From 9f9919e35191c7f85ac6a1ec81508eaa12ca076d Mon Sep 17 00:00:00 2001
From: ThomasV <thomasv@electrum.org>
Date: Wed, 14 May 2025 12:25:55 +0200
Subject: [PATCH] available_to_spend: check too_many_htlcs

partial fix for #8857
(this should at least fix the trampoline case)
---
 electrum/lnchannel.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/electrum/lnchannel.py b/electrum/lnchannel.py
index 012a703d6..9336be484 100644
--- a/electrum/lnchannel.py
+++ b/electrum/lnchannel.py
@@ -1553,6 +1553,8 @@ class Channel(AbstractChannel):
         )
 
         max_send_msat = min(max_send_msat, self.remaining_max_inflight(receiver))
+        if self.too_many_htlcs(sender):
+            max_send_msat = 0
 
         max_send_msat = max(max_send_msat, 0)
         return max_send_msat