linux-kernel - Re: [PATCH v6 01/13] KVM: s390: drop obsolete else path

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Date:   Mon, 28 Jan 2019 14:57:39 +0100
From:   Halil Pasic <pasic@...ux.ibm.com>
To:     Michael Mueller <mimu@...ux.ibm.com>
Cc:     KVM Mailing List <kvm@...r.kernel.org>,
        Linux-S390 Mailing List <linux-s390@...r.kernel.org>,
        linux-kernel@...r.kernel.org,
        Martin Schwidefsky <schwidefsky@...ibm.com>,
        Heiko Carstens <heiko.carstens@...ibm.com>,
        Christian Borntraeger <borntraeger@...ibm.com>,
        Janosch Frank <frankja@...ux.ibm.com>,
        David Hildenbrand <david@...hat.com>,
        Cornelia Huck <cohuck@...hat.com>,
        Pierre Morel <pmorel@...ux.ibm.com>
Subject: Re: [PATCH v6 01/13] KVM: s390: drop obsolete else path

On Thu, 24 Jan 2019 13:59:27 +0100
Michael Mueller <mimu@...ux.ibm.com> wrote:

> The explicit else path specified in set_intercept_indicators_io
> is not required as the function returns in case the first branch
> is taken anyway.
> 
> Signed-off-by: Michael Mueller <mimu@...ux.ibm.com>

Reviewed-by: Halil Pasic <pasic@...ux.ibm.com>

> ---
>  arch/s390/kvm/interrupt.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c
> index fcb55b02990e..19d556512452 100644
> --- a/arch/s390/kvm/interrupt.c
> +++ b/arch/s390/kvm/interrupt.c
> @@ -345,7 +345,7 @@ static void set_intercept_indicators_io(struct kvm_vcpu *vcpu)
>  {
>  	if (!(pending_irqs_no_gisa(vcpu) & IRQ_PEND_IO_MASK))
>  		return;
> -	else if (psw_ioint_disabled(vcpu))
> +	if (psw_ioint_disabled(vcpu))
>  		kvm_s390_set_cpuflags(vcpu, CPUSTAT_IO_INT);
>  	else
>  		vcpu->arch.sie_block->lctl |= LCTL_CR6;