tree fadd320cf95abb51ceeb3a27b6f0fa98dbf6a224
parent d5906992b27159ab4ff96bcebe925cb49ba63d88
author Valentin Bartenev <vbart@nginx.com> 1493032617 +0300
committer Valentin Bartenev <vbart@nginx.com> 1493032617 +0300

HTTP/2: rejecting zero WINDOW_UPDATE with PROTOCOL_ERROR.

It's required by RFC 7540.  While there is no real harm from such frames,
that should help to detect broken clients.

Based on a patch by Piotr Sikora.