Commit 2f5ae772 authored by Gerd Hoffmann's avatar Gerd Hoffmann
Browse files

qxl: handle no updates in interface_update_area_complete 



Simply return early in case there are no updated rects.

Signed-off-by: default avatarGerd Hoffmann <kraxel@redhat.com>
Message-id: 1465395101-13580-1-git-send-email-kraxel@redhat.com
parent de1b9b85

hw/display/qxl.c

+2 −1
Original line number Diff line number Diff line
@@ -893,7 +893,8 @@ static void interface_update_area_complete(QXLInstance *sin, 
    int qxl_i;



    qemu_mutex_lock(&qxl->ssd.lock);

    if (surface_id != 0 || !qxl->render_update_cookie_num) {

    if (surface_id != 0 || !num_updated_rects ||

        !qxl->render_update_cookie_num) {

        qemu_mutex_unlock(&qxl->ssd.lock);

        return;

    }