From 216c86c151946e7470f6637538be0f38a38be8a8 Mon Sep 17 00:00:00 2001
From: CJ42 <cavallerajean@gmail.com>
Date: Mon, 9 Oct 2023 11:38:36 +0100
Subject: [PATCH] perf: remove double `_exist` check in LSP8Core

---
 .../LSP8IdentifiableDigitalAssetCore.sol                     | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/contracts/LSP8IdentifiableDigitalAsset/LSP8IdentifiableDigitalAssetCore.sol b/contracts/LSP8IdentifiableDigitalAsset/LSP8IdentifiableDigitalAssetCore.sol
index 97ac6b16f..291551904 100644
--- a/contracts/LSP8IdentifiableDigitalAsset/LSP8IdentifiableDigitalAssetCore.sol
+++ b/contracts/LSP8IdentifiableDigitalAsset/LSP8IdentifiableDigitalAssetCore.sol
@@ -285,6 +285,7 @@ abstract contract LSP8IdentifiableDigitalAssetCore is
     ) internal virtual {
         bool isRemoved = _operators[tokenId].remove(operator);
         if (!isRemoved) revert LSP8NonExistingOperator(operator, tokenId);
+
         emit RevokedOperator(
             operator,
             tokenOwner,
@@ -368,10 +369,6 @@ abstract contract LSP8IdentifiableDigitalAssetCore is
             revert LSP8CannotSendToAddressZero();
         }
 
-        if (_exists(tokenId)) {
-            revert LSP8TokenIdAlreadyMinted(tokenId);
-        }
-
         _beforeTokenTransfer(address(0), to, tokenId);
 
         // Check that `tokenId` was not minted inside the `_beforeTokenTransfer` hook