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authorDavid Hildenbrand <david@redhat.com>2017-01-25 11:58:57 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2017-02-07 18:16:44 +0100
commit42cf014d38d8822cce63703a467e00f65d000952 (patch)
tree1086956a82cf975a6814be6620b6b8506f7e2ebe /arch/x86/kvm
parentd3e328f2cb01f6f09259a5810baae3edf5416076 (diff)
downloadlinux-42cf014d38d8822cce63703a467e00f65d000952.tar.bz2
KVM: nVMX: kmap() can't fail
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>
Diffstat (limited to 'arch/x86/kvm')
-rw-r--r--arch/x86/kvm/vmx.c9
1 files changed, 0 insertions, 9 deletions
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index d850d5d36182..693e4203b666 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -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);