From 53c48928410c88a1ce434cba32b0fff8af444a9b Mon Sep 17 00:00:00 2001
From: Anton Tolchanov <anton@tailscale.com>
Date: Thu, 15 Dec 2022 13:18:29 +0000
Subject: [PATCH] ipn/ipnserver: propagate http.Serve error

This ensures that we capture error returned by `Serve` and exit with a
non-zero exit code if it happens.

Signed-off-by: Anton Tolchanov <anton@tailscale.com>
---
 ipn/ipnserver/server.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ipn/ipnserver/server.go b/ipn/ipnserver/server.go
index 06944371c..c18817067 100644
--- a/ipn/ipnserver/server.go
+++ b/ipn/ipnserver/server.go
@@ -516,6 +516,7 @@ func (s *Server) Run(ctx context.Context, ln net.Listener) error {
 		if err := ctx.Err(); err != nil {
 			return err
 		}
+		return err
 	}
 	return nil
 }