From 3e3570dff73a7d465a27f4c433621c84e4bb4e43 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Wed, 23 Apr 2014 13:47:57 -0700
Subject: [PATCH] Don't crash in WIN_GL_InitExtensions() if the OpenGL library
 couldn't be loaded

---
 src/video/windows/SDL_windowsopengl.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/video/windows/SDL_windowsopengl.c b/src/video/windows/SDL_windowsopengl.c
index 80ba3b45d..71855c874 100644
--- a/src/video/windows/SDL_windowsopengl.c
+++ b/src/video/windows/SDL_windowsopengl.c
@@ -334,6 +334,10 @@ WIN_GL_InitExtensions(_THIS)
     HGLRC hglrc;
     PIXELFORMATDESCRIPTOR pfd;
 
+    if (!_this->gl_data) {
+        return;
+    }
+
     hwnd =
         CreateWindow(SDL_Appname, SDL_Appname, (WS_POPUP | WS_DISABLED), 0, 0,
         10, 10, NULL, NULL, SDL_Instance, NULL);