[nginx] setting variable cause core when used by lua

[Maxim Dounin]

Hello!

On Fri, Feb 17, 2017 at 11:36:59AM +0800, 洪志道 wrote:

> It works well now, thank you!

Committed, thanks for testing.
http://hg.nginx.org/nginx/rev/87cf6ddb41c2

-- 
Maxim Dounin
http://nginx.org/