From: Yann Ylavic <ylavic@apache.org>
Date: Fri, 20 Aug 2021 09:10:55 +0000 (+0000)
Subject: core: core ouput filter iovec vs brigade consistency assertion.
X-Git-Tag: 2.5.0-alpha2-ci-test-only~864
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8f8793bcc6e5b3c369d336c148003ba1f63df606;p=thirdparty%2Fapache%2Fhttpd.git

core: core ouput filter iovec vs brigade consistency assertion.

* server/core_filters.c (writev_nonblocking):
  Assert that a bucket is always bound to the walked iovec.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1892467 13f79535-47bb-0310-9956-ffa450edef68
---

diff --git a/server/core_filters.c b/server/core_filters.c
index 5868539ec87..c0275dc0de8 100644
--- a/server/core_filters.c
+++ b/server/core_filters.c
@@ -647,6 +647,7 @@ static apr_status_t writev_nonblocking(apr_socket_t *s,
 
         for (i = offset; i < nvec; ) {
             apr_bucket *bucket = APR_BRIGADE_FIRST(bb);
+            ap_assert(bucket != APR_BRIGADE_SENTINEL(bb));
             if (!bucket->length) {
                 delete_meta_bucket(bucket);
             }