From 13331a463f08ce916bc07ca26bcdf1896517eea6 Mon Sep 17 00:00:00 2001
From: Philip Rebohle <philip.rebohle@tu-dortmund.de>
Date: Tue, 6 Mar 2018 11:35:12 +0100
Subject: [PATCH] [d3d11] Re-implement check for mapping device-local images

---
 src/d3d11/d3d11_context_imm.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/d3d11/d3d11_context_imm.cpp b/src/d3d11/d3d11_context_imm.cpp
index 7a7bfad7..54ec2601 100644
--- a/src/d3d11/d3d11_context_imm.cpp
+++ b/src/d3d11/d3d11_context_imm.cpp
@@ -150,6 +150,11 @@ namespace dxvk {
       // We use a buffer instead and then perform a copy.
       D3D11TextureInfo* textureInfo = GetCommonTextureInfo(pResource);
       
+      if (textureInfo->imageBuffer == nullptr) {
+        Logger::err("D3D11: Cannot map a device-local image");
+        return E_INVALIDARG;
+      }
+      
       if (pMappedResource == nullptr)
         return S_FALSE;