From f2a24d6e58df45229015f6d32fcf95f87faea701 Mon Sep 17 00:00:00 2001
From: Nick Mathewson <nickm@torproject.org>
Date: Wed, 11 Feb 2009 17:22:40 +0000
Subject: [PATCH] Better comments for some confusing-to-me code.

svn:r1117
---
 evdns.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/evdns.c b/evdns.c
index ff3b6e24..1c30972e 100644
--- a/evdns.c
+++ b/evdns.c
@@ -2026,9 +2026,10 @@ evdns_request_transmit(struct evdns_request *req) {
 		nameserver_write_waiting(req->ns, 1);
 		return 1;
 	case 2:
-		/* failed in some other way */
+		/* failed to transmit the request entirely. */
 		retcode = 1;
-		/* fall through */
+		/* fall through: we'll set a timeout, which will time out,
+		 * and make us retransmit the request anyway. */
 	default:
 		/* all ok */
 		log(EVDNS_LOG_DEBUG,
-- 
2.40.0