From: Xiaochen Wang <wangxiaochen0@gmail.com>
Date: Mon, 21 Oct 2013 10:20:32 +0000 (+0800)
Subject: Upstream: optimize loops in ngx_http_upstream_init_round_robin().
X-Git-Tag: release-1.5.7~14
X-Git-Url: http://git.kaiwu.me/postgresql/log/contrib/postgres_fdw/static/gitweb.js?a=commitdiff_plain;h=8f3dfde7f7407053b8ea49917576495b817bb70b;p=nginx.git

Upstream: optimize loops in ngx_http_upstream_init_round_robin().
---

diff --git a/src/http/ngx_http_upstream_round_robin.c b/src/http/ngx_http_upstream_round_robin.c
index e0c6c58c7..02dbf0a16 100644
--- a/src/http/ngx_http_upstream_round_robin.c
+++ b/src/http/ngx_http_upstream_round_robin.c
@@ -71,11 +71,11 @@ ngx_http_upstream_init_round_robin(ngx_conf_t *cf,
         n = 0;
 
         for (i = 0; i < us->servers->nelts; i++) {
-            for (j = 0; j < server[i].naddrs; j++) {
-                if (server[i].backup) {
-                    continue;
-                }
+            if (server[i].backup) {
+                continue;
+            }
 
+            for (j = 0; j < server[i].naddrs; j++) {
                 peers->peer[n].sockaddr = server[i].addrs[j].sockaddr;
                 peers->peer[n].socklen = server[i].addrs[j].socklen;
                 peers->peer[n].name = server[i].addrs[j].name;
@@ -125,11 +125,11 @@ ngx_http_upstream_init_round_robin(ngx_conf_t *cf,
         n = 0;
 
         for (i = 0; i < us->servers->nelts; i++) {
-            for (j = 0; j < server[i].naddrs; j++) {
-                if (!server[i].backup) {
-                    continue;
-                }
+            if (!server[i].backup) {
+                continue;
+            }
 
+            for (j = 0; j < server[i].naddrs; j++) {
                 backup->peer[n].sockaddr = server[i].addrs[j].sockaddr;
                 backup->peer[n].socklen = server[i].addrs[j].socklen;
                 backup->peer[n].name = server[i].addrs[j].name;