# HG changeset patch
# User Ruslan Ermilov <ru@nginx.com>
# Date 1372838653 -14400
# Node ID af60a210cb781aa472f75926cb0e1f25daa155f5
# Parent  e088695737c3446bfe45a2c8d4e1a6a0e3138441
Upstream: updated list of ngx_event_connect_peer() return values.

ngx_http_upstream_get_keepalive_peer() may return NGX_DONE to
indicate that the cached keepalive connection is reused.

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
@@ -1181,7 +1181,7 @@ ngx_http_upstream_connect(ngx_http_reque
         return;
     }
 
-    /* rc == NGX_OK || rc == NGX_AGAIN */
+    /* rc == NGX_OK || rc == NGX_AGAIN || rc == NGX_DONE */
 
     c = u->peer.connection;