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virtio_net: Fix error handling in virtnet_restore()

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[ Upstream commit 3f2869cace829fb4b80fc53b3ddaa7f4ba9acbf1 ]

Do some cleanups in virtnet_restore() when virtnet_cpu_notif_add() failed.

Signed-off-by: Xie Yongji <xieyongji@bytedance.com>
Link: https://lore.kernel.org/r/20210517084516.332-1-xieyongji@bytedance.com
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Xie Yongji
2021-05-17 16:45:16 +08:00
committed by Greg Kroah-Hartman
parent cd24da0db9
commit 09a94a89d7
1 changed files with 4 additions and 1 deletions
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5
drivers/net/virtio_net.c
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@@ -3234,8 +3234,11 @@ static __maybe_unused int virtnet_restore(struct virtio_device *vdev)
virtnet_set_queues(vi, vi->curr_queue_pairs); virtnet_set_queues(vi, vi->curr_queue_pairs);
err = virtnet_cpu_notif_add(vi); err = virtnet_cpu_notif_add(vi);
if (err) if (err) {
virtnet_freeze_down(vdev);
remove_vq_common(vi);
return err; return err;
}
return 0; return 0;
} }