# HG changeset patch
# User Maxim Dounin <mdounin@mdounin.ru>
# Date 1323801015 0
# Node ID 6af89b1b16e816d60e95b195eac30beb44849d5c
# Parent  4d45c138e3dfc9ded075d43014a8defd7439e51d
Merge of r4144:

Upstream: clearing of u->peer.connection on close.

This fixes crashes observed with some 3rd party balancer modules.  Standard
balancer modules (round-robin and ip hash) explicitly set pc->connection
(aka u->peer.connection) to NULL and aren't affected.

diff --git a/src/http/ngx_http_upstream.c b/src/http/ngx_http_upstream.c
--- a/src/http/ngx_http_upstream.c
+++ b/src/http/ngx_http_upstream.c
@@ -2888,6 +2888,7 @@ ngx_http_upstream_next(ngx_http_request_
 #endif
 
         ngx_close_connection(u->peer.connection);
+        u->peer.connection = NULL;
     }
 
 #if 0