Add missing argument

tests/datawizard/data_invalidation.c

@@ -71,7 +71,7 @@ static void cpu_check_content_codelet(void *descr[], __attribute__ ((unused)) vo
 	{
 		if (buf[i] != 42)
 		{
-			fprintf(stderr, "buf[%d] is %c while it should be %c\n", buf[i], 42);
+			fprintf(stderr, "buf[%d] is %c while it should be %c\n", i, buf[i], 42);
 			exit(-1);
 		}
 	}