From d1c82dee904e239b412476ca960a8f15b01fd74c Mon Sep 17 00:00:00 2001
From: Yorke Rhodes <yorke@useabacus.network>
Date: Wed, 18 May 2022 10:16:57 -0700
Subject: [PATCH] Add back initializing guard to Common initializer (#447)

Enforces that `Inbox.initialize` and `Outbox.initialize` functions have `initializer` modifiers
---
 solidity/core/contracts/Common.sol | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/solidity/core/contracts/Common.sol b/solidity/core/contracts/Common.sol
index d7af4b5a1..7a7fdbee4 100644
--- a/solidity/core/contracts/Common.sol
+++ b/solidity/core/contracts/Common.sol
@@ -68,7 +68,10 @@ abstract contract Common is ICommon, OwnableUpgradeable {
 
     // ============ Initializer ============
 
-    function __Common_initialize(address _validatorManager) internal {
+    function __Common_initialize(address _validatorManager)
+        internal
+        onlyInitializing
+    {
         // initialize owner
         __Ownable_init();
         _setValidatorManager(_validatorManager);