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-rw-r--r--kernel/trace/trace_events.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index 7a0cf68..27963e2 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -2072,8 +2072,10 @@ event_enable_func(struct ftrace_hash *hash,
out_reg:
/* Don't let event modules unload while probe registered */
ret = try_module_get(file->event_call->mod);
- if (!ret)
+ if (!ret) {
+ ret = -EBUSY;
goto out_free;
+ }
ret = __ftrace_event_enable_disable(file, 1, 1);
if (ret < 0)
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