# HG changeset patch
# User Maxim Dounin <mdounin@mdounin.ru>
# Date 1368606224 -14400
# Node ID ecd762770729f4f3d3cbad92a0ff5f280b8b3ddb
# Parent  ea2ba6dbe3614258a712db86c93c2104b96bcf4d
Proxy: clear script engine used to calculate lengths.

Previous code is believed to be safe, but might access uninitialized
memory (e.g., e->quote).

diff --git a/src/http/modules/ngx_http_proxy_module.c b/src/http/modules/ngx_http_proxy_module.c
--- a/src/http/modules/ngx_http_proxy_module.c
+++ b/src/http/modules/ngx_http_proxy_module.c
@@ -993,6 +993,8 @@ ngx_http_proxy_create_request(ngx_http_r
 
     len += uri_len;
 
+    ngx_memzero(&le, sizeof(ngx_http_script_engine_t));
+
     ngx_http_script_flush_no_cacheable_variables(r, plcf->flushes);
 
     if (plcf->body_set_len) {