From fa9ce98d8e19526200e8c38dd5e418ddee14b692 Mon Sep 17 00:00:00 2001
From: Mark Jansen <mark.jansen@reactos.org>
Date: Sun, 5 Nov 2017 21:23:55 +0100
Subject: [PATCH] [OPENGL32] Do not crash in IntGetCurrentDC if thread data was
 not allocated. CORE-12232

---
 dll/opengl/opengl32/opengl32.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dll/opengl/opengl32/opengl32.h b/dll/opengl/opengl32/opengl32.h
index b3e0bd08f8f..68e5a86672c 100644
--- a/dll/opengl/opengl32/opengl32.h
+++ b/dll/opengl/opengl32/opengl32.h
@@ -154,7 +154,7 @@ HDC
 IntGetCurrentDC(void)
 {
     struct Opengl32_ThreadData* data = TlsGetValue(OglTlsIndex);
-    return data->hdc;
+    return data ? data->hdc : NULL;
 }
 
 static inline