diff options
| author | Miaohe Lin <linmiaohe@huawei.com> | 2019-10-25 18:54:34 +0800 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2019-11-11 15:11:28 +0100 |
| commit | 7f7f0d9c0bcbed864551012e4eb88a631fd376f9 (patch) | |
| tree | 35db9082d8a5e61d72a158e984c8804051c053d8 /arch/x86/kvm/x86.c | |
| parent | 53fafdbb8b21fa99dfd8376ca056bffde8cafc11 (diff) | |
KVM: x86: get rid of odd out jump label in pdptrs_changed
The odd out jump label is really not needed. Get rid of
it by return true directly while r < 0 as suggested by
Paolo. This further lead to var changed being unused.
Remove it too.
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/x86.c')
| -rw-r--r-- | arch/x86/kvm/x86.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 89621025577a..8b3dcaa7985a 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -721,7 +721,6 @@ EXPORT_SYMBOL_GPL(load_pdptrs); bool pdptrs_changed(struct kvm_vcpu *vcpu) { u64 pdpte[ARRAY_SIZE(vcpu->arch.walk_mmu->pdptrs)]; - bool changed = true; int offset; gfn_t gfn; int r; @@ -737,11 +736,9 @@ bool pdptrs_changed(struct kvm_vcpu *vcpu) r = kvm_read_nested_guest_page(vcpu, gfn, pdpte, offset, sizeof(pdpte), PFERR_USER_MASK | PFERR_WRITE_MASK); if (r < 0) - goto out; - changed = memcmp(pdpte, vcpu->arch.walk_mmu->pdptrs, sizeof(pdpte)) != 0; -out: + return true; - return changed; + return memcmp(pdpte, vcpu->arch.walk_mmu->pdptrs, sizeof(pdpte)) != 0; } EXPORT_SYMBOL_GPL(pdptrs_changed); |