On Mon, Apr 10, 2017 at 10:19:44AM +0100, Marc Zyngier wrote:
> When iterating over the used LRs, be careful not to try to access
> an unused LR, or even an unimplemented one if you're unlucky...
>
> Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx>
> ---
> virt/kvm/arm/hyp/vgic-v3-sr.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/virt/kvm/arm/hyp/vgic-v3-sr.c b/virt/kvm/arm/hyp/vgic-v3-sr.c
> index 91922c1eddc8..bce6037cf01d 100644
> --- a/virt/kvm/arm/hyp/vgic-v3-sr.c
> +++ b/virt/kvm/arm/hyp/vgic-v3-sr.c
> @@ -143,7 +143,7 @@ void __hyp_text __vgic_v3_save_state(struct kvm_vcpu *vcpu)
> val = read_gicreg(ICH_VTR_EL2);
> nr_pri_bits = vtr_to_nr_pri_bits(val);
>
> - for (i = 0; i <= used_lrs; i++) {
> + for (i = 0; i < used_lrs; i++) {
> if (cpu_if->vgic_elrsr & (1 << i))
> cpu_if->vgic_lr[i] &= ~ICH_LR_STATE;
> else
> --
> 2.11.0
>
Whoops, thanks for fixing my stupid mistake:
Reviewed-by: Christoffer Dall <cdall@xxxxxxxxxx>
