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-rw-r--r--kernel/trace/trace.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 38c613ede10d..d4627f15407a 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -4172,8 +4172,11 @@ static int tracing_set_tracer(struct trace_array *tr, const char *buf)
free_snapshot(tr);
}
#endif
- /* Currently, only the top instance has options */
- if (tr->flags & TRACE_ARRAY_FL_GLOBAL) {
+ /*
+ * Only enable if the directory has been created already.
+ * Currently, only the top instance has options
+ */
+ if (tr->dir && tr->flags & TRACE_ARRAY_FL_GLOBAL) {
destroy_trace_option_files(topts);
topts = create_trace_option_files(tr, t);
}