From: Ruediger Pluem <rpluem@apache.org>
Date: Tue, 25 Oct 2011 15:56:08 +0000 (+0000)
Subject: * Correctly return a 400 (Bad request) in case of a HTTP/0.9 request like
X-Git-Tag: 2.3.15~89
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=71fefb695182c785ae23cc3843a78d7cd9e25781;p=thirdparty%2Fapache%2Fhttpd.git

* Correctly return a 400 (Bad request) in case of a HTTP/0.9 request like
  GET @example.org/foo


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1188745 13f79535-47bb-0310-9956-ffa450edef68
---

diff --git a/server/protocol.c b/server/protocol.c
index 28aeafcdde2..2d2bc05ca09 100644
--- a/server/protocol.c
+++ b/server/protocol.c
@@ -672,6 +672,7 @@ static int read_request_line(request_rec *r, apr_bucket_brigade *bb)
         r->hostname = NULL;
         r->status = HTTP_BAD_REQUEST;
         r->uri = apr_pstrdup(r->pool, uri);
+        return 0;
     }
 
     if (ll[0]) {
@@ -986,15 +987,15 @@ request_rec *ap_read_request(conn_rec *conn)
     if (!read_request_line(r, tmp_bb)) {
         if (r->status == HTTP_REQUEST_URI_TOO_LARGE
             || r->status == HTTP_BAD_REQUEST) {
-            if (r->status == HTTP_BAD_REQUEST) {
-                ap_log_rerror(APLOG_MARK, APLOG_INFO, 0, r,
-                              "request failed: invalid characters in URI");
-            }
-            else {
+            if (r->status == HTTP_REQUEST_URI_TOO_LARGE) {
                 ap_log_rerror(APLOG_MARK, APLOG_INFO, 0, r,
                               "request failed: URI too long (longer than %d)",
                               r->server->limit_req_line);
             }
+            else if (r->method == NULL) {
+                ap_log_rerror(APLOG_MARK, APLOG_INFO, 0, r,
+                              "request failed: invalid characters in URI");
+            }
             ap_send_error_response(r, 0);
             ap_update_child_status(conn->sbh, SERVER_BUSY_LOG, r);
             ap_run_log_transaction(r);