From 970187ace4ca39d938d676f901e395986f0a9e3d Mon Sep 17 00:00:00 2001
From: Joost Jager <joost.jager@gmail.com>
Date: Tue, 3 Dec 2019 20:41:46 +0100
Subject: [PATCH] invoices: remove unnecessary invoice value check

---
 invoices/update.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/invoices/update.go b/invoices/update.go
index 467f17fc..7a1b0324 100644
--- a/invoices/update.go
+++ b/invoices/update.go
@@ -107,8 +107,9 @@ func updateInvoice(ctx *invoiceUpdateCtx, inv *channeldb.Invoice) (
 
 	// If an invoice amount is specified, check that enough is paid. Also
 	// check this for duplicate payments if the invoice is already settled
-	// or accepted.
-	if inv.Terms.Value > 0 && ctx.amtPaid < inv.Terms.Value {
+	// or accepted. In case this is a zero-valued invoice, it will always be
+	// enough.
+	if ctx.amtPaid < inv.Terms.Value {
 		return nil, resultAmountTooLow, nil
 	}