linux-kernel - [PATCH] kernel/trace: cleanup code, remove init "char *name"

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Message-Id: <20220513075221.26275-1-liqiong@nfschina.com>
Date:   Fri, 13 May 2022 15:52:21 +0800
From:   liqiong <liqiong@...china.com>
To:     Steven Rostedt <rostedt@...dmis.org>,
        Ingo Molnar <mingo@...hat.com>
Cc:     linux-kernel@...r.kernel.org, hukun@...china.com,
        qixu@...china.com, yuzhe@...china.com, renyu@...china.com,
        liqiong <liqiong@...china.com>
Subject: [PATCH] kernel/trace: cleanup code, remove init "char *name"

The pointer is assigned to "type->name" anyway. no need to
initialize with "preemption".

Signed-off-by: liqiong <liqiong@...china.com>
---
 kernel/trace/trace.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 64649990a66a..d511581cfafd 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -4273,9 +4273,7 @@ print_trace_header(struct seq_file *m, struct trace_iterator *iter)
 	struct tracer *type = iter->trace;
 	unsigned long entries;
 	unsigned long total;
-	const char *name = "preemption";
-
-	name = type->name;
+	const char *name = type->name;
 
 	get_total_entries(buf, &total, &entries);
 
-- 
2.25.1