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KVM: PPC: correctly check gfn_to_pfn() return value

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On failure gfn_to_pfn returns bad_page so use correct function to check
for that.

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Gleb Natapov 2010-07-29 15:04:18 +02:00 committed by Avi Kivity
parent 2e0908afaf
commit 49451389ec
2 changed files with 2 additions and 2 deletions
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2
arch/powerpc/kvm/book3s_32_mmu_host.c
View File

@ -148,7 +148,7 @@ int kvmppc_mmu_map_page(struct kvm_vcpu *vcpu, struct kvmppc_pte *orig_pte)
/* Get host physical address for gpa */
hpaddr = kvmppc_gfn_to_pfn(vcpu, orig_pte->raddr >> PAGE_SHIFT);
if (kvm_is_error_hva(hpaddr)) {
if (is_error_pfn(hpaddr)) {
printk(KERN_INFO "Couldn't get guest page for gfn %lx!\n",
orig_pte->eaddr);
return -EINVAL;

2
arch/powerpc/kvm/book3s_64_mmu_host.c
View File

@ -102,7 +102,7 @@ int kvmppc_mmu_map_page(struct kvm_vcpu *vcpu, struct kvmppc_pte *orig_pte)
/* Get host physical address for gpa */
hpaddr = kvmppc_gfn_to_pfn(vcpu, orig_pte->raddr >> PAGE_SHIFT);
if (kvm_is_error_hva(hpaddr)) {
if (is_error_pfn(hpaddr)) {
printk(KERN_INFO "Couldn't get guest page for gfn %lx!\n", orig_pte->eaddr);
return -EINVAL;
}