When virtio_init_queue returns error, the memory of vq is freed.
But the value of hw->vqs[queue_idx] does not restore.
If virtio_init_queue returns error, the memory of vq is freed again
in virtio_free_queues.

Fixes: 69c80d4ef89b ("net/virtio: allocate queue at init stage")
Cc: sta...@dpdk.org

Signed-off-by: Gaoxiang Liu <liugaoxi...@huawei.com>
---

v2:
* Fix spelling warning

v3:
* Add detailed log

v4:
* Update the email address
---
 drivers/net/virtio/virtio_ethdev.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/virtio/virtio_ethdev.c 
b/drivers/net/virtio/virtio_ethdev.c
index 056830566..fc72d71cb 100644
--- a/drivers/net/virtio/virtio_ethdev.c
+++ b/drivers/net/virtio/virtio_ethdev.c
@@ -631,6 +631,7 @@ virtio_init_queue(struct rte_eth_dev *dev, uint16_t 
queue_idx)
        rte_memzone_free(mz);
 free_vq:
        rte_free(vq);
+       hw->vqs[queue_idx] = NULL;
 
        return ret;
 }
-- 
2.32.0

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