:
#	Emby.Server.Implementations/Devices/DeviceManager.cs
#	Emby.Server.Implementations/HttpServer/Security/SessionContext.cs
#	Emby.Server.Implementations/Security/AuthenticationRepository.cs
#	Emby.Server.Implementations/Session/SessionManager.cs
#	Jellyfin.Server.Implementations/Security/AuthorizationContext.cs
#	MediaBrowser.Controller/Library/IUserManager.cs
#	MediaBrowser.Controller/Net/ISessionContext.cs

1 files changed, 4 insertions, 3 deletions

diff --git a/Jellyfin.Api/Controllers/DynamicHlsController.cs b/Jellyfin.Api/Controllers/DynamicHlsController.cs
index 9f3216de3..62283d038 100644
--- a/Jellyfin.Api/Controllers/DynamicHlsController.cs
+++ b/Jellyfin.Api/Controllers/DynamicHlsController.cs
@@ -1190,7 +1190,8 @@ namespace Jellyfin.Api.Controllers
                 throw new ArgumentException("StartTimeTicks is not allowed.");
             }
 
-            using var cancellationTokenSource = new CancellationTokenSource();
+            // CTS lifecycle is managed internally.
+            var cancellationTokenSource = new CancellationTokenSource();
             var cancellationToken = cancellationTokenSource.Token;
 
             using var state = await StreamingHelpers.GetStreamingState(
@@ -1760,9 +1761,9 @@ namespace Jellyfin.Api.Controllers
 
         private static FileSystemMetadata? GetLastTranscodingFile(string playlist, string segmentExtension, IFileSystem fileSystem)
         {
-            var folder = Path.GetDirectoryName(playlist);
+            var folder = Path.GetDirectoryName(playlist) ?? throw new ArgumentException("Path can't be a root directory.", nameof(playlist));
 
-            var filePrefix = Path.GetFileNameWithoutExtension(playlist) ?? string.Empty;
+            var filePrefix = Path.GetFileNameWithoutExtension(playlist);
 
             try
             {