From: Paolo Bonzini <pbonzini@redhat.com>
To: Xiaoyao Li <xiaoyao.li@intel.com>,
Sean Christopherson <sean.j.christopherson@intel.com>,
Vitaly Kuznetsov <vkuznets@redhat.com>,
Wanpeng Li <wanpengli@tencent.com>,
Jim Mattson <jmattson@google.com>, Joerg Roedel <joro@8bytes.org>
Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] KVM: x86: Remove unnecessary brackets in kvm_arch_dev_ioctl()
Date: Wed, 18 Mar 2020 14:05:36 +0100 [thread overview]
Message-ID: <faafb5ba-56cf-ec32-e5b5-244d7939c19a@redhat.com> (raw)
In-Reply-To: <20200229025212.156388-1-xiaoyao.li@intel.com>
On 29/02/20 03:52, Xiaoyao Li wrote:
> In kvm_arch_dev_ioctl(), the brackets of case KVM_X86_GET_MCE_CAP_SUPPORTED
> accidently encapsulates case KVM_GET_MSR_FEATURE_INDEX_LIST and case
> KVM_GET_MSRS. It doesn't affect functionality but it's misleading.
>
> Remove unnecessary brackets and opportunistically add a "break" in the
> default path.
>
> Suggested-by: Sean Christopherson <sean.j.christopherson@intel.com>
> Signed-off-by: Xiaoyao Li <xiaoyao.li@intel.com>
> ---
> arch/x86/kvm/x86.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
> index 5de200663f51..e49f3e735f77 100644
> --- a/arch/x86/kvm/x86.c
> +++ b/arch/x86/kvm/x86.c
> @@ -3464,7 +3464,7 @@ long kvm_arch_dev_ioctl(struct file *filp,
> r = 0;
> break;
> }
> - case KVM_X86_GET_MCE_CAP_SUPPORTED: {
> + case KVM_X86_GET_MCE_CAP_SUPPORTED:
> r = -EFAULT;
> if (copy_to_user(argp, &kvm_mce_cap_supported,
> sizeof(kvm_mce_cap_supported)))
> @@ -3496,9 +3496,9 @@ long kvm_arch_dev_ioctl(struct file *filp,
> case KVM_GET_MSRS:
> r = msr_io(NULL, argp, do_get_msr_feature, 1);
> break;
> - }
> default:
> r = -EINVAL;
> + break;
> }
> out:
> return r;
>
Queued as "KVM: x86: Code style cleanup in kvm_arch_dev_ioctl()", thanks.
Paolo
prev parent reply other threads:[~2020-03-18 13:05 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-29 2:52 [PATCH v2] KVM: x86: Remove unnecessary brackets in kvm_arch_dev_ioctl() Xiaoyao Li
2020-03-02 9:01 ` Vitaly Kuznetsov
2020-03-18 13:00 ` Xiaoyao Li
2020-03-18 13:05 ` Paolo Bonzini [this message]
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