[component][ulog] Fix a memory leak problem.

armink · armink · commit 2fe79faf3d03 · 2018-11-08T10:59:25.000+08:00
diff --git 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
         {

Original file line number	Diff line number	Diff line change
`@@ -790,6 +790,7 @@ int ulog_tag_lvl_filter_set(const char *tag, rt_uint32_t level)`
`790`	`790`	`{`
`791`	`791`	`/* remove current tag's level filter when input level is the lowest level */`
`792`	`792`	`rt_slist_remove(&ulog.filter.tag_lvl_list, &tag_lvl->list);`
	`793`	`+ rt_free(tag_lvl);`
`793`	`794`	`}`
`794`	`795`	`else`
`795`	`796`	`{`