Re: [PATCH 6/7] vfio/ccw: Fix the missed unrealize() call in error path

[Cédric Le Goater]

On 5/22/24 19:01, Cédric Le Goater wrote:
> From: Zhenzhong Duan <zhenzhong.duan@intel.com>
>
> When get name failed, we should call unrealize() so that
> vfio_ccw_realize() is self contained.
>
> Fixes: 909a6254eda ("vfio/ccw: Make vfio cdev pre-openable by passing a file 
> handle")
> Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>


Reviewed-by: Cédric Le Goater <clg@redhat.com>

Thanks,

C.


> ---
>   hw/vfio/ccw.c | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/hw/vfio/ccw.c b/hw/vfio/ccw.c
> index 
> a468fa2342b97e0ee36bd5fb8443025cc90a0453..36f2677a448c5e31523dcc3de7d973ec70e4a13c
>  100644
> --- a/hw/vfio/ccw.c
> +++ b/hw/vfio/ccw.c
> @@ -588,7 +588,7 @@ static void vfio_ccw_realize(DeviceState *dev, Error **errp)
>       }
>   
>       if (!vfio_device_get_name(vbasedev, errp)) {
> -        return;
> +        goto out_unrealize;
>       }
>   
>       if (!vfio_attach_device(cdev->mdevid, vbasedev,
> @@ -631,6 +631,7 @@ out_region_err:
>       vfio_detach_device(vbasedev);
>   out_attach_dev_err:
>       g_free(vbasedev->name);
> +out_unrealize:
>       if (cdc->unrealize) {
>           cdc->unrealize(cdev);
>       }