KVM: arm64: Remove unreachable break after return

Remove an unnecessary 'break' statement that follows a 'return'
in arch/arm64/kvm/at.c. The break is unreachable.

Signed-off-by: Osama Abdelkader <osama.abdelkader@gmail.com>
Reviewed-by: Zenghui Yu <yuzenghui@huawei.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>

Author: osamakader

arch/arm64/kvm/at.c

@@ -91,7 +91,6 @@ static enum trans_regime compute_translation_regime(struct kvm_vcpu *vcpu, u32 o
 	case OP_AT_S1E2W:
 	case OP_AT_S1E2A:
 		return vcpu_el2_e2h_is_set(vcpu) ? TR_EL20 : TR_EL2;
-		break;
 	default:
 		return (vcpu_el2_e2h_is_set(vcpu) &&
 			vcpu_el2_tge_is_set(vcpu)) ? TR_EL20 : TR_EL10;