RE: [PATCH] vfio: Fix memory leaks in vfio_create_group()

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> From: Rao, Lei <lei.rao@xxxxxxxxx>
> Sent: Wednesday, June 29, 2022 10:05 AM
> 
> If an error occurs after vfio_group_alloc(), we need to release the
> group.
> 
> Signed-off-by: Lei Rao <lei.rao@xxxxxxxxx>
> ---
>  drivers/vfio/vfio.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/vfio/vfio.c b/drivers/vfio/vfio.c
> index 61e71c1154be..2460aec44a6d 100644
> --- a/drivers/vfio/vfio.c
> +++ b/drivers/vfio/vfio.c
> @@ -414,6 +414,7 @@ static struct vfio_group *vfio_create_group(struct
> iommu_group *iommu_group,
>  	mutex_unlock(&vfio.group_lock);
>  err_put:
>  	put_device(&group->dev);
> +	vfio_group_release(&group->dev);

this is called automatically by put_device().

>  	return ret;
>  }
> 
> --
> 2.32.0





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