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virtio-blk: Fix memory leak among suspend/resume procedure

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[ Upstream commit b71ba22e7c ]

The vblk->vqs should be freed before we call init_vqs()
in virtblk_restore().

Signed-off-by: Xie Yongji <xieyongji@bytedance.com>
Link: https://lore.kernel.org/r/20210517084332.280-1-xieyongji@bytedance.com
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Xie Yongji 2021-05-17 16:43:32 +08:00 • committed by Greg Kroah-Hartman
commit cd24da0db9
1 changed files with 2 additions and 0 deletions
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2
drivers/block/virtio_blk.c
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@ -946,6 +946,8 @@ static int virtblk_freeze(struct virtio_device *vdev)
blk_mq_quiesce_queue(vblk->disk->queue);
vdev->config->del_vqs(vdev);
kfree(vblk->vqs);
return 0;
}