From: Roman Arutyunyan <arut@nginx.com>
Date: Fri, 13 Mar 2020 15:30:37 +0000 (+0300)
Subject: Fixed infinite loop in ngx_quic_stream_send_chain().
X-Git-Tag: release-1.25.0~4^2~895
X-Git-Url: http://www.kaiwu.me/postgresql/commit/static/gitweb.js?a=commitdiff_plain;h=365b77b58732a708168c995c7956f50d110fee33;p=nginx.git

Fixed infinite loop in ngx_quic_stream_send_chain().
---

diff --git a/src/event/ngx_event_quic.c b/src/event/ngx_event_quic.c
index e005b4e6d..880dda023 100644
--- a/src/event/ngx_event_quic.c
+++ b/src/event/ngx_event_quic.c
@@ -1989,7 +1989,7 @@ ngx_quic_stream_send_chain(ngx_connection_t *c, ngx_chain_t *in,
     ssize_t     n;
     ngx_buf_t  *b;
 
-    while (in) {
+    for ( /* void */; in; in = in->next) {
         b = in->buf;
 
         if (!ngx_buf_in_memory(b)) {
@@ -2016,8 +2016,6 @@ ngx_quic_stream_send_chain(ngx_connection_t *c, ngx_chain_t *in,
             b->pos += n;
             return in;
         }
-
-        in = in->next;
     }
 
     return NULL;