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diff src/http/modules/ngx_http_charset_filter_module.c @ 250:fbf2b2f66c9f NGINX_0_4_10

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nginx 0.4.10 *) Feature: the POP3 proxy supports the APOP command. *) Bugfix: if the select, poll or /dev/poll methods were used, then while waiting authentication server response the IMAP/POP3 proxy hogged CPU. *) Bugfix: a segmentation fault might occur if the $server_addr variable was used in the "map" directive. *) Bugfix: the ngx_http_flv_module did not support the byte ranges for full responses; bug appeared in 0.4.7. *) Bugfix: nginx could not be built on Debian amd64; bug appeared in 0.4.9.
author Igor Sysoev <http://sysoev.ru>
date Mon, 23 Oct 2006 00:00:00 +0400
parents 500a3242dff6
children 5bef04fc3fd5
line wrap: on
line diff
--- a/src/http/modules/ngx_http_charset_filter_module.c
+++ b/src/http/modules/ngx_http_charset_filter_module.c
@@ -250,6 +250,10 @@ ngx_http_charset_header_filter(ngx_http_
                 vv = ngx_http_get_indexed_variable(r,
                                                charset - NGX_HTTP_CHARSET_VAR);
 
+                if (vv == NULL || vv->not_found) {
+                    return NGX_ERROR;
+                }
+
                 charset = ngx_http_charset_get_charset(charsets, n,
                                                        (ngx_str_t *) vv);
             }
@@ -293,6 +297,10 @@ ngx_http_charset_header_filter(ngx_http_
             vv = ngx_http_get_indexed_variable(r,
                                         source_charset - NGX_HTTP_CHARSET_VAR);
 
+            if (vv == NULL || vv->not_found) {
+                return NGX_ERROR;
+            }
+
             source_charset = ngx_http_charset_get_charset(charsets, n,
                                                           (ngx_str_t *) vv);
         }