On Wed, 2009-05-20 at 00:50 +0200, Roel Kluin wrote:
> Do not go beyond ARRAY_SIZE of vcpu_44x->guest_tlb
>
> Signed-off-by: Roel Kluin <roel.kl...@gmail.com>
> ---
> diff --git a/arch/powerpc/kvm/44x_tlb.c b/arch/powerpc/kvm/44x_tlb.c
> index 4a16f47..6093289 100644
> --- a/arch/powerpc/kvm/44x_tlb.c
> +++ b/arch/powerpc/kvm/44x_tlb.c
> @@ -439,7 +439,7 @@ int kvmppc_44x_emul_tlbwe(struct kvm_vcpu *vcpu, u8 ra,
> u8 rs, u8 ws)
> unsigned int gtlb_index;
>
> gtlb_index = vcpu->arch.gpr[ra];
> - if (gtlb_index > KVM44x_GUEST_TLB_SIZE) {
> + if (gtlb_index >= KVM44x_GUEST_TLB_SIZE) {
> printk("%s: index %d\n", __func__, gtlb_index);
> kvmppc_dump_vcpu(vcpu);
> return EMULATE_FAIL;
Acked-by: Hollis Blanchard <holl...@us.ibm.com>
Thanks.
--
Hollis Blanchard
IBM Linux Technology Center
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