From e0665c3b5f57e0c1d20ec555c925fb84ccc31b29 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Date: Thu, 6 Apr 2017 14:05:12 +0200 Subject: console: add same displaychangelistener registration pre-condition MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Catch an invalid state. Mainly useful for documentation purposes. Signed-off-by: Marc-André Lureau Message-id: 20170406120513.638-3-marcandre.lureau@redhat.com Signed-off-by: Gerd Hoffmann --- ui/console.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/ui/console.c b/ui/console.c index 0cbe5033dd..189eecfd29 100644 --- a/ui/console.c +++ b/ui/console.c @@ -1410,6 +1410,8 @@ void register_displaychangelistener(DisplayChangeListener *dcl) static DisplaySurface *dummy; QemuConsole *con; + assert(!dcl->ds); + if (dcl->ops->dpy_gl_ctx_create) { /* display has opengl support */ assert(dcl->con); -- cgit v1.2.3