From f741c4871e03e91020cf2ff88de4010f1241a9e6 Mon Sep 17 00:00:00 2001
From: antirez <antirez@gmail.com>
Date: Mon, 9 Nov 2015 11:10:53 +0100
Subject: [PATCH] Fix error reply in subscribed Pub/Sub mode.

PING is now a valid command to issue in this context.
---
 src/server.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/server.c b/src/server.c
index ccd7cf5cd..dbfd2785a 100644
--- a/src/server.c
+++ b/src/server.c
@@ -2414,7 +2414,7 @@ int processCommand(client *c) {
         c->cmd->proc != unsubscribeCommand &&
         c->cmd->proc != psubscribeCommand &&
         c->cmd->proc != punsubscribeCommand) {
-        addReplyError(c,"only (P)SUBSCRIBE / (P)UNSUBSCRIBE / QUIT allowed in this context");
+        addReplyError(c,"only (P)SUBSCRIBE / (P)UNSUBSCRIBE / PING / QUIT allowed in this context");
         return C_OK;
     }