1 files changed, 4 insertions, 0 deletions

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index f9f22c435036..d95ec2876bbb 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -6161,6 +6161,7 @@ static int instance_delete(const char *name)
 
         tracing_set_nop(tr);
         event_trace_del_tracer(tr);
+        ftrace_destroy_function_files(tr);
         debugfs_remove_recursive(tr->dir);
         free_percpu(tr->trace_buffer.data);
         ring_buffer_free(tr->trace_buffer.buffer);
@@ -6291,6 +6292,9 @@ init_tracer_debugfs(struct trace_array *tr, struct dentry *d_tracer)
         trace_create_file("tracing_on", 0644, d_tracer,
                           tr, &rb_simple_fops);
 
+        if (ftrace_create_function_files(tr, d_tracer))
+                WARN(1, "Could not allocate function filter files");
+
 #ifdef CONFIG_TRACER_SNAPSHOT
         trace_create_file("snapshot", 0644, d_tracer,
                           tr, &snapshot_fops);