silent_call: Use the gsm_subscriber_connection instead of lchan->conn
diff --git a/openbsc/include/openbsc/silent_call.h b/openbsc/include/openbsc/silent_call.h
index fefc518..2492903 100644
--- a/openbsc/include/openbsc/silent_call.h
+++ b/openbsc/include/openbsc/silent_call.h
@@ -1,10 +1,12 @@
 #ifndef _SILENT_CALL_H
 #define _SILENT_CALL_H
 
+struct gsm_subscriber_connection;
+
 extern int gsm_silent_call_start(struct gsm_subscriber *subscr,
                                  void *data, int type);
 extern int gsm_silent_call_stop(struct gsm_subscriber *subscr);
-extern int silent_call_rx(struct msgb *msg);
-extern int silent_call_reroute(struct msgb *msg);
+extern int silent_call_rx(struct gsm_subscriber_connection *conn, struct msgb *msg);
+extern int silent_call_reroute(struct gsm_subscriber_connection *conn, struct msgb *msg);
 
 #endif /* _SILENT_CALL_H */