linux-kernel - [PATCH v3 04/21] KVM: x86/mmu: Remove superfluous gotos from mmu_topup_memory

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Date:   Thu,  2 Jul 2020 19:35:28 -0700
From:   Sean Christopherson <sean.j.christopherson@...el.com>
To:     Marc Zyngier <maz@...nel.org>, Paolo Bonzini <pbonzini@...hat.com>,
        Arnd Bergmann <arnd@...db.de>
Cc:     James Morse <james.morse@....com>,
        Julien Thierry <julien.thierry.kdev@...il.com>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        Sean Christopherson <sean.j.christopherson@...el.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Joerg Roedel <joro@...tes.org>,
        linux-arm-kernel@...ts.infradead.org, kvmarm@...ts.cs.columbia.edu,
        linux-mips@...r.kernel.org, kvm@...r.kernel.org,
        linux-arch@...r.kernel.org, linux-kernel@...r.kernel.org,
        Ben Gardon <bgardon@...gle.com>,
        Peter Feiner <pfeiner@...gle.com>,
        Peter Shier <pshier@...gle.com>,
        Junaid Shahid <junaids@...gle.com>,
        Christoffer Dall <christoffer.dall@....com>
Subject: [PATCH v3 04/21] KVM: x86/mmu: Remove superfluous gotos from mmu_topup_memory_caches()

Return errors directly from mmu_topup_memory_caches() instead of
branching to a label that does the same.

No functional change intended.

Reviewed-by: Ben Gardon <bgardon@...gle.com>
Signed-off-by: Sean Christopherson <sean.j.christopherson@...el.com>
---
 arch/x86/kvm/mmu/mmu.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index b6df4525e86c..94b27adab6ba 100644
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -1100,13 +1100,11 @@ static int mmu_topup_memory_caches(struct kvm_vcpu *vcpu)
 	r = mmu_topup_memory_cache(&vcpu->arch.mmu_pte_list_desc_cache,
 				   8 + PTE_PREFETCH_NUM);
 	if (r)
-		goto out;
+		return r;
 	r = mmu_topup_memory_cache(&vcpu->arch.mmu_page_cache, 8);
 	if (r)
-		goto out;
-	r = mmu_topup_memory_cache(&vcpu->arch.mmu_page_header_cache, 4);
-out:
-	return r;
+		return r;
+	return mmu_topup_memory_cache(&vcpu->arch.mmu_page_header_cache, 4);
 }
 
 static void mmu_free_memory_caches(struct kvm_vcpu *vcpu)
-- 
2.26.0