Remove TODO and add a second file:close due to delayed write

src/lager_file_backend.erl

@@ -472,7 +472,6 @@ close_file(#state{fd=undefined} = State) ->
     State;
 close_file(#state{fd=FD} = State) ->
     %% Flush and close any file handles.
-    %% TODO LRB don't match, but report errors???
     _ = file:datasync(FD),
     %% delayed write can cause file:close not to do a close
     _ = file:close(FD),

src/lager_rotator_default.erl

@@ -67,6 +67,7 @@ rotate_logfile(File, 0) ->
     %% open the file in write-only mode to truncate/create it
     case file:open(File, [write]) of
         {ok, FD} ->
+            _ = file:close(FD),
             _ = file:close(FD),
             {ok, _Ctime} = maybe_update_ctime(File),
             ok;