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-rw-r--r--examples/vhost/virtio_net.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/examples/vhost/virtio_net.c b/examples/vhost/virtio_net.c
index cc2c3d88..5e1ed44a 100644
--- a/examples/vhost/virtio_net.c
+++ b/examples/vhost/virtio_net.c
@@ -350,6 +350,9 @@ vs_dequeue_pkts(struct vhost_dev *dev, uint16_t queue_id,
count = RTE_MIN(count, MAX_PKT_BURST);
count = RTE_MIN(count, free_entries);
+ if (unlikely(count == 0))
+ return 0;
+
/*
* Retrieve all of the head indexes first and pre-update used entries
* to avoid caching issues.
@@ -385,8 +388,6 @@ vs_dequeue_pkts(struct vhost_dev *dev, uint16_t queue_id,
}
}
- if (!i)
- return 0;
queue->last_avail_idx += i;
queue->last_used_idx += i;