Merge pull request #5402 from Ullmie02/fix-null-size

Use FileShare.None when creating files

(cherry picked from commit 480dd66428e2a8bf76c0747256f2e99b15aae212)
Signed-off-by: Joshua M. Boniface <joshua@boniface.me>

1 files changed, 2 insertions, 1 deletions

diff --git a/Emby.Server.Implementations/LiveTv/TunerHosts/SharedHttpStream.cs b/Emby.Server.Implementations/LiveTv/TunerHosts/SharedHttpStream.cs
index f7507e6ba..fde93d5d1 100644
--- a/Emby.Server.Implementations/LiveTv/TunerHosts/SharedHttpStream.cs
+++ b/Emby.Server.Implementations/LiveTv/TunerHosts/SharedHttpStream.cs
@@ -136,7 +136,8 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts
                     Logger.LogInformation("Beginning {0} stream to {1}", GetType().Name, TempFilePath);
                     using var message = response;
                     await using var stream = await response.Content.ReadAsStreamAsync(cancellationToken).ConfigureAwait(false);
-                    await using var fileStream = new FileStream(TempFilePath, FileMode.Create, FileAccess.Write, FileShare.Read);
+                    // use FileShare.None as this bypasses dotnet bug dotnet/runtime#42790 .
+                    await using var fileStream = new FileStream(TempFilePath, FileMode.Create, FileAccess.Write, FileShare.None);
                     await StreamHelper.CopyToAsync(
                         stream,
                         fileStream,