From 86e4d064e2955468a218c39599a2e4ffeb2d875a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ricardo=20Lu=C3=ADs=20Vaz=20Silva?= <ricolvs123@gmail.com>
Date: Sun, 5 Mar 2023 12:19:36 -0300
Subject: [PATCH] fix possible null dereference in
 FxStructMember::RequestAddress

---
 src/common/scripting/backend/codegen.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/common/scripting/backend/codegen.cpp b/src/common/scripting/backend/codegen.cpp
index 08668dd51..8932d91d6 100644
--- a/src/common/scripting/backend/codegen.cpp
+++ b/src/common/scripting/backend/codegen.cpp
@@ -7180,7 +7180,7 @@ bool FxStructMember::RequestAddress(FCompileContext &ctx, bool *writable)
 	if (membervar->Flags & VARF_Meta)
 	{
 		// Meta variables are read only.
-		*writable = false;
+		if(writable != nullptr) *writable = false;
 	}
 	else if (writable != nullptr)
 	{