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SubjectRe: [PATCH 13/22] KVM: X86: Add kvm_read_guest_page_tdp function
On 04/27/2010 03:42 PM, Avi Kivity wrote:
>
>> +{
>> + gfn_t real_gfn;
>> + gpa_t gpa;
>> +
>> + *error = 0;
>> + gpa = gfn<< PAGE_SHIFT;

This overflows too :)

Use gfn_to_gpa().

>> + real_gfn = mmu->translate_gpa(vcpu, gpa, error);
>
> Overflow: sizeof(gpa) > sizeof(gfn).

--
error compiling committee.c: too many arguments to function



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