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authorDavid S. Miller <davem@davemloft.net>2010-02-16 22:09:29 -0800
committerDavid S. Miller <davem@davemloft.net>2010-02-16 22:09:29 -0800
commit2bb4646fce8d09916b351d1a62f98db7cec6fc41 (patch)
treec1f0d002e69868606eca9d1b919835f422892063 /arch/x86/kvm/paging_tmpl.h
parent6836b9bdd98e3b500cd49512484df68f46e14659 (diff)
parentb0483e78e5c4c9871fc5541875b3bc006846d46b (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'arch/x86/kvm/paging_tmpl.h')
-rw-r--r--arch/x86/kvm/paging_tmpl.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h
index 58a0f1e8859..ede2131a922 100644
--- a/arch/x86/kvm/paging_tmpl.h
+++ b/arch/x86/kvm/paging_tmpl.h
@@ -150,7 +150,9 @@ walk:
walker->table_gfn[walker->level - 1] = table_gfn;
walker->pte_gpa[walker->level - 1] = pte_gpa;
- kvm_read_guest(vcpu->kvm, pte_gpa, &pte, sizeof(pte));
+ if (kvm_read_guest(vcpu->kvm, pte_gpa, &pte, sizeof(pte)))
+ goto not_present;
+
trace_kvm_mmu_paging_element(pte, walker->level);
if (!is_present_gpte(pte))