[nginx] HTTP/2: skip data frames in case of internal errors.

[Valentin Bartenev]

details:   http://hg.nginx.org/nginx/rev/9ac934dd5dd8
branches:  
changeset: 6519:9ac934dd5dd8
user:      Valentin Bartenev <vbart at nginx.com>
date:      Tue Apr 19 17:38:49 2016 +0300
description:
HTTP/2: skip data frames in case of internal errors.

This prevents possible processing of such frames and triggering
rb->post_handler if an error occurred during r->request_body
initialization.

diffstat:

 src/http/v2/ngx_http_v2.c |  2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diffs (19 lines):

diff -r 7760b54d5458 -r 9ac934dd5dd8 src/http/v2/ngx_http_v2.c
--- a/src/http/v2/ngx_http_v2.c	Tue Apr 19 17:38:49 2016 +0300
+++ b/src/http/v2/ngx_http_v2.c	Tue Apr 19 17:38:49 2016 +0300
@@ -3473,6 +3473,7 @@ ngx_http_v2_read_request_body(ngx_http_r
     }
 
     if (rb->buf == NULL) {
+        stream->skip_data = 1;
         return NGX_HTTP_INTERNAL_SERVER_ERROR;
     }
 
@@ -3494,6 +3495,7 @@ ngx_http_v2_read_request_body(ngx_http_r
                                            stream->recv_window)
             == NGX_ERROR)
         {
+            stream->skip_data = 1;
             return NGX_HTTP_INTERNAL_SERVER_ERROR;
         }
     }