nginx 0.3.29 *) Feature: now nginx uses less memory, if PHP in FastCGI mode sends many warnings before the response. *) Bugfix: the "Transfer-Encoding: chunked" header line was issued in the 204 responses for the HTTP/1.1 requests. *) Bugfix: nginx returned the 502 response, if the complete response header lines were transferred in a separate FastCGI records. *) Bugfix: if the proxied URI was specified in the "post_action" directive, then it ran only after a successful completion of a request.

--- a/src/event/ngx_event_accept.c
+++ b/src/event/ngx_event_accept.c
@@ -264,8 +264,7 @@ ngx_trylock_accept_mutex(ngx_cycle_t *cy
         ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
                        "accept mutex locked");
 
-        if (ngx_accept_mutex_held && !(ngx_event_flags & NGX_USE_RTSIG_EVENT))
-        {
+        if (ngx_accept_mutex_held && !(ngx_event_flags & NGX_USE_RTSIG_EVENT)) {
             return NGX_OK;
         }