From d420215de1a738c876d49c9b951c7a45ed5884cf Mon Sep 17 00:00:00 2001
From: gibbed <rick@gibbed.us>
Date: Fri, 4 Dec 2020 15:06:26 -0600
Subject: [PATCH] [Kernel] Allow 0 return for MmQueryAddressProtect.

---
 src/xenia/kernel/xboxkrnl/xboxkrnl_memory.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/xenia/kernel/xboxkrnl/xboxkrnl_memory.cc b/src/xenia/kernel/xboxkrnl/xboxkrnl_memory.cc
index 8ecdabd5d..bcb88123c 100644
--- a/src/xenia/kernel/xboxkrnl/xboxkrnl_memory.cc
+++ b/src/xenia/kernel/xboxkrnl/xboxkrnl_memory.cc
@@ -400,7 +400,7 @@ dword_result_t MmQueryAddressProtect(dword_t base_address) {
   if (!heap->QueryProtect(base_address, &access)) {
     access = 0;
   }
-  access = ToXdkProtectFlags(access);
+  access = !access ? 0 : ToXdkProtectFlags(access);
 
   return access;
 }