X-Git-Url: http://git.efficios.com/?p=babeltrace.git;a=blobdiff_plain;f=include%2Fbabeltrace%2Ftrace-ir%2Fstream-class-internal.h;h=72bbdd2bffac429f500e480385cc7fedc142181e;hp=5c19e560b81c28c26c97f0d8110c592c0a02490c;hb=40f4ba76dd6f9508ca51b6220eaed57632281a07;hpb=05e2128659970c32648a01255ed870449f05d518

diff --git a/include/babeltrace/trace-ir/stream-class-internal.h b/include/babeltrace/trace-ir/stream-class-internal.h
index 5c19e560..72bbdd2b 100644
--- a/include/babeltrace/trace-ir/stream-class-internal.h
+++ b/include/babeltrace/trace-ir/stream-class-internal.h
@@ -71,7 +71,7 @@ struct bt_stream_class {
 };
 
 BT_HIDDEN
-void _bt_stream_class_freeze(struct bt_stream_class *stream_class);
+void _bt_stream_class_freeze(const struct bt_stream_class *stream_class);
 
 #ifdef BT_DEV_MODE
 # define bt_stream_class_freeze		_bt_stream_class_freeze
@@ -81,7 +81,7 @@ void _bt_stream_class_freeze(struct bt_stream_class *stream_class);
 
 static inline
 struct bt_trace *bt_stream_class_borrow_trace_inline(
-		struct bt_stream_class *stream_class)
+		const struct bt_stream_class *stream_class)
 {
 	BT_ASSERT(stream_class);
 	return (void *) bt_object_borrow_parent(&stream_class->base);