# HG changeset patch
# User Vladimir Homutov <vl@nginx.com>
# Date 1637235201 -10800
# Node ID aae8b91e028024f3e436cabe24af73683087263b
# Parent  40445fc7c403d98d3198666bb8f6b55c3ab136cf
QUIC: removed unnecessary closing of active/backup sockets.

All open sockets are stored in a queue.  There is no need to close some
of them separately.  If it happens that active and backup point to same
socket, double close may happen (leading to possible segfault).

diff --git a/src/event/quic/ngx_event_quic_socket.c b/src/event/quic/ngx_event_quic_socket.c
--- a/src/event/quic/ngx_event_quic_socket.c
+++ b/src/event/quic/ngx_event_quic_socket.c
@@ -288,12 +288,6 @@ ngx_quic_close_sockets(ngx_connection_t 
 
     qc = ngx_quic_get_connection(c);
 
-    ngx_quic_close_socket(c, qc->socket);
-
-    if (qc->backup) {
-        ngx_quic_close_socket(c, qc->backup);
-    }
-
     while (!ngx_queue_empty(&qc->sockets)) {
         q = ngx_queue_head(&qc->sockets);
         qsock = ngx_queue_data(q, ngx_quic_socket_t, queue);