From 506b7631853cf3864335ef38f7f0b8453a285703 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E4=B8=96=E7=95=8C?= Date: Tue, 24 Feb 2026 15:47:47 +0800 Subject: [PATCH] Fix reserved bytes offset in StdNetBind.Send --- conn/bind_std.go | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/conn/bind_std.go b/conn/bind_std.go index a1d4d9e..6bf5978 100644 --- a/conn/bind_std.go +++ b/conn/bind_std.go @@ -413,10 +413,10 @@ func (s *StdNetBind) Send(bufs [][]byte, endpoint Endpoint, offset int) error { err error ) for _, buf := range bufs { - if len(buf) > 3 { + if len(buf) > offset+3 { reserved, loaded := s.reservedForEndpoint[endpoint.(*StdNetEndpoint).AddrPort] if loaded { - copy(buf[1:4], reserved[:]) + copy(buf[offset+1:offset+4], reserved[:]) } } }