From 7f5cc6fb4bb0e1a24cf27934023d41efa88f30b3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=84=9A=E8=80=85?= <guweigang@bullsoft.org>
Date: Sat, 25 Apr 2026 03:03:30 +0800
Subject: [PATCH] net.websocket: treat zero-byte frame-header reads as peer
 close (#26956)

---
 vlib/net/websocket/message.v | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/vlib/net/websocket/message.v b/vlib/net/websocket/message.v
index 5d79123f2..d3a0ec944 100644
--- a/vlib/net/websocket/message.v
+++ b/vlib/net/websocket/message.v
@@ -216,8 +216,7 @@ pub fn (mut ws Client) parse_frame_header() !Frame {
 	for ws.get_state() == .open {
 		read_bytes := ws.socket_read_ptr(&rbuff[0], 1)!
 		if read_bytes == 0 {
-			// this is probably a timeout or close
-			continue
+			return error('websocket peer closed connection')
 		}
 		buffer[bytes_read] = rbuff[0]
 		bytes_read++
-- 
2.39.5