Index: formats/format_ilbc.c
===================================================================
--- formats/format_ilbc.c	(revision 87247)
+++ formats/format_ilbc.c	(working copy)
@@ -146,7 +146,9 @@
 
 static int load_module(void)
 {
-	return ast_format_register(&ilbc_f);
+	if (ast_format_register(&ilbc_f))
+		return AST_MODULE_LOAD_FAILURE;
+	return AST_MODULE_LOAD_SUCCESS;
 }
 
 static int unload_module(void)