Hi Phil,

On 11/21/23 18:40, Philippe Mathieu-Daudé wrote:
> Commit 0be6bfac62 ("qdev: Implement variable length array properties")
> added the DEFINE_PROP_ARRAY() macro with the following comment:
>
>   * It is the responsibility of the device deinit code to free the
>   * @_arrayfield memory.
>
> Commit 8077b8e549 added:
>
>   DEFINE_PROP_ARRAY("reserved-regions", VirtIOIOMMUPCI,
>                     vdev.nb_reserved_regions, vdev.reserved_regions,
>                     qdev_prop_reserved_region, ReservedRegion),
>
> but forgot to free the 'vdev.reserved_regions' array. Do it in the
> instance_finalize() handler.
>
> Cc: qemu-sta...@nongnu.org
> Fixes: 8077b8e549 ("virtio-iommu-pci: Add array of Interval properties") # 
> v5.1.0+
> Signed-off-by: Philippe Mathieu-Daudé <phi...@linaro.org>
Reviewed-by: Eric Auger <eric.au...@redhat.com>

Eric
> ---
>  hw/virtio/virtio-iommu-pci.c | 8 ++++++++
>  1 file changed, 8 insertions(+)
>
> diff --git a/hw/virtio/virtio-iommu-pci.c b/hw/virtio/virtio-iommu-pci.c
> index 9459fbf6ed..cbdfe4c591 100644
> --- a/hw/virtio/virtio-iommu-pci.c
> +++ b/hw/virtio/virtio-iommu-pci.c
> @@ -95,10 +95,18 @@ static void virtio_iommu_pci_instance_init(Object *obj)
>                                  TYPE_VIRTIO_IOMMU);
>  }
>  
> +static void virtio_iommu_pci_instance_finalize(Object *obj)
> +{
> +    VirtIOIOMMUPCI *dev = VIRTIO_IOMMU_PCI(obj);
> +
> +    g_free(dev->vdev.prop_resv_regions);
> +}
> +
>  static const VirtioPCIDeviceTypeInfo virtio_iommu_pci_info = {
>      .generic_name  = TYPE_VIRTIO_IOMMU_PCI,
>      .instance_size = sizeof(VirtIOIOMMUPCI),
>      .instance_init = virtio_iommu_pci_instance_init,
> +    .instance_finalize = virtio_iommu_pci_instance_finalize,
>      .class_init    = virtio_iommu_pci_class_init,
>  };
>  


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