Fix torrent info name not being utf-8 decoded when root file/folder name is blank

ChangeLog

@@ -6,6 +6,8 @@
 	* Change share ratio calculation to use the total done instead of the all time
 	  downloaded value.  This change will make the share ratio calculation not
 	  use data downloaded in failed hash checks.
+	* Fix torrent info name not being utf-8 decoded when root file/folder name
+	  is blank
 
 ==== GtkUI ====
 	* Fix #1104, #735 use path.utf-8 if available

deluge/core/torrent.py

@@ -603,7 +603,7 @@ class Torrent:
             if self.handle.has_metadata():
                 name = self.torrent_info.file_at(0).path.split("/", 1)[0]
                 if not name:
-                    return self.torrent_info.name()
+                    name = self.torrent_info.name()
                 try:
                     return name.decode("utf8", "ignore")
                 except UnicodeDecodeError: