# HG changeset patch
# User Roman Arutyunyan <arut@nginx.com>
# Date 1584113437 -10800
# Node ID 6fd2cce50fe2a91a16881ced699c22193c7f33ac
# Parent  33a22e74101e8fa538e515da2d40542b74b816eb
Fixed infinite loop in ngx_quic_stream_send_chain().

diff -r 33a22e74101e -r 6fd2cce50fe2 src/event/ngx_event_quic.c
--- a/src/event/ngx_event_quic.c	Fri Mar 13 18:29:50 2020 +0300
+++ b/src/event/ngx_event_quic.c	Fri Mar 13 18:30:37 2020 +0300
@@ -1989,7 +1989,7 @@
     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 @@
             b->pos += n;
             return in;
         }
-
-        in = in->next;
     }
 
     return NULL;