vdpa: fix not using CVQ buffer in case of error
Bug introducing when refactoring. Otherway, the guest never received the used buffer. Fixes: be4278b65fc1 ("vdpa: extract vhost_vdpa_net_cvq_add from vhost_vdpa_net_handle_ctrl_avail") Signed-off-by: Eugenio Pérez <eperezma@redhat.com> Message-Id: <20230602173451.1917999-1-eperezma@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Acked-by: Jason Wang <jasowang@redhat.com> Tested-by: Lei Yang <leiyang@redhat.com>
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@ -794,7 +794,7 @@ static int vhost_vdpa_net_handle_ctrl_avail(VhostShadowVirtqueue *svq,
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}
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if (*s->status != VIRTIO_NET_OK) {
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return VIRTIO_NET_ERR;
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goto out;
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}
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status = VIRTIO_NET_ERR;
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