From 1ce6a7580b590773479cdb60d8194a589902dc8d Mon Sep 17 00:00:00 2001
From: "Dr. Chat" <arkolbed@gmail.com>
Date: Tue, 1 Dec 2015 16:49:27 -0600
Subject: [PATCH] Fix CaptureStackTrace with null out_stack_hash

---
 src/xenia/cpu/stack_walker_win.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/xenia/cpu/stack_walker_win.cc b/src/xenia/cpu/stack_walker_win.cc
index 0902c167e..97c273ccd 100644
--- a/src/xenia/cpu/stack_walker_win.cc
+++ b/src/xenia/cpu/stack_walker_win.cc
@@ -134,7 +134,9 @@ class Win32StackWalker : public StackWalker {
   size_t CaptureStackTrace(uint64_t* frame_host_pcs, size_t frame_offset,
                            size_t frame_count,
                            uint64_t* out_stack_hash) override {
-    *out_stack_hash = 0;
+    if (out_stack_hash) {
+      *out_stack_hash = 0;
+    }
     // Simple method: captures just stack frame PC addresses, optionally
     // computing a whole-stack hash.
     ULONG back_trace_hash = 0;