[dpdk-dev,3/3] net/virtio: fix memory leak when reinitializing device
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Commit Message
Free the previous queues and the attached mbufs before initializing new
ones.
Cc: stable@dpdk.org
Fixes: 60e6f4707ef2 ("net/virtio: reinitialize device when configuring")
Signed-off-by: Zijie Pan <zijie.pan@6wind.com>
Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
---
drivers/net/virtio/virtio_ethdev.c | 5 +++++
1 file changed, 5 insertions(+)
@@ -1379,6 +1379,11 @@ virtio_init_device(struct rte_eth_dev *eth_dev, uint64_t req_features)
/* Reset the device although not necessary at startup */
vtpci_reset(hw);
+ if (hw->vqs) {
+ virtio_dev_free_mbufs(eth_dev);
+ virtio_free_queues(hw);
+ }
+
/* Tell the host we've noticed this device. */
vtpci_set_status(hw, VIRTIO_CONFIG_STATUS_ACK);