f Drop redundant payment state setting

Author: tnull

src/payment/bolt11.rs

@@ -100,16 +100,6 @@ impl Bolt11Payment {
 		}
 
 		let invoice = maybe_deref(invoice);
-		let payment_id = PaymentId(invoice.payment_hash().to_byte_array());
-		if let Some(payment) = self.payment_store.get(&payment_id) {
-			if payment.status == PaymentStatus::Pending
-				|| payment.status == PaymentStatus::Succeeded
-			{
-				log_error!(self.logger, "Payment error: an invoice must not be paid twice.");
-				return Err(Error::DuplicatePayment);
-			}
-		}
-
 		let payment_hash = PaymentHash(invoice.payment_hash().to_byte_array());
 		let payment_id = PaymentId(invoice.payment_hash().to_byte_array());
 		if let Some(payment) = self.payment_store.get(&payment_id) {