From 4969ed3fc210884728b6f71687f84a12586df428 Mon Sep 17 00:00:00 2001
From: kyriediculous <vergauwennico@gmail.com>
Date: Mon, 28 Oct 2024 18:41:41 +0100
Subject: [PATCH] update 'available' calculation in withdraw

---
 src/lpETH/LpETH.sol | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/lpETH/LpETH.sol b/src/lpETH/LpETH.sol
index c27e175..9328097 100644
--- a/src/lpETH/LpETH.sol
+++ b/src/lpETH/LpETH.sol
@@ -219,7 +219,10 @@ contract LpETH is
         }
         Data storage $ = _loadStorageSlot();
 
-        uint256 available = ud(amount).mul(UNIT_60x18.sub(ud($.unlocking).div(ud($.liabilities)))).unwrap();
+        uint256 available = $.liabilities - $.unlocking;
+        if (available > amount) available = amount;
+
+        ud(amount).mul(UNIT_60x18.sub(ud($.unlocking).div(ud($.liabilities)))).unwrap();
 
         if (available < amount && available > 0) {
             requestId = $.withdrawQueue.createRequest(uint128(amount - available), payable(msg.sender));