From f59119aad68e92f7c08c37ab0dac9355be741198 Mon Sep 17 00:00:00 2001
From: "zhaozhao.zz" <zhaozhao.zz@alibaba-inc.com>
Date: Thu, 18 Jul 2019 16:46:19 +0800
Subject: [PATCH] Client side caching: filter clients untracking

---
 src/tracking.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/tracking.c b/src/tracking.c
index f3ff7ed03..84b29d28a 100644
--- a/src/tracking.c
+++ b/src/tracking.c
@@ -167,7 +167,7 @@ void trackingInvalidateKey(robj *keyobj) {
         uint64_t id;
         memcpy(&id,ri.key,ri.key_len);
         client *c = lookupClientByID(id);
-        if (c == NULL) continue;
+        if (c == NULL || !(c->flags & CLIENT_TRACKING)) continue;
         sendTrackingMessage(c,hash);
     }
     raxStop(&ri);