From: Nick Mathewson <nickm@torproject.org>
Date: Thu, 12 Mar 2015 15:28:18 +0000 (-0400)
Subject: add an explanatory comment
X-Git-Tag: tor-0.2.6.5-rc~7^2^2
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=d4c17162632b662c333fb09b930838c3884a6fc7;p=thirdparty%2Ftor.git

add an explanatory comment
---

diff --git a/src/or/cpuworker.c b/src/or/cpuworker.c
index e3781ada1c..d511ecf84c 100644
--- a/src/or/cpuworker.c
+++ b/src/or/cpuworker.c
@@ -178,8 +178,12 @@ update_state_threadfn(void *state_, void *work_)
 void
 cpuworkers_rotate_keyinfo(void)
 {
-  if (!threadpool)
+  if (!threadpool) {
+    /* If we're a client, then we won't have cpuworkers, and we won't need
+     * to tell them to rotate their state.
+     */
     return;
+  }
   if (threadpool_queue_update(threadpool,
                               worker_state_new,
                               update_state_threadfn,