[vala] GAsync: Struct return value fix

[Jürg Billeter <juergbi src gnome org>]

commit ab901453fa9e86bc64e11fd394fc687ae23f43b1
Author: Jürg Billeter <j bitron ch>
Date:   Wed Dec 23 22:25:45 2009 +0100

    GAsync: Struct return value fix

 codegen/valagasyncmodule.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/codegen/valagasyncmodule.vala b/codegen/valagasyncmodule.vala
index 3d6f9fe..9bd6cb7 100644
--- a/codegen/valagasyncmodule.vala
+++ b/codegen/valagasyncmodule.vala
@@ -368,7 +368,7 @@ internal class Vala.GAsyncModule : GSignalModule {
 			propagate_error.add_argument (simple_async_result_cast);
 			propagate_error.add_argument (new CCodeIdentifier ("error"));
 			var errorblock = new CCodeBlock ();
-			if (return_type is VoidType) {
+			if (return_type is VoidType || return_type.is_real_non_null_struct_type ()) {
 				errorblock.add_statement (new CCodeReturnStatement ());
 			} else {
 				errorblock.add_statement (new CCodeReturnStatement (default_value_for_type (return_type, false)));