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KVM: nVMX: kmap() can't fail

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kmap() can't fail, therefore it will always return a valid pointer. Let's
just get rid of the unnecessary checks.

Signed-off-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
David Hildenbrand 2017-01-25 11:58:57 +01:00 committed by Paolo Bonzini
parent d3e328f2cb
commit 42cf014d38
1 changed files with 0 additions and 9 deletions
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9
arch/x86/kvm/vmx.c
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@ -4973,10 +4973,6 @@ static int vmx_complete_nested_posted_interrupt(struct kvm_vcpu *vcpu)
return 0;
vapic_page = kmap(vmx->nested.virtual_apic_page);
if (!vapic_page) {
WARN_ON(1);
return -ENOMEM;
}
__kvm_apic_update_irr(vmx->nested.pi_desc->pir, vapic_page);
kunmap(vmx->nested.virtual_apic_page);
@ -9738,11 +9734,6 @@ static inline bool nested_vmx_merge_msr_bitmap(struct kvm_vcpu *vcpu,
return false;
}
msr_bitmap_l1 = (unsigned long *)kmap(page);
if (!msr_bitmap_l1) {
nested_release_page_clean(page);
WARN_ON(1);
return false;
}
memset(msr_bitmap_l0, 0xff, PAGE_SIZE);