From ffbfea49cc39adba0a26ab2a172c0c86a7130a35 Mon Sep 17 00:00:00 2001 From: Xie Yongji Date: Mon, 17 May 2021 16:45:16 +0800 Subject: [PATCH] virtio_net: Fix error handling in virtnet_restore() [ Upstream commit 3f2869cace829fb4b80fc53b3ddaa7f4ba9acbf1 ] Do some cleanups in virtnet_restore() when virtnet_cpu_notif_add() failed. Signed-off-by: Xie Yongji Link: https://lore.kernel.org/r/20210517084516.332-1-xieyongji@bytedance.com Acked-by: Jason Wang Signed-off-by: Michael S. Tsirkin Signed-off-by: Sasha Levin --- drivers/net/virtio_net.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 2debb32a1813a..af4e04beb03ae 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -3299,8 +3299,11 @@ static __maybe_unused int virtnet_restore(struct virtio_device *vdev) virtnet_set_queues(vi, vi->curr_queue_pairs); err = virtnet_cpu_notif_add(vi); - if (err) + if (err) { + virtnet_freeze_down(vdev); + remove_vq_common(vi); return err; + } return 0; }