From 4ca0953c8775c61740a0bd038eede1e8cbeaff37 Mon Sep 17 00:00:00 2001
From: Roman Dmitrienko <roman@dmitrienko.com>
Date: Fri, 1 Mar 2024 21:11:20 +0100
Subject: [PATCH] Add specific error code for invalid custom TLVs.

---
 src/error.rs | 2 ++
 src/lib.rs   | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/error.rs b/src/error.rs
index 0182b3092..7762426c3 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -61,6 +61,8 @@ pub enum Error {
 	InvalidChannelId,
 	/// The given network is invalid.
 	InvalidNetwork,
+	/// The custom TLVs are invalid.
+	InvalidCustomTlv,
 	/// A payment with the given hash has already been initiated.
 	DuplicatePayment,
 	/// The available funds are insufficient to complete the given operation.
diff --git a/src/lib.rs b/src/lib.rs
index f580246e2..4741883c1 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1257,7 +1257,7 @@ impl<K: KVStore + Sync + Send + 'static> Node<K> {
 			.with_custom_tlvs(custom_tlvs.into_iter().map(|tlv| (tlv.r#type, tlv.value)).collect())
 			.map_err(|_| {
 				log_error!(self.logger, "Payment error: invalid custom TLVs.");
-				Error::PaymentSendingFailed
+				Error::InvalidCustomTlv
 			})?;
 
 		match self.channel_manager.send_spontaneous_payment_with_retry(