Fix segfault when while discarding body a write event handler is called, runs ngx_http_core_run_phases(), and starts a request processing again. The write event has clear type and remained in a keepalive connection. The bug was introduced in r3050.
Fix segfault when while discarding body a write event handler is called,
runs ngx_http_core_run_phases(), and starts a request processing again.
The write event has clear type and remained in a keepalive connection.
The bug was introduced in r3050.

hy0kl/nginx,firebase/nginx,firebase/nginx,firebase/nginx,hy0kl/nginx,firebase/nginx,hy0kl/nginx