From ed0bea4495aef3dd50fc0c9b8b05836b58a3cfc1 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= <marek.olsak@amd.com>
Date: Mon, 24 Feb 2020 20:52:06 -0500
Subject: [PATCH] glthread: fall back if a param size is non-zero and a pointer
 param is NULL

So that we don't crash. This is a GL error anyway.

Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>
Tested-by: Marge Bot <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3948>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3948>
---
 src/mapi/glapi/gen/gl_marshal.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/mapi/glapi/gen/gl_marshal.py b/src/mapi/glapi/gen/gl_marshal.py
index 3147b70..05c4e28 100644
--- a/src/mapi/glapi/gen/gl_marshal.py
+++ b/src/mapi/glapi/gen/gl_marshal.py
@@ -225,6 +225,7 @@ class PrintCode(gl_XML.gl_print_base):
         for p in func.parameters:
             if p.is_variable_length():
                 list.append('{0}_size < 0'.format(p.name))
+                list.append('({0}_size > 0 && !{0})'.format(p.name))
 
         if len(list) == 0:
             return
-- 
2.7.4