Re: [PATCH trivial] KVM: PPC: Remove superfluous check for non-zero return value

From: Greg Kurz
Date: Wed Sep 18 2019 - 16:24:24 EST


On Wed, 11 Sep 2019 21:52:35 +0200
Thomas Huth <thuth@xxxxxxxxxx> wrote:

> After the kfree()s haven been removed in the previous
> commit 9798f4ea71ea ("fix rollback when kvmppc_xive_create fails"),
> the code can be simplified even more to simply always "return ret"
> now.
>
> Signed-off-by: Thomas Huth <thuth@xxxxxxxxxx>
> ---

This looks like a good candidate for trivial, hence Cc'ing Jiri
and adding trivial keyword in subject.

Reviewed-by: Greg Kurz <groug@xxxxxxxx>

> arch/powerpc/kvm/book3s_xive.c | 5 +----
> arch/powerpc/kvm/book3s_xive_native.c | 5 +----
> 2 files changed, 2 insertions(+), 8 deletions(-)
>
> diff --git a/arch/powerpc/kvm/book3s_xive.c b/arch/powerpc/kvm/book3s_xive.c
> index e3ba67095895..2f6f463fcdfb 100644
> --- a/arch/powerpc/kvm/book3s_xive.c
> +++ b/arch/powerpc/kvm/book3s_xive.c
> @@ -1986,10 +1986,7 @@ static int kvmppc_xive_create(struct kvm_device *dev, u32 type)
>
> xive->single_escalation = xive_native_has_single_escalation();
>
> - if (ret)
> - return ret;
> -
> - return 0;
> + return ret;
> }
>
> int kvmppc_xive_debug_show_queues(struct seq_file *m, struct kvm_vcpu *vcpu)
> diff --git a/arch/powerpc/kvm/book3s_xive_native.c b/arch/powerpc/kvm/book3s_xive_native.c
> index a998823f68a3..7a50772f26fe 100644
> --- a/arch/powerpc/kvm/book3s_xive_native.c
> +++ b/arch/powerpc/kvm/book3s_xive_native.c
> @@ -1089,10 +1089,7 @@ static int kvmppc_xive_native_create(struct kvm_device *dev, u32 type)
> xive->single_escalation = xive_native_has_single_escalation();
> xive->ops = &kvmppc_xive_native_ops;
>
> - if (ret)
> - return ret;
> -
> - return 0;
> + return ret;
> }
>
> /*