From: Wei Yongjun <[email protected]> Add kvm_release_page_clean() after is_error_page() to avoid leakage of error page.
Signed-off-by: Wei Yongjun <[email protected]> Signed-off-by: Avi Kivity <[email protected]> diff --git a/arch/powerpc/kvm/book3s.c b/arch/powerpc/kvm/book3s.c index eee97b5..7656b6d 100644 --- a/arch/powerpc/kvm/book3s.c +++ b/arch/powerpc/kvm/book3s.c @@ -455,8 +455,10 @@ static void kvmppc_patch_dcbz(struct kvm_vcpu *vcpu, struct kvmppc_pte *pte) int i; hpage = gfn_to_page(vcpu->kvm, pte->raddr >> PAGE_SHIFT); - if (is_error_page(hpage)) + if (is_error_page(hpage)) { + kvm_release_page_clean(hpage); return; + } hpage_offset = pte->raddr & ~PAGE_MASK; hpage_offset &= ~0xFFFULL; -- To unsubscribe from this list: send the line "unsubscribe kvm-commits" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
