From 782ef583f0aeb06c3c664e0fef0915067e54010e Mon Sep 17 00:00:00 2001
From: Colin Adler <colin1adler@gmail.com>
Date: Wed, 12 Apr 2023 19:22:46 -0500
Subject: [PATCH] fix(healthcheck): prevent infinite loop if DERP message
 exchange fails

---
 coderd/healthcheck/derp.go | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/coderd/healthcheck/derp.go b/coderd/healthcheck/derp.go
index e4cb206f3ead0..c3b3f1991991b 100644
--- a/coderd/healthcheck/derp.go
+++ b/coderd/healthcheck/derp.go
@@ -2,9 +2,7 @@ package healthcheck
 
 import (
 	"context"
-	"errors"
 	"fmt"
-	"io"
 	"net"
 	"net/netip"
 	"net/url"
@@ -390,9 +388,7 @@ func (*DERPNodeReport) recvData(client *derphttp.Client) (derp.ReceivedPacket, e
 	for {
 		msg, err := client.Recv()
 		if err != nil {
-			if errors.Is(err, io.EOF) {
-				return derp.ReceivedPacket{}, nil
-			}
+			return derp.ReceivedPacket{}, err
 		}
 
 		switch msg := msg.(type) {