ARM: KVM: abstract HSR_ISV away

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Christoffer Dall <cdall@cs.columbia.edu>
diff --git a/arch/arm/kvm/mmio.c b/arch/arm/kvm/mmio.c
index ce63f39..41f96e9 100644
--- a/arch/arm/kvm/mmio.c
+++ b/arch/arm/kvm/mmio.c
@@ -130,7 +130,7 @@
 	 * space do its magic.
 	 */
 
-	if (kvm_vcpu_get_hsr(vcpu) & HSR_ISV) {
+	if (kvm_vcpu_dabt_isvalid(vcpu)) {
 		ret = decode_hsr(vcpu, fault_ipa, &mmio);
 		if (ret)
 			return ret;