tree a4fd901922aefe09ab8da00e8a8dd25cc6c33246
parent d1162b2650936d1125579bf42c088c678e19be87
author Maxim Dounin <mdounin@mdounin.ru> 1488901771 +0300
committer Maxim Dounin <mdounin@mdounin.ru> 1488901771 +0300

Converted hc->busy/hc->free to use chain links.

Most notably, this fixes possible buffer overflows if number of large
client header buffers in a virtual server is different from the one in
the default server.

Reported by Daniil Bondarev.