virtio-gpu: skip update cursor in post_load if we don't have one
If the cursor resource id isn't set the guest didn't define a cursor. Skip the cursor update in post_load in that that case. Reported-by: wanghaibin <wanghaibin.wang@huawei.com> Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Tested-by: wanghaibin <wanghaibin.wang@huawei.com> Message-id: 20170710070432.856-1-kraxel@redhat.com Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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@ -1092,7 +1092,9 @@ static int virtio_gpu_load(QEMUFile *f, void *opaque, size_t size,
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dpy_gfx_replace_surface(scanout->con, scanout->ds);
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dpy_gfx_update(scanout->con, 0, 0, scanout->width, scanout->height);
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if (scanout->cursor.resource_id) {
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update_cursor(g, &scanout->cursor);
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}
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res->scanout_bitmask |= (1 << i);
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}
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