From 78071c750d055c8ba9516871d83294475a09ecae Mon Sep 17 00:00:00 2001
From: Philip Rebohle <philip.rebohle@tu-dortmund.de>
Date: Thu, 13 Jun 2019 01:54:55 +0200
Subject: [PATCH] [d3d11] Fix crash when setting too many viewports

---
 src/d3d11/d3d11_context.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/d3d11/d3d11_context.cpp b/src/d3d11/d3d11_context.cpp
index 6f881ed72..52f5debea 100644
--- a/src/d3d11/d3d11_context.cpp
+++ b/src/d3d11/d3d11_context.cpp
@@ -2781,6 +2781,9 @@ namespace dxvk {
           UINT                              NumViewports,
     const D3D11_VIEWPORT*                   pViewports) {
     D3D10DeviceLock lock = LockContext();
+
+    if (NumViewports > m_state.rs.viewports.size())
+      return;
     
     bool dirty = m_state.rs.numViewports != NumViewports;
     m_state.rs.numViewports = NumViewports;