# HG changeset patch
# User Igor Sysoev <igor@sysoev.ru>
# Date 1193048127 0
# Node ID 8f8e0a60685fafec6e1d08ff656750fc78ac99d1
# Parent  4705b76bb08b760673de63b3a010404270ef96a9
fix segfault

diff --git a/src/http/modules/ngx_http_charset_filter_module.c b/src/http/modules/ngx_http_charset_filter_module.c
--- a/src/http/modules/ngx_http_charset_filter_module.c
+++ b/src/http/modules/ngx_http_charset_filter_module.c
@@ -1462,6 +1462,12 @@ ngx_http_charset_merge_loc_conf(ngx_conf
         return NGX_CONF_OK;
     }
 
+    if (conf->source_charset >= NGX_HTTP_CHARSET_VAR
+        || conf->charset >= NGX_HTTP_CHARSET_VAR)
+    {
+        return NGX_CONF_OK;
+    }
+
     mcf = ngx_http_conf_get_module_main_conf(cf,
                                              ngx_http_charset_filter_module);
     recode = mcf->recodes.elts;