Fixed transmission returning -1 as Eta.

src/NzbDrone.Core/Download/Clients/Transmission/Transmission.cs

@@ -115,9 +115,13 @@ namespace NzbDrone.Core.Download.Clients.Transmission
                 item.DownloadClient = Definition.Name;
 
                 item.OutputPath = outputPath + torrent.Name;
+                item.TotalSize = torrent.TotalSize;
                 item.RemainingSize = torrent.LeftUntilDone;
                 item.RemainingTime = TimeSpan.FromSeconds(torrent.Eta);
-                item.TotalSize = torrent.TotalSize;
+                if (torrent.Eta != -1)
+                {
+                    item.RemainingTime = TimeSpan.FromSeconds(torrent.Eta);
+                }
 
                 if (!torrent.ErrorString.IsNullOrWhiteSpace())
                 {