From 2fe79faf3d03e2c9e0c84bc5bf3154222d03b608 Mon Sep 17 00:00:00 2001
From: armink <armink.ztl@gmail.com>
Date: Thu, 8 Nov 2018 10:59:25 +0800
Subject: [PATCH] [component][ulog] Fix a memory leak problem.

---
 components/utilities/ulog/ulog.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/components/utilities/ulog/ulog.c b/components/utilities/ulog/ulog.c
index bea6500f7e..a878baaa12 100644
--- a/components/utilities/ulog/ulog.c
+++ b/components/utilities/ulog/ulog.c
@@ -790,6 +790,7 @@ int ulog_tag_lvl_filter_set(const char *tag, rt_uint32_t level)
         {
             /* remove current tag's level filter when input level is the lowest level */
             rt_slist_remove(&ulog.filter.tag_lvl_list, &tag_lvl->list);
+            rt_free(tag_lvl);
         }
         else
         {