[PATCH ftrace/core] tracing: Remove return value in event_trace_self_tests() when top_trace_array() returns NULL

[Yoshihiro YUNOMAE]

Remove return value in event_trace_self_tests() when top_trace_array() returns
NULL because event_trace_self_tests() is void type.

Signed-off-by: Yoshihiro YUNOMAE <yoshihiro.yunomae.ez@xxxxxxxxxxx>
Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: linux-kernel@xxxxxxxxxxxxxxx
---
 kernel/trace/trace_events.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index 1349870..f99e0b3 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -2547,7 +2547,7 @@ static __init void event_trace_self_tests(void)
 
 	tr = top_trace_array();
 	if (!tr)
-		return -ENODEV;
+		return;
 
 	pr_info("Running tests on trace events:\n");
 

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