virtio-9p-device: fix memleak in virtio_9p_device_unrealize
v->vq forgot to cleanup in virtio_9p_device_unrealize, the memory leak stack is as follow: Direct leak of 14336 byte(s) in 2 object(s) allocated from: #0 0x7f819ae43970 (/lib64/libasan.so.5+0xef970) ??:? #1 0x7f819872f49d (/lib64/libglib-2.0.so.0+0x5249d) ??:? #2 0x55a3a58da624 (./x86_64-softmmu/qemu-system-x86_64+0x2c14624) /mnt/sdb/qemu/hw/virtio/virtio.c:2327 #3 0x55a3a571bac7 (./x86_64-softmmu/qemu-system-x86_64+0x2a55ac7) /mnt/sdb/qemu/hw/9pfs/virtio-9p-device.c:209 #4 0x55a3a58e7bc6 (./x86_64-softmmu/qemu-system-x86_64+0x2c21bc6) /mnt/sdb/qemu/hw/virtio/virtio.c:3504 #5 0x55a3a5ebfb37 (./x86_64-softmmu/qemu-system-x86_64+0x31f9b37) /mnt/sdb/qemu/hw/core/qdev.c:876 Reported-by: Euler Robot <euler.robot@huawei.com> Signed-off-by: Pan Nengyuan <pannengyuan@huawei.com> Message-Id: <20200117060927.51996-2-pannengyuan@huawei.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Reviewed-by: Christian Schoenebeck <qemu_oss@crudebyte.com> Acked-by: Greg Kurz <groug@kaod.org>
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@ -218,6 +218,7 @@ static void virtio_9p_device_unrealize(DeviceState *dev, Error **errp)
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V9fsVirtioState *v = VIRTIO_9P(dev);
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V9fsState *s = &v->state;
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virtio_del_queue(vdev, 0);
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virtio_cleanup(vdev);
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v9fs_device_unrealize_common(s, errp);
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}
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