diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 3cc2a4ee7152..cf0e8e1893ee 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -1190,7 +1190,7 @@ static inline int virtqueue_add_packed(struct virtqueue *_vq, } } - if (i < head) + if (i <= head) vq->packed.avail_wrap_counter ^= 1; /* We're using some buffers from the free list. */