[dpdk-dev] [PATCH] net/virtio: fix memory leak in dev close
Gaoxiang Liu
clgx0086 at 163.com
Sun Jul 25 04:03:14 CEST 2021
Free the "intr_handle" memory in virtio_user_dev_uninit() to
avoid memory leak.
when virtio user dev closes, the "intr_handle" memory is not freeed
that is alloced in virtio_user_fill_intr_handle().
Fixes: 7f468b2ebfad ("net/virtio: release port upon close")
Signed-off-by: Gaoxiang Liu <liugaoxiang at huawei.com>
---
drivers/net/virtio/virtio_user/virtio_user_dev.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/net/virtio/virtio_user/virtio_user_dev.c b/drivers/net/virtio/virtio_user/virtio_user_dev.c
index 1cd1e95f4..16c58710d 100644
--- a/drivers/net/virtio/virtio_user/virtio_user_dev.c
+++ b/drivers/net/virtio/virtio_user/virtio_user_dev.c
@@ -654,6 +654,13 @@ virtio_user_dev_init(struct virtio_user_dev *dev, char *path, int queues,
void
virtio_user_dev_uninit(struct virtio_user_dev *dev)
{
+ struct rte_eth_dev *eth_dev = &rte_eth_devices[dev->hw.port_id];
+
+ if (eth_dev->intr_handle) {
+ free(eth_dev->intr_handle);
+ eth_dev->intr_handle = NULL;
+ }
+
virtio_user_stop_device(dev);
rte_mem_event_callback_unregister(VIRTIO_USER_MEM_EVENT_CLB_NAME, dev);
--
2.32.0
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