From b0dbb3cef147a75198c47251221b673dda114c45 Mon Sep 17 00:00:00 2001
From: Simon Ser <contact@emersion.fr>
Date: Mon, 21 Mar 2022 15:11:43 +0100
Subject: [PATCH] downstream: explain when downstreamConn.sasl is nil

---
 downstream.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/downstream.go b/downstream.go
index 595345a..72cbff8 100644
--- a/downstream.go
+++ b/downstream.go
@@ -317,7 +317,7 @@ type downstreamConn struct {
 
 	capVersion   int
 	caps         capRegistry
-	sasl         *downstreamSASL
+	sasl         *downstreamSASL         // nil unless SASL is underway
 	registration *downstreamRegistration // nil after RPL_WELCOME
 
 	lastBatchRef uint64