From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 73F06C33CAE for ; Tue, 14 Jan 2020 02:20:39 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id F3A392084D for ; Tue, 14 Jan 2020 02:20:38 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org F3A392084D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvmarm-bounces@lists.cs.columbia.edu Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 5AEA94AFBE; Mon, 13 Jan 2020 21:20:38 -0500 (EST) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id eM4hMGOSVxbb; Mon, 13 Jan 2020 21:20:37 -0500 (EST) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 5DB434AFCA; Mon, 13 Jan 2020 21:20:37 -0500 (EST) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 2A1EC4AFBE for ; Mon, 13 Jan 2020 21:20:37 -0500 (EST) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id o135QlRaMaSe for ; Mon, 13 Jan 2020 21:20:35 -0500 (EST) Received: from huawei.com (szxga02-in.huawei.com [45.249.212.188]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id 999D44AF7F for ; Mon, 13 Jan 2020 21:20:35 -0500 (EST) Received: from DGGEMM401-HUB.china.huawei.com (unknown [172.30.72.53]) by Forcepoint Email with ESMTP id 3D32733A036B44FA5CD2; Tue, 14 Jan 2020 10:20:32 +0800 (CST) Received: from dggeme766-chm.china.huawei.com (10.3.19.112) by DGGEMM401-HUB.china.huawei.com (10.3.20.209) with Microsoft SMTP Server (TLS) id 14.3.439.0; Tue, 14 Jan 2020 10:20:32 +0800 Received: from dggeme763-chm.china.huawei.com (10.3.19.109) by dggeme766-chm.china.huawei.com (10.3.19.112) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Tue, 14 Jan 2020 10:20:31 +0800 Received: from dggeme763-chm.china.huawei.com ([10.6.66.36]) by dggeme763-chm.china.huawei.com ([10.6.66.36]) with mapi id 15.01.1713.004; Tue, 14 Jan 2020 10:20:31 +0800 From: linmiaohe To: "maz@kernel.org" , "pbonzini@redhat.com" , "rkrcmar@redhat.com" , "james.morse@arm.com" , "julien.thierry.kdev@gmail.com" , "suzuki.poulose@arm.com" , "christoffer.dall@arm.com" , "catalin.marinas@arm.com" , "eric.auger@redhat.com" , "gregkh@linuxfoundation.org" , "will@kernel.org" , "andre.przywara@arm.com" , "tglx@linutronix.de" Subject: Re: [PATCH] KVM: arm64: get rid of var ret and out jump label in kvm_arch_vcpu_ioctl_set_guest_debug() Thread-Topic: [PATCH] KVM: arm64: get rid of var ret and out jump label in kvm_arch_vcpu_ioctl_set_guest_debug() Thread-Index: AdXKgQO5ibkFZKiqSOySikptaJRgWA== Date: Tue, 14 Jan 2020 02:20:31 +0000 Message-ID: Accept-Language: en-US Content-Language: zh-CN X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.173.221.158] MIME-Version: 1.0 X-CFilter-Loop: Reflected Cc: "kvm@vger.kernel.org" , "kvmarm@lists.cs.columbia.edu" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu Friendly ping :) > From: Miaohe Lin > > The var ret and out jump label is not really needed. Clean them up. > Signed-off-by: Miaohe Lin > --- > arch/arm64/kvm/guest.c | 11 +++-------- > 1 file changed, 3 insertions(+), 8 deletions(-) > > diff --git a/arch/arm64/kvm/guest.c b/arch/arm64/kvm/guest.c index 2fff06114a8f..3b836c91609e 100644 > --- a/arch/arm64/kvm/guest.c > +++ b/arch/arm64/kvm/guest.c > @@ -834,14 +834,10 @@ int kvm_arch_vcpu_ioctl_translate(struct kvm_vcpu *vcpu, int kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu, > struct kvm_guest_debug *dbg) > { > - int ret = 0; > - > trace_kvm_set_guest_debug(vcpu, dbg->control); > > - if (dbg->control & ~KVM_GUESTDBG_VALID_MASK) { > - ret = -EINVAL; > - goto out; > - } > + if (dbg->control & ~KVM_GUESTDBG_VALID_MASK) > + return -EINVAL; > > if (dbg->control & KVM_GUESTDBG_ENABLE) { > vcpu->guest_debug = dbg->control; > @@ -856,8 +852,7 @@ int kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu, > vcpu->guest_debug = 0; > } > > -out: > - return ret; > + return 0; > } > > int kvm_arm_vcpu_arch_set_attr(struct kvm_vcpu *vcpu, > -- > 2.19.1 > _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm