From 3e649ae8e89bc54b80013839ad437b8d03d26910 Mon Sep 17 00:00:00 2001
From: gVisor bot <gvisor-bot@google.com>
Date: Sat, 13 Aug 2022 16:47:24 +0800
Subject: [PATCH] fix: Unhandled dns resolve failure error

---
 component/dialer/dialer.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/component/dialer/dialer.go b/component/dialer/dialer.go
index a43fa296..521479b0 100644
--- a/component/dialer/dialer.go
+++ b/component/dialer/dialer.go
@@ -215,6 +215,10 @@ func concurrentDualStackDialContext(ctx context.Context, network, address string
 		ips, err = resolver.ResolveAllIPProxyServerHost(host)
 	}
 
+	if err != nil {
+		return nil, err
+	}
+
 	return concurrentDialContext(ctx, network, ips, port, opt)
 }