diff --git a/arch/loongarch/kvm/intc/ipi.c b/arch/loongarch/kvm/intc/ipi.c
index 4fa0897d7bdb..d70bf415c7fc 100644
--- a/arch/loongarch/kvm/intc/ipi.c
+++ b/arch/loongarch/kvm/intc/ipi.c
@@ -67,11 +67,8 @@ static uint64_t read_mailbox(struct kvm_vcpu *vcpu, int offset, int len)
 		return data & 0xffff;
 	case 4:
 		return data & 0xffffffff;
-	case 8:
-		return data;
 	default:
-		kvm_err("%s: unknown data len: %d\n", __func__, len);
-		return 0;
+		return data;
 	}
 }
 
@@ -92,11 +89,9 @@ static void write_mailbox(struct kvm_vcpu *vcpu, int offset, uint64_t data, int
 	case 4:
 		*(unsigned int *)pbuf = (unsigned int)data;
 		break;
-	case 8:
+	default:
 		*(unsigned long *)pbuf = (unsigned long)data;
 		break;
-	default:
-		kvm_err("%s: unknown data len: %d\n", __func__, len);
 	}
 	spin_unlock(&vcpu->arch.ipi_state.lock);
 }