linux-kernel - [PATCH linux-next] tracing: Remove the unneeded result variable

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Date:   Tue,  6 Sep 2022 07:21:59 +0000
From:   cgel.zte@...il.com
To:     rostedt@...dmis.org
Cc:     mingo@...hat.com, linux-kernel@...r.kernel.org,
        ye xingchen <ye.xingchen@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH linux-next] tracing: Remove the unneeded result variable

From: ye xingchen <ye.xingchen@....com.cn>

Return the value trace_remove_event_call() directly instead of storing
it in another redundant variable.

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: ye xingchen <ye.xingchen@....com.cn>
---
 kernel/trace/trace_events_synth.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/kernel/trace/trace_events_synth.c b/kernel/trace/trace_events_synth.c
index 5e8c07aef071..bf57801b139b 100644
--- a/kernel/trace/trace_events_synth.c
+++ b/kernel/trace/trace_events_synth.c
@@ -831,11 +831,8 @@ static int register_synth_event(struct synth_event *event)
 static int unregister_synth_event(struct synth_event *event)
 {
 	struct trace_event_call *call = &event->call;
-	int ret;
-
-	ret = trace_remove_event_call(call);
 
-	return ret;
+	return trace_remove_event_call(call);
 }
 
 static void free_synth_event(struct synth_event *event)
-- 
2.25.1