linux-kernel - Re: [FIXUP v11] fixup! s390: vfio-ap: implement mediated device open callback

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Date:   Fri, 28 Sep 2018 15:34:49 +0200
From:   Christian Borntraeger <borntraeger@...ibm.com>
To:     Tony Krowiak <akrowiak@...ux.vnet.ibm.com>,
        linux-s390@...r.kernel.org, linux-kernel@...r.kernel.org,
        kvm@...r.kernel.org
Cc:     freude@...ibm.com, schwidefsky@...ibm.com,
        heiko.carstens@...ibm.com, cohuck@...hat.com, kwankhede@...dia.com,
        bjsdjshi@...ux.vnet.ibm.com, pbonzini@...hat.com,
        alex.williamson@...hat.com, pmorel@...ux.vnet.ibm.com,
        alifm@...ux.vnet.ibm.com, mjrosato@...ux.vnet.ibm.com,
        jjherne@...ux.vnet.ibm.com, thuth@...hat.com,
        pasic@...ux.vnet.ibm.com, fiuczy@...ux.vnet.ibm.com,
        buendgen@...ibm.com, Tony Krowiak <akrowiak@...ux.ibm.com>
Subject: Re: [FIXUP v11] fixup! s390: vfio-ap: implement mediated device open
 callback

I will fold in.

On 09/28/2018 03:33 PM, Tony Krowiak wrote:
> From: Tony Krowiak <akrowiak@...ux.ibm.com>
> 
> Fixes case statement in vfio_ap_mdev_copy_masks() function in
> vfio-ap-ops.c.
> ---
>  drivers/s390/crypto/vfio_ap_ops.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/s390/crypto/vfio_ap_ops.c b/drivers/s390/crypto/vfio_ap_ops.c
> index e1e1beaaeba5..86b42487a51c 100644
> --- a/drivers/s390/crypto/vfio_ap_ops.c
> +++ b/drivers/s390/crypto/vfio_ap_ops.c
> @@ -741,11 +741,12 @@ static void vfio_ap_mdev_copy_masks(struct ap_matrix_mdev *matrix_mdev)
>  		break;
>  	case CRYCB_FORMAT1:
>  	case CRYCB_FORMAT0:
> -	default:
>  		apm = (unsigned long *)crycb->apcb0.apm;
>  		aqm = (unsigned long *)crycb->apcb0.aqm;
>  		adm = (unsigned long *)crycb->apcb0.adm;
>  		break;
> +	default:
> +		return;
>  	}
>  
>  	nbytes = DIV_ROUND_UP(matrix_mdev->matrix.apm_max + 1, BITS_PER_BYTE);
>