From 8f0e1de6694348bcc9a7d934d7467aaf6128e664 Mon Sep 17 00:00:00 2001
From: baldurk <baldurk@baldurk.org>
Date: Thu, 24 Jun 2021 16:55:02 +0100
Subject: [PATCH] Don't write to pNext pointers in SerialiseNext() when writing

* These pNext pointers might be in read-only memory so it would cause an
  exception, and nothing has changed so there's no need.
---
 renderdoc/driver/vulkan/vk_serialise.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/renderdoc/driver/vulkan/vk_serialise.cpp b/renderdoc/driver/vulkan/vk_serialise.cpp
index 106ebfc35..ab7624f71 100644
--- a/renderdoc/driver/vulkan/vk_serialise.cpp
+++ b/renderdoc/driver/vulkan/vk_serialise.cpp
@@ -1482,7 +1482,8 @@ static void SerialiseNext(SerialiserType &ser, VkStructureType &sType, void *&pN
 {
   const void *tmpNext = pNext;
   SerialiseNext(ser, sType, tmpNext);
-  pNext = (void *)tmpNext;
+  if(ser.IsReading())
+    pNext = (void *)tmpNext;
 }
 
 static inline void DeserialiseNext(const void *pNext)