Fix some warnings

diff --git a/atk-adaptor/adaptors/table-adaptor.c b/atk-adaptor/adaptors/table-adaptor.c
index f296816..bd35f5f 100644 (file)
--- a/atk-adaptor/adaptors/table-adaptor.c
+++ b/atk-adaptor/adaptors/table-adaptor.c
@@ -199,8 +199,8 @@ impl_GetColumnAtIndex (DBusConnection * bus, DBusMessage * message,
   return reply;
 }
 
-static gchar *
-validate_unallocated_string (gchar *str)
+static const gchar *
+validate_unallocated_string (const gchar *str)
 {
   if (!str)
     return "";