[PATCH 1/7] tracing: instance_rmdir() leaks ftrace_event_file->filter

[Oleg Nesterov]

instance_rmdir() path destroys the event files but forgets to free
file->filter. Change remove_event_file_dir() to free_event_filter().

Signed-off-by: Oleg Nesterov <oleg@xxxxxxxxxx>
---
 kernel/trace/trace_events.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index fdb2271..735608e 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -470,6 +470,7 @@ static void remove_event_file_dir(struct ftrace_event_file *file)
 
 	list_del(&file->list);
 	remove_subsystem(file->system);
+	free_event_filter(file->filter);
 	kmem_cache_free(file_cachep, file);
 }
 
-- 
1.5.5.1

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