From: Longpeng <longpe...@huawei.com> We should stop if the GET_IOVA_RANGE ioctl failed.
Signed-off-by: Longpeng <longpe...@huawei.com> Message-Id: <20221224114848.3062-3-longpe...@huawei.com> Reviewed-by: Michael S. Tsirkin <m...@redhat.com> Signed-off-by: Michael S. Tsirkin <m...@redhat.com> Acked-by: Jason Wang <jasow...@redhat.com> --- net/vhost-vdpa.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c index b6e1e84ed2..1a13a34d35 100644 --- a/net/vhost-vdpa.c +++ b/net/vhost-vdpa.c @@ -805,7 +805,13 @@ int net_init_vhost_vdpa(const Netdev *netdev, const char *name, return queue_pairs; } - vhost_vdpa_get_iova_range(vdpa_device_fd, &iova_range); + r = vhost_vdpa_get_iova_range(vdpa_device_fd, &iova_range); + if (unlikely(r < 0)) { + error_setg(errp, "vhost-vdpa: get iova range failed: %s", + strerror(-r)); + goto err; + } + if (opts->x_svq) { if (!vhost_vdpa_net_valid_svq_features(features, errp)) { goto err_svq; -- MST