linux-kernel - [PATCH] KVM: SVM: Get rid of the variable 'exit

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Message-Id: <20200915113033.61817-1-lihaiwei.kernel@gmail.com>
Date:   Tue, 15 Sep 2020 19:30:33 +0800
From:   lihaiwei.kernel@...il.com
To:     x86@...nel.org, kvm@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     pbonzini@...hat.com, sean.j.christopherson@...el.com,
        vkuznets@...hat.com, wanpengli@...cent.com, jmattson@...gle.com,
        joro@...tes.org, tglx@...utronix.de, hpa@...or.com,
        Haiwei Li <lihaiwei@...cent.com>,
        Krish Sadhukhan <krish.sadhukhan@...cle.com>
Subject: [PATCH] KVM: SVM: Get rid of the variable 'exit_fastpath'

From: Haiwei Li <lihaiwei@...cent.com>

'exit_fastpath' isn't used anywhere else, so remove it.

Suggested-by: Krish Sadhukhan <krish.sadhukhan@...cle.com>
Signed-off-by: Haiwei Li <lihaiwei@...cent.com>
---
 arch/x86/kvm/svm/svm.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index c44f3e9..6e88658 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -3413,7 +3413,6 @@ static noinstr void svm_vcpu_enter_exit(struct kvm_vcpu *vcpu,
 
 static __no_kcsan fastpath_t svm_vcpu_run(struct kvm_vcpu *vcpu)
 {
-	fastpath_t exit_fastpath;
 	struct vcpu_svm *svm = to_svm(vcpu);
 
 	svm->vmcb->save.rax = vcpu->arch.regs[VCPU_REGS_RAX];
@@ -3536,8 +3535,7 @@ static __no_kcsan fastpath_t svm_vcpu_run(struct kvm_vcpu *vcpu)
 		svm_handle_mce(svm);
 
 	svm_complete_interrupts(svm);
-	exit_fastpath = svm_exit_handlers_fastpath(vcpu);
-	return exit_fastpath;
+	return svm_exit_handlers_fastpath(vcpu);
 }
 
 static void svm_load_mmu_pgd(struct kvm_vcpu *vcpu, unsigned long root,
-- 
1.8.3.1