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authorAvi Kivity <avi@qumranet.com>2007-03-08 11:48:09 +0200
committerAvi Kivity <avi@qumranet.com>2007-05-03 10:52:23 +0300
commit1ea252afcd4b264b71d9c3f55358ff5ba4c04f1b (patch)
tree44573dbf1be2e7e688774b420cfd00ec2c4b7f7d /drivers/kvm
parentff42697436ddf5bd026e2cb4f117656b967f0709 (diff)
KVM: Fix bogus sign extension in mmu mapping audit
When auditing a 32-bit guest on a 64-bit host, sign extension of the page table directory pointer table index caused bogus addresses to be shown on audit errors. Fix by declaring the index unsigned. Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'drivers/kvm')
-rw-r--r--drivers/kvm/mmu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/kvm/mmu.c b/drivers/kvm/mmu.c
index cab26f301ea..2d905770fd8 100644
--- a/drivers/kvm/mmu.c
+++ b/drivers/kvm/mmu.c
@@ -1360,7 +1360,7 @@ static void audit_mappings_page(struct kvm_vcpu *vcpu, u64 page_pte,
static void audit_mappings(struct kvm_vcpu *vcpu)
{
- int i;
+ unsigned i;
if (vcpu->mmu.root_level == 4)
audit_mappings_page(vcpu, vcpu->mmu.root_hpa, 0, 4);