[PATCH v4 3/8] libtracefs: Use tracefs_list_free() API

["Tzvetomir Stoyanov (VMware)" <tz.stoyanov@xxxxxxxxx>]

Use the tracefs_list_free() for cleaning lists of events and systems,
returned by tracefs_system_events() and tracefs_event_systems() APIs.

Signed-off-by: Tzvetomir Stoyanov (VMware) <tz.stoyanov@xxxxxxxxx>
---
 lib/tracefs/tracefs-events.c | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/lib/tracefs/tracefs-events.c b/lib/tracefs/tracefs-events.c
index 8e825f50..6b796382 100644
--- a/lib/tracefs/tracefs-events.c
+++ b/lib/tracefs/tracefs-events.c
@@ -481,11 +481,7 @@ next_event:
 			failure = ret;
 	}
 
-	if (events) {
-		for (i = 0; events[i]; i++)
-			free(events[i]);
-		free(events);
-	}
+	tracefs_list_free(events);
 	return failure;
 }
 
@@ -564,11 +560,7 @@ static int fill_local_events_system(const char *tracing_dir,
 	/* always succeed because parsing failures are not critical */
 	ret = 0;
 out:
-	if (systems) {
-		for (i = 0; systems[i]; i++)
-			free(systems[i]);
-		free(systems);
-	}
+	tracefs_list_free(systems);
 	return ret;
 }
 
-- 
2.28.0