From e67a3a377f7b6f1993fbb2bed6d4b2333212a9f2 Mon Sep 17 00:00:00 2001
From: WuYunlong <xzsyeb@126.com>
Date: Tue, 7 Jan 2020 11:17:52 +0800
Subject: [PATCH] Free allocated sds in pfdebugCommand() to avoid memory leak.

---
 src/hyperloglog.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/hyperloglog.c b/src/hyperloglog.c
index a44d15646..facd99743 100644
--- a/src/hyperloglog.c
+++ b/src/hyperloglog.c
@@ -1535,6 +1535,7 @@ void pfdebugCommand(client *c) {
         sds decoded = sdsempty();
 
         if (hdr->encoding != HLL_SPARSE) {
+            sdsfree(decoded);
             addReplyError(c,"HLL encoding is not sparse");
             return;
         }