diff options
| author | Gerd Hoffmann <kraxel@redhat.com> | 2016-06-08 16:11:41 +0200 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2016-07-06 10:31:02 +0200 |
| commit | 2f5ae772c62499873a0da8fffa03594753eb8fa8 (patch) | |
| tree | 605740fc6c596c255eb81ced3d5c6916f01b99fe /hw/display/qxl.c | |
| parent | de1b9b85eff3dca42fe2cabe6e026cd2a2d5c769 (diff) | |
qxl: handle no updates in interface_update_area_complete
Simply return early in case there are no updated rects.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 1465395101-13580-1-git-send-email-kraxel@redhat.com
Diffstat (limited to 'hw/display/qxl.c')
| -rw-r--r-- | hw/display/qxl.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/hw/display/qxl.c b/hw/display/qxl.c index ab96f24a02..47cc6f478a 100644 --- a/hw/display/qxl.c +++ b/hw/display/qxl.c @@ -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; } |