[WINED3D] Dereference context slightly later, as seen in wine. This prevents some...

svn path=/trunk/; revision=75621

diff --git a/reactos/dll/directx/wine/wined3d/context.c b/reactos/dll/directx/wine/wined3d/context.c
index 440f9a3..a1925f8 100644 (file)
--- a/reactos/dll/directx/wine/wined3d/context.c
+++ b/reactos/dll/directx/wine/wined3d/context.c
@@ -2714,12 +2714,14 @@ void context_bind_texture(struct wined3d_context *context, GLenum target, GLuint
 void *context_map_bo_address(struct wined3d_context *context,
         const struct wined3d_bo_address *data, size_t size, GLenum binding, DWORD flags)
 {
-    const struct wined3d_gl_info *gl_info = context->gl_info;
+    const struct wined3d_gl_info *gl_info;
     BYTE *memory;
 
     if (!data->buffer_object)
         return data->addr;
 
+    gl_info = context->gl_info;
+
     context_bind_bo(context, binding, data->buffer_object);
 
     if (gl_info->supported[ARB_MAP_BUFFER_RANGE])
@@ -2742,11 +2744,13 @@ void *context_map_bo_address(struct wined3d_context *context,
 void context_unmap_bo_address(struct wined3d_context *context,
         const struct wined3d_bo_address *data, GLenum binding)
 {
-    const struct wined3d_gl_info *gl_info = context->gl_info;
+    const struct wined3d_gl_info *gl_info;
 
     if (!data->buffer_object)
         return;
 
+    gl_info = context->gl_info;
+
     context_bind_bo(context, binding, data->buffer_object);
     GL_EXTCALL(glUnmapBuffer(binding));
     context_bind_bo(context, binding, 0);