44 lines
1.5 KiB
Diff
44 lines
1.5 KiB
Diff
From 7b9195154926b808e3ae23750eaff3e81cd5f529 Mon Sep 17 00:00:00 2001
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From: Gaoxiang Liu <liugaoxiang@huawei.com>
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Date: Mon, 26 Jul 2021 22:42:05 +0800
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Subject: [PATCH] net/virtio: fix interrupt handle leak
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Free memory of interrupt handle in virtio_user_dev_uninit() to
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avoid memory leak.
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when virtio user dev closes, memory of interrupt handle is not freed
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that is allocated in virtio_user_fill_intr_handle().
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Fixes: 3d4fb6fd2505 ("net/virtio-user: support Rx interrupt")
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Cc: stable@dpdk.org
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Signed-off-by: Gaoxiang Liu <liugaoxiang@huawei.com>
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Reviewed-by: Chenbo Xia <chenbo.xia@intel.com>
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Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
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Conflict: dev->hw.port_id to dev->port_id
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Reference: https://github.com/DPDK/dpdk/commit/7b9195154926b808e3ae23750eaff3e81cd5f529
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---
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drivers/net/virtio/virtio_user/virtio_user_dev.c | 7 +++++++
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1 file changed, 7 insertions(+)
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diff --git a/drivers/net/virtio/virtio_user/virtio_user_dev.c b/drivers/net/virtio/virtio_user/virtio_user_dev.c
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index ea016e8..6b91806 100644
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--- a/drivers/net/virtio/virtio_user/virtio_user_dev.c
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+++ b/drivers/net/virtio/virtio_user/virtio_user_dev.c
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@@ -528,6 +528,13 @@ virtio_user_dev_uninit(struct virtio_user_dev *dev)
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{
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uint32_t i;
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+ struct rte_eth_dev *eth_dev = &rte_eth_devices[dev->port_id];
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+
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+ if (eth_dev->intr_handle) {
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+ free(eth_dev->intr_handle);
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+ eth_dev->intr_handle = NULL;
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+ }
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+
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virtio_user_stop_device(dev);
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rte_mem_event_callback_unregister(VIRTIO_USER_MEM_EVENT_CLB_NAME, dev);
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--
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2.23.0
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